mirror of
https://github.com/bitcoin-s/bitcoin-s.git
synced 2025-03-17 21:11:12 +01:00
167 lines
No EOL
30 KiB
HTML
167 lines
No EOL
30 KiB
HTML
<!DOCTYPE html><html lang="en"><head><meta charSet="utf-8"/><meta http-equiv="X-UA-Compatible" content="IE=edge"/><title>Election Example · bitcoin-s</title><meta name="viewport" content="width=device-width, initial-scale=1.0"/><meta name="generator" content="Docusaurus"/><meta name="description" content="## Requirements for example"/><meta name="docsearch:version" content="1.9.1"/><meta name="docsearch:language" content="en"/><meta property="og:title" content="Election Example · bitcoin-s"/><meta property="og:type" content="website"/><meta property="og:url" content="https://bitcoin-s.org/"/><meta property="og:description" content="## Requirements for example"/><meta property="og:image" content="https://bitcoin-s.org/img/undraw_online.svg"/><meta name="twitter:card" content="summary"/><meta name="twitter:image" content="https://bitcoin-s.org/img/undraw_tweetstorm.svg"/><link rel="shortcut icon" href="/img/favicon.ico"/><link rel="stylesheet" href="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.css"/><link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/styles/default.min.css"/><script>
|
||
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
|
||
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
|
||
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
|
||
})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
|
||
|
||
ga('create', 'UA-61958686-2', 'auto');
|
||
ga('send', 'pageview');
|
||
</script><link rel="stylesheet" href="/css/code-block-buttons.css"/><script type="text/javascript" src="https://buttons.github.io/buttons.js"></script><script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.0/clipboard.min.js"></script><script type="text/javascript" src="https://fonts.googleapis.com/css?family=Montserrat:500"></script><script type="text/javascript" src="https://www.googletagmanager.com/gtag/js?id=UA-61958686-2"></script><script type="text/javascript" src="/js/code-block-buttons.js"></script><script src="/js/scrollSpy.js"></script><link rel="stylesheet" href="/css/main.css"/><script src="/js/codetabs.js"></script></head><body class="sideNavVisible separateOnPageNav"><div class="fixedHeaderContainer"><div class="headerWrapper wrapper"><header><a href="/"><img class="logo" src="/img/favicon.ico" alt="bitcoin-s"/><h2 class="headerTitleWithLogo">bitcoin-s</h2></a><a href="/versions"><h3>1.9.1</h3></a><div class="navigationWrapper navigationSlider"><nav class="slidingNav"><ul class="nav-site nav-site-internal"><li class="siteNavGroupActive"><a href="/docs/core/core-intro" target="_self">Docs</a></li><li class=""><a href="/download" target="_self">Download</a></li><li class=""><a href="/api/org/bitcoins" target="_self">API</a></li><li class=""><a href="/help" target="_self">Help</a></li><li class="navSearchWrapper reactNavSearchWrapper"><input type="text" id="search_input_react" placeholder="Search" title="Search"/></li></ul></nav></div></header></div></div><div class="navPusher"><div class="docMainWrapper wrapper"><div class="docsNavContainer" id="docsNav"><nav class="toc"><div class="toggleNav"><section class="navWrapper wrapper"><div class="navBreadcrumb wrapper"><div class="navToggle" id="navToggler"><div class="hamburger-menu"><div class="line1"></div><div class="line2"></div><div class="line3"></div></div></div><h2><i>›</i><span>DLC Oracle</span></h2><div class="tocToggler" id="tocToggler"><i class="icon-toc"></i></div></div><div class="navGroups"><div class="navGroup"><h3 class="navGroupCategoryTitle">Getting Started</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/getting-started">Intro and Getting Started</a></li><li class="navListItem"><a class="navItem" href="/docs/bips">Supported BIPs</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Getting Setup</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/getting-setup">Getting Bitcoin-S installed on your machine</a></li><li class="navListItem"><a class="navItem" href="/docs/ui-setup">Installing the DLC Wallet UI</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Applications</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/applications/cli">CLI</a></li><li class="navListItem"><a