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10
docs/next/core/addresses.html
View file

@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02625e0916de24f5b1eec4e50e23cb6aad62179db6a1b42e1b7363c16d3344f352)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(028d7686d1eb13907e58d4a80823d1dc1573c19d50a4fcd8129d498b4a0c650a6a)</span>
<span class="hljs-keyword">val</span> segwitAddress = {
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qdw9wr8lehjfn2uu9rr4cc2e06rpphrvr6eehll</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q04gpqrfc7j8fft96fvavwxetdvqpuwmyy7llnq</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qdw9wr8lehjfn2uu9rr4cc2e06rpphrvr6eehll</span>
<span class="hljs-comment">// tb1q04gpqrfc7j8fft96fvavwxetdvqpuwmyy7llnq</span>
</code></pre>
<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
<p>If you need to generate legacy addresses for backwards
@ -101,10 +101,10 @@ Take a look:</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we&#x27;re reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don&#x27;t do this in an actual application!</span>
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mqKayE1LYutHPFNCXHAZPHt7KHmQS6CyMY</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mrwYftPfgTQyWWC4PTCRk5PmRBQkvJDmyt</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mqKayE1LYutHPFNCXHAZPHt7KHmQS6CyMY</span>
<span class="hljs-comment">// mrwYftPfgTQyWWC4PTCRk5PmRBQkvJDmyt</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

10
docs/next/core/addresses/index.html
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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02625e0916de24f5b1eec4e50e23cb6aad62179db6a1b42e1b7363c16d3344f352)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(028d7686d1eb13907e58d4a80823d1dc1573c19d50a4fcd8129d498b4a0c650a6a)</span>
<span class="hljs-keyword">val</span> segwitAddress = {
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qdw9wr8lehjfn2uu9rr4cc2e06rpphrvr6eehll</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q04gpqrfc7j8fft96fvavwxetdvqpuwmyy7llnq</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qdw9wr8lehjfn2uu9rr4cc2e06rpphrvr6eehll</span>
<span class="hljs-comment">// tb1q04gpqrfc7j8fft96fvavwxetdvqpuwmyy7llnq</span>
</code></pre>
<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
<p>If you need to generate legacy addresses for backwards
@ -101,10 +101,10 @@ Take a look:</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we&#x27;re reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don&#x27;t do this in an actual application!</span>
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mqKayE1LYutHPFNCXHAZPHt7KHmQS6CyMY</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mrwYftPfgTQyWWC4PTCRk5PmRBQkvJDmyt</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mqKayE1LYutHPFNCXHAZPHt7KHmQS6CyMY</span>
<span class="hljs-comment">// mrwYftPfgTQyWWC4PTCRk5PmRBQkvJDmyt</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

12
docs/next/core/hd-keys.html
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
<span class="hljs-comment">// how long our phrase ends up being</span>
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xaece1278b8d311a9b87b615c4bd7c935082a88de3551d7088cef0eb67898d0ba)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x46e3543accce3698239b082dc2ccc3f9f82cb6306b45d93f31a0ec8247118e40)</span>
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(put, identify, owner, immune, country, state, tiger, history, fox, gadget, venture, head, live, dutch, juice, pretty, strike, dutch, design, buddy, guide, erase, drill, domain) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(eight, boy, attitude, office, toddler, equal, mobile, genre, column, biology, couch, view, lizard, force, script, hamster, summer, wet, habit, suit, caught, match, decorate, awake) // the phrase the user should write down</span>
<span class="hljs-comment">// the password argument is an optional, extra security</span>
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
bip39Seed)
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZx6UhJV4bnEnPTQzoia82MJJeNUvnRAeNckbgykEYxP7bw855mGqq5WgWc6jBX7c5Bpi8jVX2MQcdtrCAqr9YFbK6h6WoHF4</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZx8z9DZWbSVchB7Bh2qusoCuXVPCzb2t1D3fns5dwAKCiNMtSoU3t4yPRgQTXpGhAvD7BbiJ3FNPyB3Xxj58qsvCzBRJwJtg</span>
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
<span class="hljs-comment">// private or public keys</span>
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
<span class="hljs-comment">// can generate addresses with it!</span>
accountXpriv.extPublicKey
}
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6s6ADbfPgP2K6NgHzadYNLsasHWBhFHKSDnJq8zvr45LDC3rHcB5U1k2z27Zom2FQPiTfcZbUQ6eKnuieeXHN4BwtoFdNyomde1uD838VZC</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qNCGWTHAQ9jPboU9j6LS4BPdYaAMdg7FmkMxpZPTNjR9rsNnvGBf8zXfBJVjqyss1m94oKcg31mjWpqRBuRWadPpMcMBzcRaQP8Z2DE3ZC</span>
<span class="hljs-comment">// address no. 0 ---------------┐</span>
<span class="hljs-comment">// external address ----------┐ |</span>
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qez439ks6rsgx9v2a8ec4p0c0dgrey025v0yjs8</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q9vp2r6x6a9ywsxh8vzrshz9he8c2c68d4rfluu</span>
<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
<span class="hljs-comment">// without having access to the private key!</span>
firstAccountAddress.value
<span class="hljs-comment">// res2: String = tb1qez439ks6rsgx9v2a8ec4p0c0dgrey025v0yjs8</span>
<span class="hljs-comment">// res2: String = tb1q9vp2r6x6a9ywsxh8vzrshz9he8c2c68d4rfluu</span>
<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>

