I suppose I mean that I don&#39;t understand how to reverse that into a URL when one is presented only with a block, or perhaps a coinbase in a transaction.<div><br></div><div>Best,</div><div><br></div><div>Peter<br><br><div class="gmail_quote">

On Tue, May 29, 2012 at 11:34 AM, Luke-Jr <span dir="ltr">&lt;<a href="mailto:luke@dashjr.org" target="_blank">luke@dashjr.org</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

<div class="im">On Tuesday, May 29, 2012 3:28:56 PM Peter Vessenes wrote:<br>
&gt; I don&#39;t understand what the 20 byte keyhash is. Can you elucidate?<br>
<br>
</div>20 byte keyhashes are a fundamental building block of the Bitcoin protocol.<br>
<br>
ripemd160(sha256(ecdsaPubKey))<br>
</blockquote></div><br><br clear="all"><div><br></div>-- <br><table style="font-family:Times"><tbody><tr><td><img src="http://coinlab.com/images/coinlab-logo.png"></td><td valign="bottom"><div style="font-family:RobotoLight,&#39;Lucida Grande&#39;,Helmet,Freesans,sans-serif;font-size:16px;line-height:20px">

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