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	<id>https://en.bitcoin.it/w/index.php?action=history&amp;feed=atom&amp;title=BIP_MergedMiningScript</id>
	<title>BIP MergedMiningScript - Revision history</title>
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	<updated>2026-04-19T21:23:42Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://en.bitcoin.it/w/index.php?title=BIP_MergedMiningScript&amp;diff=36625&amp;oldid=prev</id>
		<title>Luke-jr: Created page with &quot;*&lt;Block header is on stack&gt; *OP_SHA256d *PUSH...: various other merged chains as merkle links *PUSH: N of merkle links *OP_MERKLEROOT_FROMLINKS  Inside parent chain coinbase: ...&quot;</title>
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		<updated>2013-04-03T20:53:18Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;*&amp;lt;Block header is on stack&amp;gt; *OP_SHA256d *PUSH...: various other merged chains as merkle links *PUSH: N of merkle links *OP_MERKLEROOT_FROMLINKS  Inside parent chain coinbase: ...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;*&amp;lt;Block header is on stack&amp;gt;&lt;br /&gt;
*OP_SHA256d&lt;br /&gt;
*PUSH...: various other merged chains as merkle links&lt;br /&gt;
*PUSH: N of merkle links&lt;br /&gt;
*OP_MERKLEROOT_FROMLINKS&lt;br /&gt;
&lt;br /&gt;
Inside parent chain coinbase:&lt;br /&gt;
*PUSH: coinbase prefix midstate&lt;br /&gt;
*OP_SWAP&lt;br /&gt;
*OP_SHA256FINISH&lt;br /&gt;
*OP_SHA256 (to get a SHA256d result; the parent chain coinbase&amp;#039;s txid)&lt;br /&gt;
*PUSH...: various other transactions in parent chain (as merkle links)&lt;br /&gt;
*PUSH: N of merkle links&lt;br /&gt;
*OP_MERKLEROOT_FROMLINKS (stack now has the parent chain tx merkleroot)&lt;br /&gt;
*PREPEND: parent chain version&lt;br /&gt;
*APPEND: parent chain header ending&lt;br /&gt;
*OP_SHA256d (stack now has the proof-of-work)&lt;br /&gt;
&lt;br /&gt;
Dedicated merged mining:&lt;br /&gt;
*APPEND: 16-bit time offset&lt;br /&gt;
*APPEND: 48-bit nonce&lt;br /&gt;
*OP_SHA256d&lt;/div&gt;</summary>
		<author><name>Luke-jr</name></author>
	</entry>
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