12
docs/next/core/hd-keys/index.html
View file

@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
<span class="hljs-comment">// how long our phrase ends up being</span>
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xaece1278b8d311a9b87b615c4bd7c935082a88de3551d7088cef0eb67898d0ba)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x46e3543accce3698239b082dc2ccc3f9f82cb6306b45d93f31a0ec8247118e40)</span>
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(put, identify, owner, immune, country, state, tiger, history, fox, gadget, venture, head, live, dutch, juice, pretty, strike, dutch, design, buddy, guide, erase, drill, domain) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(eight, boy, attitude, office, toddler, equal, mobile, genre, column, biology, couch, view, lizard, force, script, hamster, summer, wet, habit, suit, caught, match, decorate, awake) // the phrase the user should write down</span>
<span class="hljs-comment">// the password argument is an optional, extra security</span>
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
bip39Seed)
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZx6UhJV4bnEnPTQzoia82MJJeNUvnRAeNckbgykEYxP7bw855mGqq5WgWc6jBX7c5Bpi8jVX2MQcdtrCAqr9YFbK6h6WoHF4</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZx8z9DZWbSVchB7Bh2qusoCuXVPCzb2t1D3fns5dwAKCiNMtSoU3t4yPRgQTXpGhAvD7BbiJ3FNPyB3Xxj58qsvCzBRJwJtg</span>
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
<span class="hljs-comment">// private or public keys</span>
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
<span class="hljs-comment">// can generate addresses with it!</span>
accountXpriv.extPublicKey
}
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6s6ADbfPgP2K6NgHzadYNLsasHWBhFHKSDnJq8zvr45LDC3rHcB5U1k2z27Zom2FQPiTfcZbUQ6eKnuieeXHN4BwtoFdNyomde1uD838VZC</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qNCGWTHAQ9jPboU9j6LS4BPdYaAMdg7FmkMxpZPTNjR9rsNnvGBf8zXfBJVjqyss1m94oKcg31mjWpqRBuRWadPpMcMBzcRaQP8Z2DE3ZC</span>
<span class="hljs-comment">// address no. 0 ---------------┐</span>
<span class="hljs-comment">// external address ----------┐ |</span>
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qez439ks6rsgx9v2a8ec4p0c0dgrey025v0yjs8</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q9vp2r6x6a9ywsxh8vzrshz9he8c2c68d4rfluu</span>
<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
<span class="hljs-comment">// without having access to the private key!</span>
firstAccountAddress.value
<span class="hljs-comment">// res2: String = tb1qez439ks6rsgx9v2a8ec4p0c0dgrey025v0yjs8</span>
<span class="hljs-comment">// res2: String = tb1q9vp2r6x6a9ywsxh8vzrshz9he8c2c68d4rfluu</span>
<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>

