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transaction_sighash.html
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>Signature Hash Types</title>
<link rel="stylesheet" href="css/reveal.css">
<link rel="stylesheet" href="css/theme/simple.css">
<!-- Theme used for syntax highlighting of code -->
<link rel="stylesheet" href="lib/css/xcode.css">
<!-- Theme override for teachbitcoin -->
<link rel="stylesheet" href="css/teachbitcoin.css">
<!-- Google Font Roboto -->
<link href="https://fonts.googleapis.com/css?family=Open+Sans:300,400,400i,600" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Roboto+Mono" rel="stylesheet">
</head>
<body>
<div class="reveal">
<div class="slides">
<!-- *********** BEGIN: Signature Hash ALL *********** -->
<section class = "box">
<div class = "title">
Signature Hash <span class = "title weight">ALL</span>
</div>
<!-- 45% div for formula and curve--><!-- 45% text & bulletpoint -->
<div class = "multi_text_box_container" style = "padding: 40px 0 0 0; width: 1270px;">
<!-- 60% div for formula and curve-->
<div class = "" style = "width: 58%; font-size: 22px;">
<img src="images/transaction_sighash/sighash_all_intro0.svg" class = "image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_all_intro1.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_all0.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_all1.svg" class = "fragment image" style = "z-index: -3;">
</div>
<!-- 45% text & bulletpoint -->
<div class = "text_box"
style = "width: 55%; font-size: 22px; margin: 0px 0 0 0">
<ul style = "margin: 0; padding: 0px; list-style-type: none;">
<li>The signature hash marker determines which inputs and outputs of the transaction are endorsed.</li>
<hr style = "height:2px; visibility:hidden;">
<li>The inputs & outputs of the transaction which are not endorsed can be modified after the endorsement is built.</li>
<hr style = "height:2px; visibility:hidden;">
<li style = "font-weight: bold;">Sighash ALL (0x01)</li>
<ul style = "list-style-type: circle;">
<li>Endorses/Signs all inputs and outputs of transaction</li>
<li>Endorsement becomes invalid if these are modifed.</li>
<li>The serialised transaction sets other input scripts and sequences to 0.</li>
</ul>
<hr style = "height:2px; visibility:hidden;">
</ul>
</div>
</div><!-- End of 2 column container -->
</section>
<!-- *********** END: Signature Hash ALL *********** -->
<!-- *********** BEGIN: Signature Hash NONE *********** -->
<section class = "box">
<div class = "title">
Signature Hash <span class = "title weight">NONE</span>
</div>
<!-- 45% div for formula and curve--><!-- 45% text & bulletpoint -->
<div class = "multi_text_box_container" style = "padding: 40px 0 0 0; width: 1270px;">
<!-- 60% div for formula and curve-->
<div class = "" style = "width: 58%; font-size: 22px;">
<img src="images/transaction_sighash/sighash_none_intro0.svg" class = "image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_none_intro1.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_none_intro2.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_none0.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_none1.svg" class = "fragment image" style = "z-index: -3;">
</div>
<!-- 45% text & bulletpoint -->
<div class = "text_box"
style = "width: 55%; font-size: 22px; margin: 0px 0 0 0">
<ul style = "margin: 0; padding: 0px; list-style-type: none;">
<li style = "font-weight: bold;">Sighash NONE (0x02)</li>
<ul style = "list-style-type: circle;">
<li>Endorses none of the outputs.</li>
<li>Outputs can be modified anytime after the endorsement is built.</li>
<li>The serialised transaction sets other input scripts and sequences to 0.</li>
<li>The serialised transaction sets outputs to 0.</li>
</ul>
<hr style = "height:2px; visibility:hidden;">
</ul>
</div>
</div><!-- End of 2 column container -->
</section>
<!-- *********** END: Signature Hash NONE *********** -->
<!-- *********** BEGIN: Signature Hash SINGLE *********** -->
<section class = "box">
<div class = "title">
Signature Hash <span class = "title weight">SINGLE</span>
</div>
<!-- 45% div for formula and curve--><!-- 45% text & bulletpoint -->
