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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/oracle/oracle-price-example.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">Price Example</h1></header><article><div><span><h2><a class="anchor" aria-hidden="true" id="requirements-for-example"></a><a href="#requirements-for-example" 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>Requirements for example</h2>
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<p>You need to have a fully built oracle server. You can follow <a href="/docs/oracle/build-oracle-server">this guide</a> to do this.</p>
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<p>You will also need a the <code>bitcoin-s-cli</code> command line tool to interact with the server.
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You can find how to build this <a href="/docs/applications/cli">here</a></p>
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<p>After building the oracle server, you will need to start it with</p>
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<pre><code class="hljs">.<span class="hljs-meta-keyword">/app/</span>oracle-server<span class="hljs-meta-keyword">/target/</span>universal<span class="hljs-meta-keyword">/stage/</span>bin/bitcoin-s-oracle-server
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</code></pre>
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<h2><a class="anchor" aria-hidden="true" id="signing-btcusd-price"></a><a href="#signing-btcusd-price" 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>Signing BTC/USD price</h2>
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<p>BTC/USD markets trade 24/7/365 around the world. Exchanges publish the market price
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for the trading pair everytime a trade is matched in their matching engine.</p>
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<p>In this example, we will</p>
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<ol>
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<li>Explain the <code>createnumericannouncement</code> and <code>createdigitdecompannouncement</code> rpc</li>
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<li>Set up an oracle that can sign the BTC/USD price at a maturation time</li>
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<li>Completing the announcement by signing the observed market price</li>
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</ol>
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<p>For this example our maturation time will be</p>
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<blockquote>
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<p>2021-02-04 00:00:00 UTC</p>
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</blockquote>
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<h2><a class="anchor" aria-hidden="true" id="2-rpc-options"></a><a href="#2-rpc-options" 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>2 RPC Options</h2>
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<p>When signing numbers, we need to use a <a href="https://github.com/discreetlogcontracts/dlcspecs/blob/master/Oracle.md#version-0-digit_decomposition_event_descriptor">digit decomposition announcement</a> that can sign
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each digit of a number.</p>
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<p>There are 2 different RPC options for making a digit decomposition announcement: <code>createnumericannouncement</code> and <code>createdigitdecompannouncement</code>.</p>
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<p><code>createnumericannouncement</code> is meant to be user-friendly with an easy to use api,
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where <code>createdigitdecompannouncement</code> is meant to give to be a more advanced api that gives more expressivity.</p>
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<p>Here we will give examples of each that result in the same announcement.</p>
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<h3><a class="anchor" aria-hidden="true" id="createnumericannouncement-rpc"></a><a href="#createnumericannouncement-rpc" 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>createnumericannouncement rpc</h3>
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<p>The <code>createnumericannouncement</code> takes 6 arguments</p>
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<ol>
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<li>the name for the announcement (<code>bitcoin-s-price-example</code>)</li>
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<li>maturation time in ISO 8601 format (<code>"2021-02-04T00:00:00Z"</code>)</li>
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<li>minimum value (<code>0</code>)</li>
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<li>maximum value (<code>131071</code>)</li>
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<li>units (<code>BTC/USD</code>)</li>
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<li>precision (<code>base^precision * base^numdigits</code> to get the actual outcome. This is useful for very small or large values)</li>
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</ol>
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<h3><a class="anchor" aria-hidden="true" id="createdigitdecompannouncement-rpc"></a><a href="#createdigitdecompannouncement-rpc" 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>createdigitdecompannouncement rpc</h3>
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<p>It takes 6 arguments</p>
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<ol>
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<li>the name for the announcement (<code>bitcoin-s-price-example</code>)</li>
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<li>maturation time in seconds since the epoch (<code>1612396800</code>)</li>
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<li>base (<code>2</code>)</li>
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<li>number of digits (<code>17</code>)</li>
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<li>units (<code>BTC/USD</code>)</li>
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<li>precision (<code>base^precision * base^numdigits</code> to get the actual outcome. This is useful for very small or large values)</li>
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</ol>