36
docs/next/core/txbuilder.html
View file

@ -64,7 +64,7 @@
});
</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/bitcoin-s/bitcoin-s/blob/master/docs/core/txbuilder.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TxBuilder Example</h1></header><article><div><span><p>Bitcoin-S features a transaction building API that allows you to construct and sign Bitcoin transactions. Here's an example of how to use it</p>
<pre><code class="hljs css language-scala"><span class="hljs-keyword">implicit</span> <span class="hljs-keyword">val</span> ec: <span class="hljs-type">ExecutionContext</span> = <span class="hljs-type">ExecutionContext</span>.<span class="hljs-type">Implicits</span>.global
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@13a6357c[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@44e8597e[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// Initialize a transaction builder</span>
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
@ -74,19 +74,19 @@
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124)</span>
<span class="hljs-comment">// this is the script that the TxBuilder is going to create a</span>
<span class="hljs-comment">// script signature that validly spends this scriptPubKey</span>
<span class="hljs-keyword">val</span> creditingSpk = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = privKey.publicKey)
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a)</span>
<span class="hljs-keyword">val</span> amount = <span class="hljs-number">10000.</span>satoshis
<span class="hljs-comment">// amount: Satoshis = 10000 sats</span>
<span class="hljs-comment">// this is the UTXO we are going to be spending</span>
<span class="hljs-keyword">val</span> utxo =
<span class="hljs-type">TransactionOutput</span>(value = amount, scriptPubKey = creditingSpk)
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))</span>
<span class="hljs-comment">// the private key that locks the funds for the script we are spending too</span>
<span class="hljs-keyword">val</span> destinationPrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
@ -99,7 +99,7 @@
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is receiving the money</span>
<span class="hljs-keyword">val</span> destinationSPK =
<span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = destinationPrivKey.publicKey)
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)</span>
<span class="hljs-comment">// this is where we are sending money too</span>
<span class="hljs-comment">// we could add more destinations here if we</span>
@ -110,7 +110,7 @@
<span class="hljs-type">Vector</span>(destination0)
}
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)))</span>
<span class="hljs-comment">// Add the destinations to the tx builder</span>
builder ++= destinations
@ -123,17 +123,17 @@ builder ++= destinations
inputs = <span class="hljs-type">Vector</span>.empty,
outputs = <span class="hljs-type">Vector</span>(utxo),
lockTime = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly &quot;link&quot; it in the transaction we are creating</span>
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0)</span>
<span class="hljs-keyword">val</span> input = <span class="hljs-type">TransactionInput</span>(
outPoint,
<span class="hljs-type">EmptyScriptSignature</span>,
sequenceNumber = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// Add a new input to our builder</span>
builder += input
@ -141,11 +141,11 @@ builder += input
<span class="hljs-comment">// We can now generate a RawTxBuilderResult ready to be finalized</span>
<span class="hljs-keyword">val</span> builderResult = builder.result()
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4))),UInt32Impl(0))</span>
<span class="hljs-comment">// this contains the information needed to analyze our input during finalization</span>
<span class="hljs-keyword">val</span> inputInfo = <span class="hljs-type">P2PKHInputInfo</span>(outPoint, amount, privKey.publicKey)
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124))</span>
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
@ -155,18 +155,18 @@ builder += input
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51)</span>
<span class="hljs-comment">// We chose a finalizer that adds a change output to our tx based on a fee rate</span>
<span class="hljs-keyword">val</span> finalizer = <span class="hljs-type">StandardNonInteractiveFinalizer</span>(
<span class="hljs-type">Vector</span>(inputInfo),
feeRate,
changeSPK)
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073))),1 sats/byte,pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124))),1 sats/byte,pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51))</span>
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
<span class="hljs-keyword">val</span> unsignedTxF: <span class="hljs-type">Future</span>[<span class="hljs-type">Transaction</span>] = finalizer.buildTx(builderResult)
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)), TransactionOutput(4775 sats,pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)), TransactionOutput(4775 sats,pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51))),UInt32Impl(0))))</span>
<span class="hljs-comment">// We now turn to signing the unsigned transaction</span>
<span class="hljs-comment">// this contains all the information we need to</span>
@ -176,12 +176,12 @@ builder += input
signers = <span class="hljs-type">Vector</span>(privKey),
hashType =
<span class="hljs-type">HashType</span>.sigHashAll)
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// all of the UTXO spending information, since we only have</span>
<span class="hljs-comment">// one input, this is just one element</span>
