BIP-128: Exact specification for the checksum calculation #2121

1. 
   oren-z0 commented at 7:48 pm on March 13, 2026: contributor

   The checksum calculation should be consistent in all implementations.
2. murchandamus added the label BIP update by author on Mar 13, 2026
3. in bip-0128.mediawiki:160 in e1c20ac2ac

   155@@ -156,8 +156,17 @@ The checksum is calculated by converting the top-level JSON object to an array o
   156 SHA256 hash of the result in lowercase hexadecimal format, and taking a prefix of at least 8
   157 characters.
   158 
   159-For example:
   160+"stringifying" in this context means converting the array to a JSON string following
   161+ECAMScript's JSON.stringify function specification (without additional <code>replacer</code>
   

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   murchandamus commented at 8:03 pm on March 13, 2026:

   0ECMAScript's JSON.stringify function specification (without additional <code>replacer</code>
   

   This could also perhaps use a link to that specification.

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   oren-z0 commented at 8:19 pm on March 13, 2026:

   Done, added a link as well.

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   oren-z0 commented at 8:32 pm on March 13, 2026:

   I also noticed that https://bips.dev doesn’t interpret the mediawiki file correctly, and breaks on <code>[key, value]</code>. The website thinks the [ is the beginning of a link or something.

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   murchandamus commented at 11:40 pm on March 13, 2026:

   Both bips.xyz and bips.dev are unaffiliated projects, but I’ve had success with opening issues on their github repositories. This one is bips.dev: https://github.com/nickmonad/bips.dev/issues
4. 
   murchandamus commented at 8:04 pm on March 13, 2026: member

   Looks mostly reasonable. I have one typo for you. Is there anyone else that should be reviewing this? If not, perhaps you, in a couple days? :)
5. oren-z0 force-pushed on Mar 13, 2026
6. oren-z0 force-pushed on Mar 13, 2026
7. BIP-128: exact specification for the checksum calculation 9441e39e92
8. oren-z0 force-pushed on Mar 14, 2026
9. 
   murchandamus commented at 6:25 pm on March 16, 2026: member

   LGTM
10. murchandamus merged this on Mar 16, 2026
11. murchandamus closed this on Mar 16, 2026

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