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<h3><a class="anchor" aria-hidden="true" id="understanding-createdigitdecompannouncement-parameters"></a><a href="#understanding-createdigitdecompannouncement-parameters" 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>Understanding createdigitdecompannouncement parameters</h3>
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<p>Most of these fields are self-explanatory, but one that might confuse new users
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is the usage of <code>base</code> and <code>number of digits</code>. You need to set these two parameters
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in such a way that your domain is contained within <code>base^numdigits</code>.</p>
|
||
<p>Our domain is BTC/USD price at <code>2020-02-04 00:00:00 UTC</code>. That means we need to
|
||
pick numDigits such that <code>2^numDigits</code> can contain the BTC/USD price at <code>2020-02-04 00:00:00 UTC</code></p>
|
||
<p>For this example, we will pick <code>numDigits=17</code>. This means we can sign a BTC/USD price
|
||
in between <code>[0,2^17-1]</code> or <code>[$0-$131,071]</code>. If the BTC/USD price is outside of your
|
||
predetermined interval, you need to sign the min (<code>0</code>) or the max (<code>$131,071</code>).</p>
|
||
<h2><a class="anchor" aria-hidden="true" id="setting-up-the-btcusd-oracle"></a><a href="#setting-up-the-btcusd-oracle" 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>Setting up the BTC/USD oracle</h2>
|
||
<p>Given the parameters we specified above, we are ready to create our digit decompisition announcement!</p>
|
||
<pre><code class="hljs"> ./bitcoin-s-cli createdigitdecompannouncement <span class="hljs-string">"bitcoin-s-price-example"</span> <span class="hljs-number">1612396800</span> <span class="hljs-number">2</span> <span class="hljs-number">17</span> <span class="hljs-string">"BTC/USD"</span> <span class="hljs-number">0</span>
|
||
fdd<span class="hljs-number">824</span>fd<span class="hljs-number">02</span>b<span class="hljs-number">9659e890</span>eef<span class="hljs-number">1</span>b<span class="hljs-number">223</span>ba<span class="hljs-number">45</span><span class="hljs-keyword">c</span><span class="hljs-number">9993</span>f<span class="hljs-number">88</span><span class="hljs-keyword">c</span><span class="hljs-number">7997859302</span>fd<span class="hljs-number">5510</span>ac<span class="hljs-number">23</span>f<span class="hljs-number">4</span>cac<span class="hljs-number">0</span>d<span class="hljs-number">4</span>ee<span class="hljs-number">8232</span>a<span class="hljs-number">77</span>ecbdf<span class="hljs-number">50</span><span class="hljs-keyword">c</span><span class="hljs-number">07</span>f<span class="hljs-number">093794370e6</span>a<span class="hljs-number">506</span>a<span class="hljs-number">836</span>f<span class="hljs-number">6</span>b<span class="hljs-number">0</span>fb<span class="hljs-number">54</span>b<span class="hljs-number">45</span>f<span class="hljs-number">1</span>fb<span class="hljs-number">662e1307166</span>d<span class="hljs-number">2e57030574</span>f<span class="hljs-number">77305826939</span>fa<span class="hljs-number">9124</span>d<span class="hljs-number">19</span>bfa<span class="hljs-number">8</span>a<span class="hljs-number">8</span>b<span class="hljs-number">2</span>f<span class="hljs-number">00</span>f<span class="hljs-number">000586</span>b<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">58</span><span class="hljs-keyword">c</span><span class="hljs-number">79</span>ee<span class="hljs-number">8</span>b<span class="hljs-number">77969</span>a<span class="hljs-number">949</span>fdd<span class="hljs-number">822</span>fd<span class="hljs-number">025300114762</span><span class="hljs-keyword">c</span><span class="hljs-number">188048</span>a<span class="hljs-number">953803</span>f<span class="hljs-number">0</span>edeeeb<span class="hljs-number">68</span><span class="hljs-keyword">c</span><span class="hljs-number">69e6</span>cdc<span class="hljs-number">1</span>d<span class="hljs-number">371</span>ba<span class="hljs-number">8</span>d<span class="hljs-number">517003</span>accfe<span class="hljs-number">05</span>afc<span class="hljs-number">4</span>d<span class="hljs-number">6588</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>ea<span class="hljs-number">326512</span>bc<span class="hljs-number">66</span><span class="hljs-keyword">c</span><span class="hljs-number">26</span>a<span class="hljs-number">841</span>adffa<span class="hljs-number">68330</span>b<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">723</span>da<span class="hljs-number">442792e731</span>fb<span class="hljs-number">19</span>fda<span class="hljs-number">94274</span>a<span class="hljs-number">7766</span>bb<span class="hljs-number">48e520</span>f<span class="hljs-number">118</span><span class="hljs-keyword">c</span><span class="hljs-number">100</span>bbe<span class="hljs-number">62</span>dc<span class="hljs-number">3806</span>a<span class="hljs-number">8</span>d<span class="hljs-number">05</span>a<span class="hljs-number">63</span>d<span class="hljs-number">92e23683</span>a<span class="hljs-number">04</span>b<span class="hljs-number">0</span>b<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">24148</span>cd<span class="hljs-number">166585</span>a<span class="hljs-number">6</span>b<span class="hljs-number">33</span>b<span class="hljs-number">995</span>b<span class="hljs-number">3</span>d<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">083523</span>a<span class="hljs-number">8435</span>b<span class="hljs-number">156</span><span class="hljs-keyword">c</span><span class="hljs-number">05100</span>d<span class="hljs-number">88</span>f<span class="hljs-number">449</span>f<span class="hljs-number">4754310</span>d<span class="hljs-number">5574</span>d<span class="hljs-number">5e88</span>aad<span class="hljs-number">09</span>af<span class="hljs-number">1</span>b<span class="hljs-number">8</span>ba<span class="hljs-number">942</span>cfd<span class="hljs-number">305e728044</span>ec<span class="hljs-number">6360</span>d<span class="hljs-number">847254453</span>ec<span class="hljs-number">05</span>b<span class="hljs-number">1</span>b<span class="hljs-number">518</span>a<span class="hljs-number">36660e2238360</span>e<span class="hljs-number">02</span>f<span class="hljs-number">3</span>a<span class="hljs-number">004663</span>a<span class="hljs-number">7</span>f<span class="hljs-number">3</span>a<span class="hljs-number">3534973</span>d<span class="hljs-number">8</span>b<span class="hljs-number">66</span>a<span class="hljs-number">2646</span><span class="hljs-keyword">c</span><span class="hljs-number">1386779</span>aa<span