<span class="hljs-keyword">val</span> utxoInfos: <span class="hljs-type">Vector</span>[<span class="hljs-type">ScriptSignatureParams</span>[<span class="hljs-type">InputInfo</span>]] = <span class="hljs-type">Vector</span>(utxoInfo)
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
<span class="hljs-comment">// The &#x27;sign&#x27; method is going produce a validly signed transaction</span>
@ -201,7 +201,7 @@ builder += input
}
<span class="hljs-type">Await</span>.result(signedTxF, <span class="hljs-number">30.</span>seconds)
}
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),P2PKHScriptSignature(ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073), ECDigitalSignature(304402205ae60f0e468500067787d8332ed6610aa1e95861bd404104adc1e3e25e9df581022038d5ff08a01c4cfc23dd320e91b32507258697f7a803506fd4dc6b67da730e2501)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)), TransactionOutput(4775 sats,pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),P2PKHScriptSignature(ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124), ECDigitalSignature(3044022000bfd936b8c1c475f031f399413a94d38172d205e9c8f031077486bc3e7e894902201871d9bf4b748d8d1f4155c3e5728122ec92c3ba64f5057c5d3124c42c81bf0a01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)), TransactionOutput(4775 sats,pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51))),UInt32Impl(0))</span>
</code></pre>
<pre><code class="hljs css language-scala">signedTx.inputs.length
<span class="hljs-comment">// res2: Int = 1</span>
@ -211,7 +211,7 @@ signedTx.outputs.length
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
signedTx.hex
<span class="hljs-comment">// res4: String = 0200000001f62a209876b937e61e68e63f7bdd9edff1203f7cda4c97873bef08588b52c8ae000000006a47304402205ae60f0e468500067787d8332ed6610aa1e95861bd404104adc1e3e25e9df581022038d5ff08a01c4cfc23dd320e91b32507258697f7a803506fd4dc6b67da730e25012102af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073000000000288130000000000001976a9143004a2ba707c15ec9188f18d973bed8a7ef27bc088aca7120000000000001976a914cbb9f7f4438f80ee9560287200db6be1bd041a0e88ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001a474c24aafbc2b845769f6bb7481bf1267d51365cd0e8d906aaabbaf4a686161000000006a473044022000bfd936b8c1c475f031f399413a94d38172d205e9c8f031077486bc3e7e894902201871d9bf4b748d8d1f4155c3e5728122ec92c3ba64f5057c5d3124c42c81bf0a012103c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124000000000288130000000000001976a914521977228adf2e7db4d5d5e866f9fc0b0dbf3ce488aca7120000000000001976a91461082bbcee61c8f414bf23eb1a92caa83ce6ab5188ac00000000</span>
</code></pre>
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@ -64,7 +64,7 @@
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</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/bitcoin-s/bitcoin-s/blob/master/docs/core/txbuilder.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TxBuilder Example</h1></header><article><div><span><p>Bitcoin-S features a transaction building API that allows you to construct and sign Bitcoin transactions. Here's an example of how to use it</p>
<pre><code class="hljs css language-scala"><span class="hljs-keyword">implicit</span> <span class="hljs-keyword">val</span> ec: <span class="hljs-type">ExecutionContext</span> = <span class="hljs-type">ExecutionContext</span>.<span class="hljs-type">Implicits</span>.global
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@13a6357c[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@44e8597e[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// Initialize a transaction builder</span>
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
@ -74,19 +74,19 @@
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124)</span>
<span class="hljs-comment">// this is the script that the TxBuilder is going to create a</span>
<span class="hljs-comment">// script signature that validly spends this scriptPubKey</span>
<span class="hljs-keyword">val</span> creditingSpk = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = privKey.publicKey)
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a)</span>
<span class="hljs-keyword">val</span> amount = <span class="hljs-number">10000.</span>satoshis
<span class="hljs-comment">// amount: Satoshis = 10000 sats</span>
<span class="hljs-comment">// this is the UTXO we are going to be spending</span>
<span class="hljs-keyword">val</span> utxo =
<span class="hljs-type">TransactionOutput</span>(value = amount, scriptPubKey = creditingSpk)
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))</span>
<span class="hljs-comment">// the private key that locks the funds for the script we are spending too</span>
<span class="hljs-keyword">val</span> destinationPrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
@ -99,7 +99,7 @@
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is receiving the money</span>
<span class="hljs-keyword">val</span> destinationSPK =
<span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = destinationPrivKey.publicKey)
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)</span>
<span class="hljs-comment">// this is where we are sending money too</span>
<span class="hljs-comment">// we could add more destinations here if we</span>
@ -110,7 +110,7 @@
<span class="hljs-type">Vector</span>(destination0)
}
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)))</span>
<span class="hljs-comment">// Add the destinations to the tx builder</span>
builder ++= destinations
@ -123,17 +123,17 @@ builder ++= destinations
inputs = <span class="hljs-type">Vector</span>.empty,
outputs = <span class="hljs-type">Vector</span>(utxo),
lockTime = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly &quot;link&quot; it in the transaction we are creating</span>
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0)</span>
