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This commit is contained in:
Anthony Towns 2019-09-25 14:02:42 +10:00
parent d51109a03f
commit 7ce33c01ec

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@ -100,7 +100,7 @@ The following rules apply to <code>OP_CHECKSIG</code>, <code>OP_CHECKSIGVERIFY</
As the message for signature opcodes signature verification, transaction digest has the same definition as in bip-taproot, except the following: As the message for signature opcodes signature verification, transaction digest has the same definition as in bip-taproot, except the following:
The one-byte <code>spend_type</code> has a different value, specificially at bit 1: The one-byte <code>spend_type</code> has a different value, specifically at bit 1:
* Bit 0 is set if an annex is present (the original witness stack has at least two witness elements, and the first byte of the last element is <code>0x50</code>). * Bit 0 is set if an annex is present (the original witness stack has at least two witness elements, and the first byte of the last element is <code>0x50</code>).
* Bit 1 is set. * Bit 1 is set.
* The other bits are unset. * The other bits are unset.