class="hljs-number">820672</span>b<span class="hljs-number">6361</span>b<span class="hljs-number">88</span>a<span class="hljs-number">8696395</span><span class="hljs-keyword">c</span><span class="hljs-number">0</span><span class="hljs-keyword">add</span><span class="hljs-number">87840</span>b<span class="hljs-number">460</span>dfd<span class="hljs-number">8</span>a<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">0</span>d<span class="hljs-number">520017</span>efc<span class="hljs-number">6</span>bf<span class="hljs-number">58267</span>d<span class="hljs-number">4</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span>d<span class="hljs-number">2</span>a<span class="hljs-number">225</span><span class="hljs-keyword">c</span><span class="hljs-number">5</span>d<span class="hljs-number">0e5719068</span>a<span class="hljs-number">7</span>dda<span class="hljs-number">5</span>d<span class="hljs-number">630</span>d<span class="hljs-number">7432239</span>b<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span>d<span class="hljs-number">921</span>d<span class="hljs-number">5</span>f<span class="hljs-number">3842</span>b<span class="hljs-number">584503460</span>ca<span class="hljs-number">52612</span>ac<span class="hljs-number">2e64337</span>d<span class="hljs-number">299513690372e8</span>f<span class="hljs-number">4770</span>eb<span class="hljs-number">8</span>a<span class="hljs-number">28080e8</span>d<span class="hljs-number">7</span><span class="hljs-keyword">c</span><span class="hljs-number">29920</span>ca<span class="hljs-number">32</span>af<span class="hljs-number">470</span>d<span class="hljs-number">65</span>d<span class="hljs-number">6</span>f<span class="hljs-number">916</span>ee<span class="hljs-number">81e3</span>ac<span class="hljs-number">15</span>ce<span class="hljs-number">02684</span>ba<span class="hljs-number">6</span>d<span class="hljs-number">2522</span>a<span class="hljs-number">9</span>ffea<span class="hljs-number">1</span>de<span class="hljs-number">7e202</span>b<span class="hljs-number">4</span>b<span class="hljs-number">699</span>ef<span class="hljs-number">7</span>ec<span class="hljs-number">4</span>f<span class="hljs-number">089</span>dda<span class="hljs-number">07</span>f<span class="hljs-number">3</span>de<span class="hljs-number">5</span>b<span class="hljs-number">7</span>d<span class="hljs-number">1</span>f<span class="hljs-number">853</span>b<span class="hljs-number">2</span><span class="hljs-keyword">c</span><span class="hljs-number">56471999</span>be<span class="hljs-number">4</span>efca<span class="hljs-number">82674</span>a<span class="hljs-number">651</span><span class="hljs-keyword">c</span><span class="hljs-number">80</span>f<span class="hljs-number">047</span>ba<span class="hljs-number">3</span>a<span class="hljs-number">2</span>b<span class="hljs-number">9e6</span>f<span class="hljs-number">9999</span>f<span class="hljs-number">0</span>cd<span class="hljs-number">4062</span><span class="hljs-keyword">c</span><span class="hljs-number">533</span>d<span class="hljs-number">1</span>ae<span class="hljs-number">29</span>cab<span class="hljs-number">2</span>a<span class="hljs-number">5e33</span>cbe<span class="hljs-number">98728</span>b<span class="hljs-number">7</span>b<span class="hljs-number">4271</span><span class="hljs-keyword">c</span><span class="hljs-number">67</span>f<span class="hljs-number">7</span><span class="hljs-keyword">c</span><span class="hljs-number">5</span>cd<span class="hljs-number">6e12</span>e<span class="hljs-number">39128</span>b<span class="hljs-number">9971e08496</span>cbd<span class="hljs-number">84</span>cfa<span class="hljs-number">99</span><span class="hljs-keyword">c</span><span class="hljs-number">77</span><span class="hljs-keyword">c</span><span class="hljs-number">88867</span>d<span class="hljs-number">33e73</span>acef<span class="hljs-number">37022</span>ba<span class="hljs-number">4422</span>a<span class="hljs-number">5221776991</span>d<span class="hljs-number">45416</span>db<span class="hljs-number">71</span>fb<span class="hljs-number">54</span>bc<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">104</span>f<span class="hljs-number">6</span>a<span class="hljs-number">8e50</span>e<span class="hljs-number">8905161709215104</span>a<span class="hljs-number">7e7</span>b<span class="hljs-number">97e866</span>f<span class="hljs-number">32</span>cf<span class="hljs-number">43233</span>ffd<span class="hljs-number">615</span>cab<span class="hljs-number">66699832</span>ec<span class="hljs-number">607</span>cf<span class="hljs-number">59</span><span class="hljs-keyword">c</span><span class="hljs-number">85</span>a<span class="hljs-number">7</span>f<span class="hljs-number">56</span>fa<span class="hljs-number">957</span>aa<span class="hljs-number">5</span>f<span class="hljs-number">5</span>d<span class="hljs-number">7</span>ec<span class="hljs-number">9</span>f<span class="hljs-number">46</span>d<span class="hljs-number">84</span>d<span class="hljs-number">5</span>d<span class="hljs-number">4</span>b<span class="hljs-number">777122</span>d<span class="hljs-number">41</span>ad<span class="hljs-number">76</span><span class="hljs-keyword">c</span><span class="hljs-number">6</span>f<span class="hljs-number">4968</span>aeedca<span class="hljs-number">243</span>f<span class="hljs-number">2030</span>d<span class="hljs-number">4</span>f<span class="hljs-number">502e58</span>f<span class="hljs-number">4181130e9</span>afb<span class="hljs-number">75309</span>ac<span class="hljs-number">21637</span>bcfd<span class="hljs-number">0717528</span>bfb<span class="hljs-number">82</span>ffe<span class="hljs-number">1</span>b<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span>fadee<span class="hljs-number">6</span>ba<span class="hljs-number">70357210990539184</span>bcc<span class="hljs-number">913</span>a<span class="hljs-number">0</span>ec<span class="hljs-number">65837</span>a<span class="hljs-number">736733</span>a<span class="hljs-number">2</span>fb<span class="hljs-number">6172</span>d<span class="hljs-number">601</span>b<span class="hljs-number">3900</span>fdd<span class="hljs-number">80</span>a<span class="hljs-number">11000200074254432</span>f<span class="hljs-number">55534400000000001117626974636</span>f<span class="hljs-number">696e2</span>d<span class="hljs-number">732</span>d<span class="hljs-number">70726963652</span>d<span class="hljs-number">6578616</span>d<span class="hljs-number">706</span><span class="hljs-keyword">c</span><span class="hljs-number">65</span>
|
||
</code></pre>
|
||
<p>Yay! The hex string returned is an oracle announcement.