class="navItem" href="/docs/applications/server">Application Server</a></li><li class="navListItem"><a class="navItem" href="/docs/applications/gui">GUI</a></li><li class="navListItem"><a class="navItem" href="/docs/applications/server-systemd">Systemd installation</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Chain</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/chain/chain">Blockchain Verification</a></li><li class="navListItem"><a class="navItem" href="/docs/chain/filter-sync">Syncing Blockfilters</a></li><li class="navListItem"><a class="navItem" href="/docs/chain/chain-query-api">Chain Query API</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Configuration</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/config/configuration">Application Configuration</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Core Module</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/core/core-intro">Core Module</a></li><li class="navListItem"><a class="navItem" href="/docs/core/addresses">Generating Addresses</a></li><li class="navListItem"><a class="navItem" href="/docs/core/hd-keys">HD Key Generation</a></li><li class="navListItem"><a class="navItem" href="/docs/core/adding-spks">Adding New Script Types</a></li><li class="navListItem"><a class="navItem" href="/docs/core/spending-info">Signing Transactions</a></li><li class="navListItem"><a class="navItem" href="/docs/core/psbts">Partially Signed Bitcoin Transactions</a></li><li class="navListItem"><a class="navItem" href="/docs/core/dlc">Discreet Log Contract Data Structures</a></li><li class="navListItem"><a class="navItem" href="/docs/core/txbuilder">TxBuilder Example</a></li><li class="navListItem"><a class="navItem" href="/docs/core/lightning-network">Lightning Network Data Types</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Crypto Module</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/crypto/crypto-intro">Crypto Module</a></li><li class="navListItem"><a class="navItem" href="/docs/crypto/sign">Sign API</a></li><li class="navListItem"><a class="navItem" href="/docs/crypto/adaptor-signatures">Adaptor Signatures</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Fee Provider</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/fee-provider/fee-provider">Fee Provider</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Key Manager</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/key-manager/server-key-manager">Server Key Manager</a></li><li class="navListItem"><a class="navItem" href="/docs/key-manager/key-manager">Key Manager</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Node</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/node/node">Light Client</a></li><li class="navListItem"><a class="navItem" href="/docs/node/node-api">Node API</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Wallet</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet">Wallet</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-callbacks">Wallet Callbacks</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-get-address">Wallet Get Address APIs</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/address-tagging">Address and UTXO tagging</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/dlc">Executing A DLC with Bitcoin-S</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-rescan">Wallet Rescans</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-sync">Wallet Sync</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-rpc">Wallet RPC Examples</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/backups">Wallet Backups</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-election-example">Wallet Election Example</a></li><li class="navListItem"><a class="navItem" href="/docs/wallet/wallet-price-example">Wallet Price Example</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Tor</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/tor/tor">Tor Setup</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">RPC Clients</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/rpc/rpc-clients-intro">Introduction</a></li><li class="navListItem"><a class="navItem" href="/docs/rpc/rpc-eclair">Eclair</a></li><li class="navListItem"><a class="navItem" href="/docs/rpc/rpc-bitcoind">bitcoind/Bitcoin Core</a></li><li