<span class="hljs-keyword">val</span> input = <span class="hljs-type">TransactionInput</span>(
outPoint,
<span class="hljs-type">EmptyScriptSignature</span>,
sequenceNumber = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// Add a new input to our builder</span>
builder += input
@ -141,11 +141,11 @@ builder += input
<span class="hljs-comment">// We can now generate a RawTxBuilderResult ready to be finalized</span>
<span class="hljs-keyword">val</span> builderResult = builder.result()
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4))),UInt32Impl(0))</span>
<span class="hljs-comment">// this contains the information needed to analyze our input during finalization</span>
<span class="hljs-keyword">val</span> inputInfo = <span class="hljs-type">P2PKHInputInfo</span>(outPoint, amount, privKey.publicKey)
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124))</span>
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
@ -155,18 +155,18 @@ builder += input
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51)</span>
<span class="hljs-comment">// We chose a finalizer that adds a change output to our tx based on a fee rate</span>
<span class="hljs-keyword">val</span> finalizer = <span class="hljs-type">StandardNonInteractiveFinalizer</span>(
<span class="hljs-type">Vector</span>(inputInfo),
feeRate,
changeSPK)
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073))),1 sats/byte,pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124))),1 sats/byte,pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51))</span>
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
<span class="hljs-keyword">val</span> unsignedTxF: <span class="hljs-type">Future</span>[<span class="hljs-type">Transaction</span>] = finalizer.buildTx(builderResult)
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)), TransactionOutput(4775 sats,pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)), TransactionOutput(4775 sats,pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51))),UInt32Impl(0))))</span>
<span class="hljs-comment">// We now turn to signing the unsigned transaction</span>
<span class="hljs-comment">// this contains all the information we need to</span>
@ -176,12 +176,12 @@ builder += input
signers = <span class="hljs-type">Vector</span>(privKey),
hashType =
<span class="hljs-type">HashType</span>.sigHashAll)
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// all of the UTXO spending information, since we only have</span>
<span class="hljs-comment">// one input, this is just one element</span>
<span class="hljs-keyword">val</span> utxoInfos: <span class="hljs-type">Vector</span>[<span class="hljs-type">ScriptSignatureParams</span>[<span class="hljs-type">InputInfo</span>]] = <span class="hljs-type">Vector</span>(utxoInfo)
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),10000 sats,ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ac1aade05633d5bf25b7f2a68db4518a4c44d0c7))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),10000 sats,ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(c8d2a34c81004e788fae1245dcb32bdc38d6847a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
<span class="hljs-comment">// The &#x27;sign&#x27; method is going produce a validly signed transaction</span>
@ -201,7 +201,7 @@ builder += input
}
<span class="hljs-type">Await</span>.result(signedTxF, <span class="hljs-number">30.</span>seconds)
}
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(aec8528b5808ef3b87974cda7c3f20f1df9edd7b3fe6681ee637b97698202af6:0),P2PKHScriptSignature(ECPublicKey(02af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073), ECDigitalSignature(304402205ae60f0e468500067787d8332ed6610aa1e95861bd404104adc1e3e25e9df581022038d5ff08a01c4cfc23dd320e91b32507258697f7a803506fd4dc6b67da730e2501)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3004a2ba707c15ec9188f18d973bed8a7ef27bc0)), TransactionOutput(4775 sats,pkh(cbb9f7f4438f80ee9560287200db6be1bd041a0e))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6161684aafbbaa6a908d0ecd6513d56712bf8174bbf66957842bbcaf4ac274a4:0),P2PKHScriptSignature(ECPublicKey(03c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124), ECDigitalSignature(3044022000bfd936b8c1c475f031f399413a94d38172d205e9c8f031077486bc3e7e894902201871d9bf4b748d8d1f4155c3e5728122ec92c3ba64f5057c5d3124c42c81bf0a01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(521977228adf2e7db4d5d5e866f9fc0b0dbf3ce4)), TransactionOutput(4775 sats,pkh(61082bbcee61c8f414bf23eb1a92caa83ce6ab51))),UInt32Impl(0))</span>
</code></pre>
<pre><code class="hljs css language-scala">signedTx.inputs.length
<span class="hljs-comment">// res2: Int = 1</span>
@ -211,7 +211,7 @@ signedTx.outputs.length
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
signedTx.hex
<span class="hljs-comment">// res4: String = 0200000001f62a209876b937e61e68e63f7bdd9edff1203f7cda4c97873bef08588b52c8ae000000006a47304402205ae60f0e468500067787d8332ed6610aa1e95861bd404104adc1e3e25e9df581022038d5ff08a01c4cfc23dd320e91b32507258697f7a803506fd4dc6b67da730e25012102af3e17f2fd73718b63bcbcc740e4f3dffb5731e64d4fccf10043c37ce0ee0073000000000288130000000000001976a9143004a2ba707c15ec9188f18d973bed8a7ef27bc088aca7120000000000001976a914cbb9f7f4438f80ee9560287200db6be1bd041a0e88ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001a474c24aafbc2b845769f6bb7481bf1267d51365cd0e8d906aaabbaf4a686161000000006a473044022000bfd936b8c1c475f031f399413a94d38172d205e9c8f031077486bc3e7e894902201871d9bf4b748d8d1f4155c3e5728122ec92c3ba64f5057c5d3124c42c81bf0a012103c73fbd8e8bd4b579241d5a83c28ebeea2babd23810c03f1116007a8ea4542124000000000288130000000000001976a914521977228adf2e7db4d5d5e866f9fc0b0dbf3ce488aca7120000000000001976a91461082bbcee61c8f414bf23eb1a92caa83ce6ab5188ac00000000</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