|
||
You can submit this on a tool like the <a href="https://oracle.suredbits.com">suredbits oracle explorer</a>
|
||
so others can find your oracle.</p>
|
||
<p>If you are building infrastructure to automatically sign announcements, it is important to store two things</p>
|
||
<ol>
|
||
<li>The oracle announcement above (<code>fdd824fd02b9659...</code>)</li>
|
||
<li>The timestamp that the announcement matures at (<code>1612396800</code>)</li>
|
||
</ol>
|
||
<p>Now you can schedule jobs to sign the announcement when the maturation time passes.</p>
|
||
<h2><a class="anchor" aria-hidden="true" id="signing-the-btcusd-price-for-the-oracle"></a><a href="#signing-the-btcusd-price-for-the-oracle" 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>Signing the BTC/USD price for the oracle</h2>
|
||
<p>At the maturation time (<code>2020-02-04 00:00:00 UTC</code>) you need to check the BTC/USD price.</p>
|
||
<p>For the purposes of this example, we are going to assume the BTC/USD price was <code>$42,069</code> BTC/USD.</p>
|
||
<p>Now let's sign the announcement. To do this, we use the <code>signdigits</code> rpc. It takes two parameters</p>
|
||
<ol>
|
||
<li>The oracle announcement (<code>fdd824fd02b9659...</code>)</li>
|
||
<li>The outcome (<code>$42,069</code>)</li>
|
||
</ol>
|
||
<pre><code class="hljs">./bitcoin-s-cli signdigits <span class="hljs-string">"bitcoin-s-price-example"</span> <span class="hljs-number">42069</span>
|
||
fdd<span class="hljs-number">868</span>fd<span class="hljs-number">049</span><span class="hljs-keyword">c</span><span class="hljs-number">17626974636</span>f<span class="hljs-number">696e2</span>d<span class="hljs-number">732</span>d<span class="hljs-number">70726963652</span>d<span class="hljs-number">6578616</span>d<span class="hljs-number">706</span><span class="hljs-keyword">c</span><span class="hljs-number">650574</span>f<span class="hljs-number">77305826939</span>fa<span class="hljs-number">9124</span>d<span class="hljs-number">19</span>bfa<span class="hljs-number">8</span>a<span class="hljs-number">8</span>b<span class="hljs-number">2</span>f<span class="hljs-number">00</span>f<span class="hljs-number">000586</span>b<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">58</span><span class="hljs-keyword">c</span><span class="hljs-number">79</span>ee<span class="hljs-number">8</span>b<span class="hljs-number">77969</span>a<span class="hljs-number">94900114762</span><span class="hljs-keyword">c</span><span class="hljs-number">188048</span>a<span class="hljs-number">953803</span>f<span class="hljs-number">0</span>edeeeb<span class="hljs-number">68</span><span class="hljs-keyword">c</span><span class="hljs-number">69e6</span>cdc<span class="hljs-number">1</span>d<span class="hljs-number">371</span>ba<span class="hljs-number">8</span>d<span class="hljs-number">517003</span>accfe<span class="hljs-number">05</span>afc<span class="hljs-number">4</span>d<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">787</span>b<span class="hljs-number">447</span>aef<span class="hljs-number">7494301823</span>b<span class="hljs-number">1570453</span>b<span class="hljs-number">6</span>a<span class="hljs-number">84</span>bdadb<span class="hljs-number">4822</span><span class="hljs-keyword">cc</span><span class="hljs-number">215</span>b<span class="hljs-number">057</span>b<span class="hljs-number">3</span>ef<span class="hljs-number">4969688</span>f<span class="hljs-number">588</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>ea<span class="hljs-number">326512</span>bc<span class="hljs-number">66</span><span class="hljs-keyword">c</span><span class="hljs-number">26</span>a<span class="hljs-number">841</span>adffa<span class="hljs-number">68330</span>b<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">723</span>da<span class="hljs-number">442792e731</span>fb<span class="hljs-number">19</span>fda<span class="hljs-number">94274</span>f<span class="hljs-number">8</span>ce<span class="hljs-number">423054</span>eaccb<span class="hljs-number">0e3</span>eadd<span class="hljs-number">81395</span>efd<span class="hljs-number">9</span>a<span class="hljs-number">1</span>fe<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">70</span>cdb<span class="hljs-number">6</span>ce<span class="hljs-number">5</span>ade<span class="hljs-number">2515593</span><span class="hljs-keyword">c</span><span class="hljs-number">0306</span>ba<span class="hljs-number">7766</span>bb<span class="hljs-number">48e520</span>f<span class="hljs-number">118</span><span class="hljs-keyword">c</span><span class="hljs-number">100</span>bbe<span class="hljs-number">62</span>dc<span class="hljs-number">3806</span>a<span class="hljs-number">8</span>d<span class="hljs-number">05</span>a<span class="hljs-number">63</span>d<span class="hljs-number">92e23683</span>a<span class="hljs-number">04</span>b<span class="hljs-number">0</span>b<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">24148</span>cd<span