class="navListItem"><a class="navItem" href="/docs/rpc/lnd-rpc">LND</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Secp256k1</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/secp256k1/secp256k1">Secp256k1</a></li><li class="navListItem"><a class="navItem" href="/docs/secp256k1/jni-modify">Adding to Secp256k1 JNI</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Testkit</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/testkit/testkit">Testkit</a></li><li class="navListItem"><a class="navItem" href="/docs/testkit/testkit-core">Testkit Core</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">DLC Oracle</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/oracle/build-oracle-server">Building the Oracle Server</a></li><li class="navListItem"><a class="navItem" href="/docs/oracle/oracle-server">Oracle Server</a></li><li class="navListItem navListItemActive"><a class="navItem" href="/docs/oracle/oracle-election-example">Election Example</a></li><li class="navListItem"><a class="navItem" href="/docs/oracle/oracle-price-example">Price Example</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Oracle Explorer Client</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/oracle-explorer-client/oracle-explorer-client">Oracle Explorer Client</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Contributing</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/contributing">Contributing</a></li><li class="navListItem"><a class="navItem" href="/docs/contributing-website">Contributing to the website</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Security</h3><ul class=""><li class="navListItem"><a class="navItem" href="/docs/security">Security</a></li></ul></div></div></section></div><script>
|
||
var coll = document.getElementsByClassName('collapsible');
|
||
var checkActiveCategory = true;
|
||
for (var i = 0; i < coll.length; i++) {
|
||
var links = coll[i].nextElementSibling.getElementsByTagName('*');
|
||
if (checkActiveCategory){
|
||
for (var j = 0; j < links.length; j++) {
|
||
if (links[j].classList.contains('navListItemActive')){
|
||
coll[i].nextElementSibling.classList.toggle('hide');
|
||
coll[i].childNodes[1].classList.toggle('rotate');
|
||
checkActiveCategory = false;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
coll[i].addEventListener('click', function() {
|
||
var arrow = this.childNodes[1];
|
||
arrow.classList.toggle('rotate');
|
||
var content = this.nextElementSibling;
|
||
content.classList.toggle('hide');
|
||
});
|
||
}
|
||
|
||
document.addEventListener('DOMContentLoaded', function() {
|
||
createToggler('#navToggler', '#docsNav', 'docsSliderActive');
|
||
createToggler('#tocToggler', 'body', 'tocActive');
|
||
|
||
var headings = document.querySelector('.toc-headings');
|
||
headings && headings.addEventListener('click', function(event) {
|
||
var el = event.target;
|
||
while(el !== headings){
|
||
if (el.tagName === 'A') {
|
||
document.body.classList.remove('tocActive');
|
||
break;
|
||
} else{
|
||
el = el.parentNode;
|
||
}
|
||
}
|
||
}, false);
|
||
|
||
function createToggler(togglerSelector, targetSelector, className) {
|
||
var toggler = document.querySelector(togglerSelector);
|
||
var target = document.querySelector(targetSelector);
|
||
|
||
if (!toggler) {
|
||
return;
|
||
}
|
||
|
||
toggler.onclick = function(event) {
|
||
event.preventDefault();
|
||
|
||
target.classList.toggle(className);
|
||
};
|
||
}
|
||
});
|
||
</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-election-example.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">Election 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>
|
||
<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>
|
||
<p>You will also need a the <code>bitcoin-s-cli</code> command line tool to interact with the server.
|
||
You can find how to build this <a href="/docs/applications/cli">here</a></p>
|
||
<p>After building the oracle server, you will need to start it with</p>
|
||
<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
|
||
</code></pre>
|
||
<h2><a class="anchor" aria-hidden="true" id="us-2020-election"></a><a href="#us-2020-election" 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>US 2020 Election</h2>
|
||
<p>In 2020, the United States held a presidential election.