4
docs/next/crypto/sign.html
View file

@ -96,13 +96,13 @@
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100a602b010efcca713869d065eab58dd1d527539d3bb842f759a274589479fa17e022028fe247c91d4806884e7614622b46ad5d4b115d16c798547d633d3d8cc9813a9)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(304402202e7b644ae8afdfc83fda415deda90ee546cc46072ba7c42c6d511235794cc42102207bc6cd21a8784b3134473b4edac45ad7c02375809ad6a6b62f84319439b5cc27)</span>
<span class="hljs-keyword">val</span> path = <span class="hljs-type">BIP32Path</span>(<span class="hljs-type">Vector</span>(<span class="hljs-type">BIP32Node</span>(<span class="hljs-number">0</span>,<span class="hljs-literal">false</span>)))
<span class="hljs-comment">// path: BIP32Path = m/0</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes,path)
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100ce89cb44da7239a01637994ddfaf69f7fc5a4cde8957513abc7ce3a4d494f9ba022079d3c1fee1a74510a7a41a9fe4b8ead6eb34fc09507899eae2e5d0aa7db53e93)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100be1b2c61673b3bdac47a5e900730ca4ca044f02aea5d9842779812d99271ddb502206c15153988b7da0ed88c662ff30e15686c5bbdcbc6fde8023d7aa6b21d220df5)</span>
</code></pre>
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>

4
docs/next/crypto/sign/index.html
View file

@ -96,13 +96,13 @@
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100a602b010efcca713869d065eab58dd1d527539d3bb842f759a274589479fa17e022028fe247c91d4806884e7614622b46ad5d4b115d16c798547d633d3d8cc9813a9)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(304402202e7b644ae8afdfc83fda415deda90ee546cc46072ba7c42c6d511235794cc42102207bc6cd21a8784b3134473b4edac45ad7c02375809ad6a6b62f84319439b5cc27)</span>
<span class="hljs-keyword">val</span> path = <span class="hljs-type">BIP32Path</span>(<span class="hljs-type">Vector</span>(<span class="hljs-type">BIP32Node</span>(<span class="hljs-number">0</span>,<span class="hljs-literal">false</span>)))
<span class="hljs-comment">// path: BIP32Path = m/0</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes,path)
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100ce89cb44da7239a01637994ddfaf69f7fc5a4cde8957513abc7ce3a4d494f9ba022079d3c1fee1a74510a7a41a9fe4b8ead6eb34fc09507899eae2e5d0aa7db53e93)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100be1b2c61673b3bdac47a5e900730ca4ca044f02aea5d9842779812d99271ddb502206c15153988b7da0ed88c662ff30e15686c5bbdcbc6fde8023d7aa6b21d220df5)</span>
</code></pre>
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>

2
docs/next/getting-started.html
View file

@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">&quot;org.bitcoin-s&quot;</span
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
<p>You can also run on the bleeding edge of Bitcoin-S, by
adding a snapshot build to your <code>build.sbt</code>. The most
recent snapshot published is <code>0.4.0+206-4e862b72-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+207-7ad477fd-SNAPSHOT</code>.</p>
<p>To fetch snapshots, you will need to add the correct
resolver in your <code>build.sbt</code>:</p>
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">&quot;snapshots&quot;</span>)

2
docs/next/getting-started/index.html
View file

@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">&quot;org.bitcoin-s&quot;</span
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
<p>You can also run on the bleeding edge of Bitcoin-S, by
adding a snapshot build to your <code>build.sbt</code>. The most
recent snapshot published is <code>0.4.0+206-4e862b72-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+207-7ad477fd-SNAPSHOT</code>.</p>
<p>To fetch snapshots, you will need to add the correct
resolver in your <code>build.sbt</code>:</p>
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">&quot;snapshots&quot;</span>)