class="hljs-number">2</span>d<span class="hljs-number">8</span>d<span class="hljs-number">787</span>a<span class="hljs-number">6280</span>d<span class="hljs-number">88188</span>b<span class="hljs-number">85</span>f<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">1</span>a<span class="hljs-number">8</span><span class="hljs-keyword">c</span><span class="hljs-number">2</span>b<span class="hljs-number">4</span>dc<span class="hljs-number">859</span>b<span class="hljs-number">408e391037</span>b<span class="hljs-number">27</span><span class="hljs-keyword">c</span><span class="hljs-number">30</span>dd<span class="hljs-number">3</span><span class="hljs-keyword">c</span><span class="hljs-number">2</span>fa<span class="hljs-number">1</span>cbf<span class="hljs-number">166585</span>a<span class="hljs-number">6</span>b<span class="hljs-number">33</span>b<span class="hljs-number">995</span>b<span class="hljs-number">3</span>d<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">083523</span>a<span class="hljs-number">8435</span>b<span class="hljs-number">156</span><span class="hljs-keyword">c</span><span class="hljs-number">05100</span>d<span class="hljs-number">88</span>f<span class="hljs-number">449</span>f<span class="hljs-number">4754310</span>d<span class="hljs-number">5574</span>d<span class="hljs-number">5</span>ea<span class="hljs-number">403</span>f<span class="hljs-number">06</span>f<span class="hljs-number">5785e54</span>e<span class="hljs-number">43</span>ed<span class="hljs-number">84</span><span class="hljs-keyword">c</span><span class="hljs-number">4</span>ecd<span class="hljs-number">73</span>dcda<span class="hljs-number">752e0864</span>d<span class="hljs-number">61</span>bc<span class="hljs-number">406</span>bd<span class="hljs-number">4</span>f<span class="hljs-number">84495</span>a<span class="hljs-number">1</span>ce<span class="hljs-number">5988</span>aad<span class="hljs-number">09</span>af<span class="hljs-number">1</span>b<span class="hljs-number">8</span>ba<span 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class="hljs-number">52</span>ef<span class="hljs-number">520</span>f<span class="hljs-number">7</span>f<span class="hljs-number">328</span>ead<span class="hljs-number">330803</span>ab<span class="hljs-number">37155</span>d<span class="hljs-number">619</span>d<span class="hljs-number">8499190</span>ed<span class="hljs-number">435</span><span class="hljs-keyword">c</span><span class="hljs-number">104</span>f<span class="hljs-number">6</span>a<span class="hljs-number">8e50</span>e<span class="hljs-number">8905161709215104</span>a<span class="hljs-number">7e7</span>b<span class="hljs-number">97e866</span>f<span class="hljs-number">32</span>cf<span class="hljs-number">43233</span>ffd<span class="hljs-number">615</span>cab<span class="hljs-number">666998360</span>d<span class="hljs-number">49</span>fdec<span class="hljs-number">41</span>fd<span class="hljs-number">2165</span><span class="hljs-keyword">c</span><span class="hljs-number">1</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span>fa<span class="hljs-number">8e880203034</span>fab<span class="hljs-number">805</span>b<span class="hljs-number">141</span>cf<span class="hljs-number">22817</span>d<span class="hljs-number">23</span>ace<span class="hljs-number">14</span>a<span class="hljs-number">0</span>bd<span class="hljs-number">22</span>ec<span class="hljs-number">607</span>cf<span class="hljs-number">59</span><span class="hljs-keyword">c</span><span class="hljs-number">85</span>a<span class="hljs-number">7</span>f<span class="hljs-number">56</span>fa<span class="hljs-number">957</span>aa<span class="hljs-number">5</span>f<span class="hljs-number">5</span>d<span class="hljs-number">7</span>ec<span class="hljs-number">9</span>f<span class="hljs-number">46</span>d<span class="hljs-number">84</span>d<span class="hljs-number">5</span>d<span class="hljs-number">4</span>b<span class="hljs-number">777122</span>d<span class="hljs-number">41</span>ad<span class="hljs-number">76</span><span class="hljs-keyword">c</span><span class="hljs-number">6</span>f<span class="hljs-number">49689493</span>aba<span class="hljs-number">5</span>ad<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">0</span>cb<span class="hljs-number">16</span><span class="hljs-keyword">c</span><span class="hljs-number">7</span>d<span class="hljs-number">862</span>b<span class="hljs-number">7</span>cd<span class="hljs-number">9747418e0</span>ffec<span class="hljs-number">7</span>d<span class="hljs-number">3</span>a<span class="hljs-number">4</span>ec<span class="hljs-number">1</span>ce<span class="hljs-number">394</span>d<span class="hljs-number">23114</span>bf<span class="hljs-number">765</span>aeedca<span class="hljs-number">243</span>f<span class="hljs-number">2030</span>d<span class="hljs-number">4</span>f<span class="hljs-number">502e58</span>f<span