|
||
People want to do a DLC based on the outcome, so you decide to be
|
||
their oracle and attest to the winner of the election.</p>
|
||
<ol>
|
||
<li>Setting up an oracle that can attest to the outcome of the election</li>
|
||
<li>Complete the announcement by attesting to the winner of the election</li>
|
||
</ol>
|
||
<h3><a class="anchor" aria-hidden="true" id="setting-up-the-election-bet"></a><a href="#setting-up-the-election-bet" 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 election bet</h3>
|
||
<p>The election bet can be represented by an enumerated announcement. What we mean by this is the outcomes
|
||
for this announcement can be simply enumerated in a list. There were three possible outcomes for the election</p>
|
||
<ol>
|
||
<li>"Republican_win"</li>
|
||
<li>"Democrat_win"</li>
|
||
<li>"other"</li>
|
||
</ol>
|
||
<p>The next step is to create an oracle announcement that can be shared with others. This announcement
|
||
contains cryptographic information that is used by people that want to enter into DLCs to setup
|
||
their bitcoin transactions.</p>
|
||
<p>To do this, we need to use the <code>createenumannouncement</code> rpc. This RPC takes 3 parameters</p>
|
||
<ol>
|
||
<li>The label for the announcement
|
||
we will use <code>2020-us-election</code></li>
|
||
<li>the maturation time for the announcement in ISO 8061 format
|
||
For our example we will use <code>"2021-01-20T00:00:00Z"</code></li>
|
||
<li>The outcomes, which we listed above "Republican_win,Democrat_win,other"</li>
|
||
</ol>
|
||
<p>With all of this information, we can create the announcement with <code>bitcoin-s-cli</code>!</p>
|
||
<pre><code class="hljs">./bitcoin-s-cli createenumannouncement <span class="hljs-number">2020</span>-us-election <span class="hljs-string">"2021-01-20T00:00:00Z"</span> <span class="hljs-string">"Republican_win,Democrat_win,other"</span>
|
||
fdd<span class="hljs-number">824</span><span class="hljs-keyword">c</span><span class="hljs-number">3988</span>fabec<span class="hljs-number">9820690</span>f<span class="hljs-number">366271</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span>ceac<span class="hljs-number">00</span>fbec<span class="hljs-number">1412075</span>f<span class="hljs-number">9</span>b<span class="hljs-number">319</span>bb<span class="hljs-number">0</span>db<span class="hljs-number">1</span>f<span class="hljs-number">86460519</span>dd<span class="hljs-number">9</span><span class="hljs-keyword">c</span><span class="hljs-number">61478949</span>f<span class="hljs-number">2</span><span class="hljs-keyword">c</span><span class="hljs-number">00</span><span class="hljs-keyword">c</span><span class="hljs-number">35</span>aeb<span class="hljs-number">8e53</span>a<span class="hljs-number">1507616072</span>cb<span class="hljs-number">802891e2</span><span class="hljs-keyword">c</span><span class="hljs-number">189</span>a<span class="hljs-number">9</span>fa<span class="hljs-number">65</span>a<span class="hljs-number">0493</span>de<span class="hljs-number">5</span>d<span class="hljs-number">3</span>b<span class="hljs-number">04</span>a<span class="hljs-number">6</span>d<span class="hljs-number">7</span>b<span class="hljs-number">90</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span><span class="hljs-keyword">c</span><span class="hljs-number">43</span><span class="hljs-keyword">c</span><span class="hljs-number">09</span>ebe<span class="hljs-number">5250</span>d<span class="hljs-number">583e1</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>fc<span class="hljs-number">423219</span>b<span class="hljs-number">26</span>f<span class="hljs-number">6</span>a<span class="hljs-number">02</span>ec<span class="hljs-number">394</span>a<span class="hljs-number">130000</span>afdd<span class="hljs-number">8225</span>f<span class="hljs-number">0001</span>ae<span class="hljs-number">3e30</span>df<span class="hljs-number">5</span>a<span class="hljs-number">203</span>ad<span class="hljs-number">10</span>ee<span class="hljs-number">89</span>a<span class="hljs-number">909</span>df<span class="hljs-number">0</span><span class="hljs-keyword">c</span><span class="hljs-number">8</span>ccea<span class="hljs-number">4836e94</span>e<span class="hljs-number">0</span>a<span class="hljs-number">5</span>d<span class="hljs-number">34</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>cdab<span class="hljs-number">758</span>fcaee<span class="hljs-number">1460189600</span>fdd<span class="hljs-number">8062400030e52657075626</span><span class="hljs-keyword">c</span><span class="hljs-number">6963616e5</span>f<span class="hljs-number">77696e0</span><span class="hljs-keyword">c</span><span class="hljs-number">44656</span>d<span class="hljs-number">6</span>f<span class="hljs-number">637261745</span>f<span class="hljs-number">77696e056</span>f<span class="hljs-number">7468657210323032302</span>d<span class="hljs-number">75732</span>d<span class="hljs-number">656</span><span class="hljs-keyword">c</span><span class="hljs-number">656374696</span>f<span class="hljs-number">6</span>e
|
||
</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>fdd824c...</code>)</li>
|
||
<li>The timestamp that the announcement matures at (<code>"2021-01-20T00:00:00Z"</code>)</li>
|
||
</ol>
|
||
<p>Now you can schedule jobs to sign the announcement when the maturation time passes.</p>
|
||
<h3><a class="anchor" aria-hidden="true" id="signing-the-outcome-for-the-election-bet"></a><a href="#signing-the-outcome-for-the-election-bet" 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 outcome for the election bet</h3>
|
||
<p>In the real world, you would want to wait for the maturation time to pass for your announcement.