<div class = "multi_text_box_container" style = "padding: 40px 0 0 0; width: 1270px;">
<!-- 60% div for formula and curve-->
<div class = "" style = "width: 58%; font-size: 22px;">
<img src="images/transaction_sighash/sighash_single_intro0.svg" class = "image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_single_intro1.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_single_intro2.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_single0.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_single1.svg" class = "fragment image" style = "z-index: -3;">
</div>
<!-- 45% text & bulletpoint -->
<div class = "text_box"
style = "width: 55%; font-size: 22px; margin: 0px 0 0 0">
<ul style = "margin: 0; padding: 0px; list-style-type: none;">
<li style = "font-weight: bold;">Sighash SINGLE (0x03)</li>
<ul style = "list-style-type: circle;">
<li>Endorses all inputs and single output of the same index.</li>
<li>Non-endorsed outputs can be modified anytime after the endorsement is built.</li>
<li>The serialised transaction sets other input scripts and sequences to 0.</li>
<li>The serialised transaction sets non-endorsed output fields to 0.</li>
</ul>
<hr style = "height:2px; visibility:hidden;">
</ul>
</div>
</div><!-- End of 2 column container -->
</section>
<!-- *********** END: Signature Hash SINGLE *********** -->
<!-- *********** BEGIN: Signature Hash ALL|ANYONECANPAY *********** -->
<section class = "box">
<div class = "title">
Signature Hash <span class = "title weight">ANYONECANPAY</span>
</div>
<!-- 45% div for formula and curve--><!-- 45% text & bulletpoint -->
<div class = "multi_text_box_container" style = "padding: 40px 0 0 0; width: 1270px;">
<!-- 60% div for formula and curve-->
<div class = "" style = "width: 58%; font-size: 22px;">
<img src="images/transaction_sighash/sighash_anyonecanpay_all_intro0.svg" class = "image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_anyonecanpay_all_intro1.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_anyonecanpay_all_intro2.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_all_anyonecanpay0.svg" class = "fragment image" style = "z-index: -3;">
<img src="images/transaction_sighash/sighash_all_anyonecanpay1.svg" class = "fragment image" style = "z-index: -3;">
</div>
<!-- 45% text & bulletpoint -->
<div class = "text_box"
style = "width: 55%; font-size: 22px; margin: 0px 0 0 0">
<ul style = "margin: 0; padding: 0px; list-style-type: none;">
<li>ANYONECANPAY is a sighash modifier, which is set to modify any of sighash types ALL|NONE|SINGLE.</li>
<hr style = "height:2px; visibility:hidden;">
<li>It allows all other inputs to be modified.</li>
<hr style = "height:2px; visibility:hidden;">
<li>It is applied to the marker: Sighash Byte|0x80</li>
<hr style = "height:2px; visibility:hidden;">
<li>For example:</li>
<li style = "font-weight: bold;">Sighash ALL|ANYONECANPAY (0x81)</li>
<ul style = "list-style-type: circle;">
<li>Endorses/Signs single input and all outputs of transaction</li>
<li>The serialised transaction only includes single input, but all outputs.</li>
</ul>
<hr style = "height:2px; visibility:hidden;">
</ul>
</div>
</div><!-- End of 2 column container -->
</section>
<!-- *********** END: Signature Hash ALL *********** -->
</div><!-- END: Slides Div -->
</div><!-- END: Reveal Div -->
<script src="lib/js/head.min.js"></script>
<script src="js/reveal.js"></script>
<script>
// More info about config & dependencies:
// - https://github.com/hakimel/reveal.js#configuration
// - https://github.com/hakimel/reveal.js#dependencies
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dependencies: [
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{ src: 'plugin/math/math.js', async: true }
],
math: {
mathjax: 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js',
config: 'TeX-AMS_HTML-full' // See http://docs.mathjax.org/en/latest/config-files.html
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height: 768,
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minScale: 0.2,
maxScale: 1.5
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Reveal.configure({ slideNumber: true });
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</body>
</html>