class="hljs-number">4181130e9</span>afb<span class="hljs-number">75309</span>ac<span class="hljs-number">21637</span>bcfd<span class="hljs-number">0717528</span>bfb<span class="hljs-number">828</span>dc<span class="hljs-number">8</span>a<span class="hljs-number">3114</span>da<span class="hljs-number">0</span>cbb<span class="hljs-number">7578</span>f<span class="hljs-number">57635</span>fcd<span class="hljs-number">9</span>daaf<span class="hljs-number">1e47</span>cf<span class="hljs-number">9214</span>b<span class="hljs-number">6605</span>b<span class="hljs-number">9</span>a<span class="hljs-number">018</span><span class="hljs-keyword">c</span><span class="hljs-number">1337790</span>ccffe<span class="hljs-number">1</span>b<span class="hljs-number">6</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span>fadee<span class="hljs-number">6</span>ba<span class="hljs-number">70357210990539184</span>bcc<span class="hljs-number">913</span>a<span class="hljs-number">0</span>ec<span class="hljs-number">65837</span>a<span class="hljs-number">736733</span>a<span class="hljs-number">2</span>fb<span class="hljs-number">6172</span>d<span class="hljs-number">581</span>ddc<span class="hljs-number">2</span>f<span class="hljs-number">08</span>d<span class="hljs-number">27</span>b<span class="hljs-number">7</span>fd<span class="hljs-number">895</span><span class="hljs-keyword">c</span><span class="hljs-number">7</span>fb<span class="hljs-number">305</span>dddba<span class="hljs-number">5</span>f<span class="hljs-number">3</span>bdb<span class="hljs-number">923</span>b<span class="hljs-number">83</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>fdc<span class="hljs-number">3560</span>bad<span class="hljs-number">5</span>b<span class="hljs-number">6044</span>a<span class="hljs-number">801300131013001310130013001310130013001300131013001310130013101300131</span>
|
||
</code></pre>
|
||
<p>Yay! Now bitcoin-s gives us an attestation that is represented by the hex string <code>fdd868fd049...</code></p>
|
||
<p>If you submitted your announcement to the <a href="https://oracle.suredbits.com">suredbits oracle explorer</a> above
|
||
you will also want to submit the attestation for your announcement so others can find it and settle their DLCs.</p>
|
||
<p>If you use the <code>getannouncement</code> rpc along the oracle announcement, you can see the announcement is now completed!</p>
|
||
<pre><code class="hljs"> ./bitcoin-s-cli getannouncement <span class="hljs-string">"bitcoin-s-price-example"</span>
|
||
{
|
||
<span class="hljs-string">"nonces"</span>: [
|
||
<span class="hljs-string">"4762c188048a953803f0edeeeb68c69e6cdc1d371ba8d517003accfe05afc4d6"</span>,
|
||
<span class="hljs-string">"588c3ea326512bc66c26a841adffa68330b8c723da442792e731fb19fda94274"</span>,
|
||
<span class="hljs-string">"a7766bb48e520f118c100bbe62dc3806a8d05a63d92e23683a04b0b8c24148cd"</span>,
|
||
<span class="hljs-string">"166585a6b33b995b3d6c083523a8435b156c05100d88f449f4754310d5574d5e"</span>,
|
||
<span class="hljs-string">"88aad09af1b8ba942cfd305e728044ec6360d847254453ec05b1b518a36660e2"</span>,
|
||
<span class="hljs-string">"238360e02f3a004663a7f3a3534973d8b66a2646c1386779aa820672b6361b88"</span>,
|
||
<span class="hljs-string">"a8696395c0add87840b460dfd8a8c0d520017efc6bf58267d4c9d2a225c5d0e5"</span>,
|
||
<span class="hljs-string">"719068a7dda5d630d7432239b6c9d921d5f3842b584503460ca52612ac2e6433"</span>,
|
||
<span class="hljs-string">"7d299513690372e8f4770eb8a28080e8d7c29920ca32af470d65d6f916ee81e3"</span>,
|
||
<span class="hljs-string">"ac15ce02684ba6d2522a9ffea1de7e202b4b699ef7ec4f089dda07f3de5b7d1f"</span>,
|
||
<span class="hljs-string">"853b2c56471999be4efca82674a651c80f047ba3a2b9e6f9999f0cd4062c533d"</span>,
|
||
<span class="hljs-string">"1ae29cab2a5e33cbe98728b7b4271c67f7c5cd6e12e39128b9971e08496cbd84"</span>,
|
||
<span class="hljs-string">"cfa99c77c88867d33e73acef37022ba4422a5221776991d45416db71fb54bc6c"</span>,
|
||
<span class="hljs-string">"104f6a8e50e8905161709215104a7e7b97e866f32cf43233ffd615cab6669983"</span>,
|
||
<span class="hljs-string">"2ec607cf59c85a7f56fa957aa5f5d7ec9f46d84d5d4b777122d41ad76c6f4968"</span>,
|
||
<span class="hljs-string">"aeedca243f2030d4f502e58f4181130e9afb75309ac21637bcfd0717528bfb82"</span>,
|
||
<span class="hljs-string">"ffe1b6c9fadee6ba70357210990539184bcc913a0ec65837a736733a2fb6172d"</span>
|
||
],
|
||
<span class="hljs-string">"eventName"</span>: <span class="hljs-string">"bitcoin-s-price-example"</span>,
|
||
<span class="hljs-string">"signingVersion"</span>: <span class="hljs-string">"DLCOracleV0SigningVersion"</span>,
|
||
<span class="hljs-string">"maturationTime"</span>: <span class="hljs-string">"2021-02-04T00:00:00Z"</span>,
|
||
<span class="hljs-string">"announcementSignature"</span>: <span class="hljs-string">"659e890eef1b223ba45c9993f88c7997859302fd5510ac23f4cac0d4ee8232a77ecbdf50c07f093794370e6a506a836f6b0fb54b45f1fb662e1307166d2e5703"</span>,
|
||