|
||
For the purposes of the demo, we can skip this wait. The winner of the US election was Joe Biden.</p>
|
||
<p>Let's sign the announcement.</p>
|
||
<pre><code class="hljs"> ./bitcoin-s-cli signenum <span class="hljs-number">2020</span>-us-election Democrat_win
|
||
fdd<span class="hljs-number">8688010323032302</span>d<span class="hljs-number">75732</span>d<span class="hljs-number">656</span><span class="hljs-keyword">c</span><span class="hljs-number">656374696</span>f<span class="hljs-number">6</span>ed<span class="hljs-number">3</span>b<span class="hljs-number">04</span>a<span class="hljs-number">6</span>d<span class="hljs-number">7</span>b<span class="hljs-number">90</span><span class="hljs-keyword">c</span><span class="hljs-number">9</span><span class="hljs-keyword">c</span><span class="hljs-number">43</span><span class="hljs-keyword">c</span><span class="hljs-number">09</span>ebe<span class="hljs-number">5250</span>d<span class="hljs-number">583e1</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>fc<span class="hljs-number">423219</span>b<span class="hljs-number">26</span>f<span class="hljs-number">6</span>a<span class="hljs-number">02</span>ec<span class="hljs-number">394</span>a<span class="hljs-number">130000</span>a<span class="hljs-number">0001</span>ae<span class="hljs-number">3e30</span>df<span class="hljs-number">5</span>a<span class="hljs-number">203</span>ad<span class="hljs-number">10</span>ee<span class="hljs-number">89</span>a<span class="hljs-number">909</span>df<span class="hljs-number">0</span><span class="hljs-keyword">c</span><span class="hljs-number">8</span>ccea<span class="hljs-number">4836e94</span>e<span class="hljs-number">0</span>a<span class="hljs-number">5</span>d<span class="hljs-number">34</span><span class="hljs-keyword">c</span><span class="hljs-number">3</span>cdab<span class="hljs-number">758</span>fcaee<span class="hljs-number">1447</span>a<span class="hljs-number">59</span>ba<span class="hljs-number">58797e55</span>b<span class="hljs-number">967</span>aa<span class="hljs-number">79</span><span class="hljs-keyword">c</span><span class="hljs-number">89</span>ffec<span class="hljs-number">67023578009</span><span class="hljs-keyword">c</span><span class="hljs-number">4</span>dc<span class="hljs-number">1e3</span>dee<span class="hljs-number">2</span>fd<span class="hljs-number">75277993590</span><span class="hljs-keyword">c</span><span class="hljs-number">44656</span>d<span class="hljs-number">6</span>f<span class="hljs-number">637261745</span>f<span class="hljs-number">77696</span>e
|
||
</code></pre>
|
||
<p>Yay! Now bitcoin-s gives us an attestation that is represented by the hex string <code>fdd868...</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-number">2020</span>-us-election
|
||
{
|
||
<span class="hljs-string">"nonces"</span>: [
|
||
<span class="hljs-string">"ae3e30df5a203ad10ee89a909df0c8ccea4836e94e0a5d34c3cdab758fcaee14"</span>
|
||
],
|
||
<span class="hljs-string">"eventName"</span>: <span class="hljs-string">"2020-us-election"</span>,
|
||
<span class="hljs-string">"signingVersion"</span>: <span class="hljs-string">"DLCOracleV0SigningVersion"</span>,