22
docs/next/key-manager/key-manager.html
View file

@ -77,14 +77,14 @@
<span class="hljs-comment">//get 256 bits of random entropy</span>
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf3c4e5bf88a2f88d34c66d99f4d528cc2586c4fdb8b2dc374d568d9da30a50a3)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xbbd63468ea3daa01fd3ad141c3b1bf3febb08d3740138fbba154a64fb9513150)</span>
<span class="hljs-keyword">val</span> mnemonic = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonic: MnemonicCode = Masked(MnemonicCodeImpl)</span>
<span class="hljs-comment">//you can print that mnemonic seed with this</span>
println(mnemonic.words)
<span class="hljs-comment">// Vector(video, cheese, husband, bacon, convince, educate, spread, soap, okay, pluck, enforce, obscure, flash, give, want, bind, switch, risk, fiber, brass, surface, lunch, dream, inject)</span>
<span class="hljs-comment">// Vector(rookie, random, boss, stamp, survey, abstract, visual, focus, dove, budget, hurt, lemon, roast, educate, tackle, act, moral, tackle, festival, erode, wine, possible, shed, burst)</span>
</code></pre>
<p>Now that we have a <code>MnemonicCode</code> that was securely generated, we need to now create <code>KeyManagerParams</code> which tells us how to generate
generate specific kinds of addresses for wallets.</p>
@ -99,7 +99,7 @@ generate specific kinds of addresses for wallets.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//this will create a temp directory with the prefix &#x27;key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called &quot;encrypted-bitcoin-s-seed.json&quot;</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">&quot;key-manager-example&quot;</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example3823264314296215214/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example5640832867884399252/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let&#x27;s create a native segwit key manager</span>
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
@ -110,19 +110,19 @@ generate specific kinds of addresses for wallets.</p>
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3823264314296215214/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example5640832867884399252/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">&quot;password&quot;</span>))
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@1ede209)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@7158d7bd)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZyUXkuckoKVTWNk71NCRbVDXGygLwQYqi6eM1Rh31VbbRQQXGtty4vh5bhMvHuQm1HwtCPwdBfMxpaJSNZT6B6GXgUTesbG</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaFQGYz3SreGrVKfEMHiaKkTrjrGEBtCeCmaJywFh6KLKD3KqrQDwtcETGeMZH5a8evcDWDyhZrNjRV8gzwFih3C9A8Le9qr</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZyUXkuckoKVTWNk71NCRbVDXGygLwQYqi6eM1Rh31VbbRQQXGtty4vh5bhMvHuQm1HwtCPwdBfMxpaJSNZT6B6GXgUTesbG</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeaFQGYz3SreGrVKfEMHiaKkTrjrGEBtCeCmaJywFh6KLKD3KqrQDwtcETGeMZH5a8evcDWDyhZrNjRV8gzwFih3C9A8Le9qr</span>
</code></pre>
<p>Which should print something that looks like this</p>
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
@ -131,17 +131,17 @@ println(rootXPub)
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let&#x27;s create a nested segwit key manager for mainnet</span>
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3823264314296215214/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example5640832867884399252/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@7dd90d33</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@3351ad3d</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyAF16LmFdfsUCFKtmrARFwJQQZFtTS4MvVuG24MHVkE9WEEsGXWehVAJbbkA8YpxYSQ95BbgNc6NHw68iCj3FzX7EiKGaw8</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZySAjtRBwgzesBCF27mgZzCYjsRqmhuiARAqDzZuwaZxsHsABr2qdXAhgGYjo7izLC54UP1dkko78tqvPLaXfmwSiiP28cCu</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZyAF16LmFdfsUCFKtmrARFwJQQZFtTS4MvVuG24MHVkE9WEEsGXWehVAJbbkA8YpxYSQ95BbgNc6NHw68iCj3FzX7EiKGaw8</span>
<span class="hljs-comment">// zpub6jftahH18ngZySAjtRBwgzesBCF27mgZzCYjsRqmhuiARAqDzZuwaZxsHsABr2qdXAhgGYjo7izLC54UP1dkko78tqvPLaXfmwSiiP28cCu</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