<span class="hljs-string">"eventDescriptorTLV"</span>: <span class="hljs-string">"fdd80a11000200074254432f555344000000000011"</span>,
|
||
<span class="hljs-string">"eventTLV"</span>: <span class="hljs-string">"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"</span>,
|
||
<span class="hljs-string">"announcementTLV"</span>: <span class="hljs-string">"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"</span>,
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||
<span class="hljs-string">"attestations"</span>: [
|
||
<span class="hljs-string">"c787b447aef7494301823b1570453b6a84bdadb4822cc215b057b3ef4969688f"</span>,
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||
<span class="hljs-string">"f8ce423054eaccb0e3eadd81395efd9a1fe6c8c70cdb6ce5ade2515593c0306b"</span>,
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||
<span class="hljs-string">"2d8d787a6280d88188b85f8c1a8c2b4dc859b408e391037b27c30dd3c2fa1cbf"</span>,
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||
<span class="hljs-string">"ddab4419d6859eae05150160029de1065e895e434bddc6a4e0f547572dc661bb"</span>,
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||
<span class="hljs-string">"a694633a7914f3f155148cceb901ffb81abcb6bc244ce6d28ad6c61c8c9fdd2f"</span>,
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||
<span class="hljs-string">"bac60fa715ca02a3a801c71afd4d947c7436e05c558194ad7fdd1aeedb3e83ee"</span>,
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||
<span class="hljs-string">"b515a7eedb33e4d1ad111c5e2c47b36eae320d5be505293026d4c237e7eac3bf"</span>,
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||
<span class="hljs-string">"ccce9f582e55e7125bb202820fa4e4ec5ffc2da14c03c3b60d53a0a990d9766b"</span>,
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||
<span class="hljs-string">"7530ec3fee05a8eeb4919569fa966b7da6960c9f2abf8d884f61c1f5f0895871"</span>,
|
||
<span class="hljs-string">"c339855ca09a01b9a52ef520f7f328ead330803ab37155d619d8499190ed435c"</span>,
|
||
<span class="hljs-string">"60d49fdec41fd2165c1c9fa8e880203034fab805b141cf22817d23ace14a0bd2"</span>,
|
||
<span class="hljs-string">"9493aba5ad6c0cb16c7d862b7cd9747418e0ffec7d3a4ec1ce394d23114bf765"</span>,
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||
<span class="hljs-string">"8dc8a3114da0cbb7578f57635fcd9daaf1e47cf9214b6605b9a018c1337790cc"</span>,
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||
<span class="hljs-string">"581ddc2f08d27b7fd895c7fb305dddba5f3bdb923b83c3fdc3560bad5b6044a8"</span>
|
||
],
|
||
<span class="hljs-string">"signatures"</span>: [
|
||
<span class="hljs-string">"4762c188048a953803f0edeeeb68c69e6cdc1d371ba8d517003accfe05afc4d6c787b447aef7494301823b1570453b6a84bdadb4822cc215b057b3ef4969688f"</span>,
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||
<span class="hljs-string">"588c3ea326512bc66c26a841adffa68330b8c723da442792e731fb19fda94274f8ce423054eaccb0e3eadd81395efd9a1fe6c8c70cdb6ce5ade2515593c0306b"</span>,
|
||
<span class="hljs-string">"a7766bb48e520f118c100bbe62dc3806a8d05a63d92e23683a04b0b8c24148cd2d8d787a6280d88188b85f8c1a8c2b4dc859b408e391037b27c30dd3c2fa1cbf"</span>,
|
||
<span class="hljs-string">"166585a6b33b995b3d6c083523a8435b156c05100d88f449f4754310d5574d5ea403f06f5785e54e43ed84c4ecd73dcda752e0864d61bc406bd4f84495a1ce59"</span>,
|
||
<span class="hljs-string">"88aad09af1b8ba942cfd305e728044ec6360d847254453ec05b1b518a36660e21e1114f3c577d8b7b954505038a9a7372b1546e04ea5c6315d3729c389faa022"</span>,
|
||
<span class="hljs-string">"238360e02f3a004663a7f3a3534973d8b66a2646c1386779aa820672b6361b88b3b3e6babdf51b87edab5c22a7a017085488cb3abdabe09e780db34a8860f88e"</span>,
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||
<span class="hljs-string">"a8696395c0add87840b460dfd8a8c0d520017efc6bf58267d4c9d2a225c5d0e5ddab4419d6859eae05150160029de1065e895e434bddc6a4e0f547572dc661bb"</span>,
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||
<span class="hljs-string">"719068a7dda5d630d7432239b6c9d921d5f3842b584503460ca52612ac2e6433a694633a7914f3f155148cceb901ffb81abcb6bc244ce6d28ad6c61c8c9fdd2f"</span>,
|
||
<span class="hljs-string">"7d299513690372e8f4770eb8a28080e8d7c29920ca32af470d65d6f916ee81e3bac60fa715ca02a3a801c71afd4d947c7436e05c558194ad7fdd1aeedb3e83ee"</span>,
|
||
<span class="hljs-string">"ac15ce02684ba6d2522a9ffea1de7e202b4b699ef7ec4f089dda07f3de5b7d1fb515a7eedb33e4d1ad111c5e2c47b36eae320d5be505293026d4c237e7eac3bf"</span>,
|
||
<span class="hljs-string">"853b2c56471999be4efca82674a651c80f047ba3a2b9e6f9999f0cd4062c533dccce9f582e55e7125bb202820fa4e4ec5ffc2da14c03c3b60d53a0a990d9766b"</span>,
|
||
<span class="hljs-string">"1ae29cab2a5e33cbe98728b7b4271c67f7c5cd6e12e39128b9971e08496cbd847530ec3fee05a8eeb4919569fa966b7da6960c9f2abf8d884f61c1f5f0895871"</span>,
|
||
<span class="hljs-string">"cfa99c77c88867d33e73acef37022ba4422a5221776991d45416db71fb54bc6cc339855ca09a01b9a52ef520f7f328ead330803ab37155d619d8499190ed435c"</span>,
