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Merge pull request #1051 from pinheadmz/bip173-witnessversion1

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BIP173: segwit address witness version is one 5-bit char not one byte
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kallewoof 2021-06-13 12:38:43 +09:00 committed by GitHub
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@ -208,7 +208,7 @@ be of the same length as the mainnet counterpart (to simplify
implementations' assumptions about lengths), but still be visually implementations' assumptions about lengths), but still be visually
distinct.</ref> for testnet. distinct.</ref> for testnet.
* The data-part values: * The data-part values:
** 1 byte: the witness version ** 1 character (representing 5 bits of data): the witness version
** A conversion of the 2-to-40-byte witness program (as defined by [https://github.com/bitcoin/bips/blob/master/bip-0141.mediawiki BIP141]) to base32: ** A conversion of the 2-to-40-byte witness program (as defined by [https://github.com/bitcoin/bips/blob/master/bip-0141.mediawiki BIP141]) to base32:
*** Start with the bits of the witness program, most significant bit per byte first. *** Start with the bits of the witness program, most significant bit per byte first.
*** Re-arrange those bits into groups of 5, and pad with zeroes at the end if needed. *** Re-arrange those bits into groups of 5, and pad with zeroes at the end if needed.