22
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View file

@ -77,14 +77,14 @@
<span class="hljs-comment">//get 256 bits of random entropy</span>
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf3c4e5bf88a2f88d34c66d99f4d528cc2586c4fdb8b2dc374d568d9da30a50a3)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xbbd63468ea3daa01fd3ad141c3b1bf3febb08d3740138fbba154a64fb9513150)</span>
<span class="hljs-keyword">val</span> mnemonic = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonic: MnemonicCode = Masked(MnemonicCodeImpl)</span>
<span class="hljs-comment">//you can print that mnemonic seed with this</span>
println(mnemonic.words)
<span class="hljs-comment">// Vector(video, cheese, husband, bacon, convince, educate, spread, soap, okay, pluck, enforce, obscure, flash, give, want, bind, switch, risk, fiber, brass, surface, lunch, dream, inject)</span>
<span class="hljs-comment">// Vector(rookie, random, boss, stamp, survey, abstract, visual, focus, dove, budget, hurt, lemon, roast, educate, tackle, act, moral, tackle, festival, erode, wine, possible, shed, burst)</span>
</code></pre>
<p>Now that we have a <code>MnemonicCode</code> that was securely generated, we need to now create <code>KeyManagerParams</code> which tells us how to generate
generate specific kinds of addresses for wallets.</p>
@ -99,7 +99,7 @@ generate specific kinds of addresses for wallets.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//this will create a temp directory with the prefix &#x27;key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called &quot;encrypted-bitcoin-s-seed.json&quot;</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">&quot;key-manager-example&quot;</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example3823264314296215214/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example5640832867884399252/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let&#x27;s create a native segwit key manager</span>
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
@ -110,19 +110,19 @@ generate specific kinds of addresses for wallets.</p>
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3823264314296215214/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example5640832867884399252/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">&quot;password&quot;</span>))
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@1ede209)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@7158d7bd)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZyUXkuckoKVTWNk71NCRbVDXGygLwQYqi6eM1Rh31VbbRQQXGtty4vh5bhMvHuQm1HwtCPwdBfMxpaJSNZT6B6GXgUTesbG</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaFQGYz3SreGrVKfEMHiaKkTrjrGEBtCeCmaJywFh6KLKD3KqrQDwtcETGeMZH5a8evcDWDyhZrNjRV8gzwFih3C9A8Le9qr</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZyUXkuckoKVTWNk71NCRbVDXGygLwQYqi6eM1Rh31VbbRQQXGtty4vh5bhMvHuQm1HwtCPwdBfMxpaJSNZT6B6GXgUTesbG</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeaFQGYz3SreGrVKfEMHiaKkTrjrGEBtCeCmaJywFh6KLKD3KqrQDwtcETGeMZH5a8evcDWDyhZrNjRV8gzwFih3C9A8Le9qr</span>
</code></pre>
<p>Which should print something that looks like this</p>
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
@ -131,17 +131,17 @@ println(rootXPub)
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let&#x27;s create a nested segwit key manager for mainnet</span>
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3823264314296215214/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example5640832867884399252/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@7dd90d33</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@3351ad3d</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyAF16LmFdfsUCFKtmrARFwJQQZFtTS4MvVuG24MHVkE9WEEsGXWehVAJbbkA8YpxYSQ95BbgNc6NHw68iCj3FzX7EiKGaw8</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZySAjtRBwgzesBCF27mgZzCYjsRqmhuiARAqDzZuwaZxsHsABr2qdXAhgGYjo7izLC54UP1dkko78tqvPLaXfmwSiiP28cCu</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZyAF16LmFdfsUCFKtmrARFwJQQZFtTS4MvVuG24MHVkE9WEEsGXWehVAJbbkA8YpxYSQ95BbgNc6NHw68iCj3FzX7EiKGaw8</span>
<span class="hljs-comment">// zpub6jftahH18ngZySAjtRBwgzesBCF27mgZzCYjsRqmhuiARAqDzZuwaZxsHsABr2qdXAhgGYjo7izLC54UP1dkko78tqvPLaXfmwSiiP28cCu</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

4
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View file

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(033f81a465c7cd6386db274f35ada7106361a269de02e48273acd143d04e4c2bed)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(039e651652879410412a905f675cf88168084bd6163d897adfbf673fe340194ef3)</span>
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
<span class="hljs-keyword">val</span> signature = privKey.signWithBouncyCastle(dataToSign.bytes)
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100bc40333f65fbe8e4ddd5f4c73e87e1a6ac1938cd60988c742932b5e93546ed7b0220626440132261b3853ee3065f07c23c83d86715c2a91c395d9bc1be394d22314d)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30450221008fa18ba8a44eed508ffe6b83cfe5963127f01c7281a6d03e54e7a719a6bd0248022071c1d4d46dc3d9927c81af93ae360405746690969b3890732defa1bb2ab5c9e1)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>

4
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View file

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(033f81a465c7cd6386db274f35ada7106361a269de02e48273acd143d04e4c2bed)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(039e651652879410412a905f675cf88168084bd6163d897adfbf673fe340194ef3)</span>
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
<span class="hljs-keyword">val</span> signature = privKey.signWithBouncyCastle(dataToSign.bytes)
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100bc40333f65fbe8e4ddd5f4c73e87e1a6ac1938cd60988c742932b5e93546ed7b0220626440132261b3853ee3065f07c23c83d86715c2a91c395d9bc1be394d22314d)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30450221008fa18ba8a44eed508ffe6b83cfe5963127f01c7281a6d03e54e7a719a6bd0248022071c1d4d46dc3d9927c81af93ae360405746690969b3890732defa1bb2ab5c9e1)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>