|
||
<span class="hljs-string">"104f6a8e50e8905161709215104a7e7b97e866f32cf43233ffd615cab666998360d49fdec41fd2165c1c9fa8e880203034fab805b141cf22817d23ace14a0bd2"</span>,
|
||
<span class="hljs-string">"2ec607cf59c85a7f56fa957aa5f5d7ec9f46d84d5d4b777122d41ad76c6f49689493aba5ad6c0cb16c7d862b7cd9747418e0ffec7d3a4ec1ce394d23114bf765"</span>,
|
||
<span class="hljs-string">"aeedca243f2030d4f502e58f4181130e9afb75309ac21637bcfd0717528bfb828dc8a3114da0cbb7578f57635fcd9daaf1e47cf9214b6605b9a018c1337790cc"</span>,
|
||
<span class="hljs-string">"ffe1b6c9fadee6ba70357210990539184bcc913a0ec65837a736733a2fb6172d581ddc2f08d27b7fd895c7fb305dddba5f3bdb923b83c3fdc3560bad5b6044a8"</span>
|
||
],
|
||
<span class="hljs-string">"outcomes"</span>: [
|
||
[
|
||
<span class="hljs-string">"0"</span>,
|
||
<span class="hljs-string">"1"</span>
|
||
],
|
||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
|
||
],
|
||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
|
||
],
|
||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
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||
],
|
||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
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||
],
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||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
|
||
],
|
||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
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||
],
|
||
[
|
||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
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||
],
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||
[
|
||
<span class="hljs-string">"0"</span>,
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||
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||
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||
[
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||
<span class="hljs-string">"0"</span>,
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||
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||
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||
[
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||
<span class="hljs-string">"0"</span>,
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||
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||
[
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||
<span class="hljs-string">"0"</span>,
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||
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[
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||
<span class="hljs-string">"0"</span>,
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[
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||
<span class="hljs-string">"0"</span>,
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[
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||
<span class="hljs-string">"0"</span>,
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<span class="hljs-string">"1"</span>
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[
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||
<span class="hljs-string">"0"</span>,
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],
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[
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||
<span class="hljs-string">"0"</span>,
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||
<span class="hljs-string">"1"</span>
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||
],
|
||
<span class="hljs-string">"signedOutcome"</span>: <span class="hljs-number">42069</span>
|
||
]
|
||
}
|
||
</code></pre>
|
||
</span></div></article></div><div class="docLastUpdate"><em>Last updated on 10/2/2021 by Chris Stewart</em></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/oracle/oracle-election-example"><span class="arrow-prev">← </span><span>Election Example</span></a><a class="docs-next button" href="/docs/oracle-explorer-client/oracle-explorer-client"><span>Oracle Explorer Client</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#requirements-for-example">Requirements for example</a></li><li><a href="#signing-btcusd-price">Signing BTC/USD price</a></li><li><a href="#2-rpc-options">2 RPC Options</a><ul class="toc-headings"><li><a href="#createnumericannouncement-rpc">createnumericannouncement rpc</a></li><li><a href="#createdigitdecompannouncement-rpc">createdigitdecompannouncement rpc</a></li><li><a href="#understanding-createdigitdecompannouncement-parameters">Understanding createdigitdecompannouncement parameters</a></li></ul></li><li><a href="#setting-up-the-btcusd-oracle">Setting up the BTC/USD oracle</a></li><li><a href="#signing-the-btcusd-price-for-the-oracle">Signing the BTC/USD price for the oracle</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 © 2022 Suredbits & the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
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