|
||
<span class="hljs-string">"maturationTime"</span>: <span class="hljs-string">"2021-01-20T00:00:00Z"</span>,
|
||
<span class="hljs-string">"announcementSignature"</span>: <span class="hljs-string">"988fabec9820690f366271c9ceac00fbec1412075f9b319bb0db1f86460519dd9c61478949f2c00c35aeb8e53a1507616072cb802891e2c189a9fa65a0493de5"</span>,
|
||
<span class="hljs-string">"eventDescriptorTLV"</span>: <span class="hljs-string">"fdd8062400030e52657075626c6963616e5f77696e0c44656d6f637261745f77696e056f74686572"</span>,
|
||
<span class="hljs-string">"eventTLV"</span>: <span class="hljs-string">"fdd8225f0001ae3e30df5a203ad10ee89a909df0c8ccea4836e94e0a5d34c3cdab758fcaee1460189600fdd8062400030e52657075626c6963616e5f77696e0c44656d6f637261745f77696e056f7468657210323032302d75732d656c656374696f6e"</span>,
|
||
<span class="hljs-string">"announcementTLV"</span>: <span class="hljs-string">"fdd824c3988fabec9820690f366271c9ceac00fbec1412075f9b319bb0db1f86460519dd9c61478949f2c00c35aeb8e53a1507616072cb802891e2c189a9fa65a0493de5d3b04a6d7b90c9c43c09ebe5250d583e1c3fc423219b26f6a02ec394a130000afdd8225f0001ae3e30df5a203ad10ee89a909df0c8ccea4836e94e0a5d34c3cdab758fcaee1460189600fdd8062400030e52657075626c6963616e5f77696e0c44656d6f637261745f77696e056f7468657210323032302d75732d656c656374696f6e"</span>,
|
||
<span class="hljs-string">"attestations"</span>: [
|
||
<span class="hljs-string">"47a59ba58797e55b967aa79c89ffec67023578009c4dc1e3dee2fd7527799359"</span>
|
||
],
|
||
<span class="hljs-string">"signatures"</span>: [
|
||
<span class="hljs-string">"ae3e30df5a203ad10ee89a909df0c8ccea4836e94e0a5d34c3cdab758fcaee1447a59ba58797e55b967aa79c89ffec67023578009c4dc1e3dee2fd7527799359"</span>
|
||
],
|
||
<span class="hljs-string">"outcomes"</span>: [
|
||
<span class="hljs-string">"Republican_win"</span>,
|
||
<span class="hljs-string">"Democrat_win"</span>,
|
||
<span class="hljs-string">"other"</span>
|
||
],
|
||
<span class="hljs-string">"signedOutcome"</span>: <span class="hljs-string">"Democrat_win"</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-server"><span class="arrow-prev">← </span><span>Oracle Server</span></a><a class="docs-next button" href="/docs/oracle/oracle-price-example"><span>Price Example</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="#us-2020-election">US 2020 Election</a><ul class="toc-headings"><li><a href="#setting-up-the-election-bet">Setting up the election bet</a></li><li><a href="#signing-the-outcome-for-the-election-bet">Signing the outcome for the election bet</a></li></ul></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>
|
||
document.addEventListener('keyup', function(e) {
|
||
if (e.target !== document.body) {
|
||
return;
|
||
}
|
||
// keyCode for '/' (slash)
|
||
if (e.keyCode === 191) {
|
||
const search = document.getElementById('search_input_react');
|
||
search && search.focus();
|
||
}
|
||
});
|
||
</script><script>
|
||
var search = docsearch({
|
||
|
||
apiKey: '0a510688bf8448e19aeb380377d328d3',
|
||
indexName: 'bitcoin-s',
|
||
inputSelector: '#search_input_react'
|
||
});
|
||
</script></body></html> |