Antoine Poinsot
Bitcoin Core contributor (GitHub darosior) and lead author of BIP-54, the Consensus Cleanup soft fork that fixes the timewarp bug.
The wiki's angle: Poinsot's BIP-54 is the Consensus Cleanup that Robin Linus discussed on S17 E48 against Peter Todd's guess of a 2029 activation.[1][4]
Contents
BIP-54
BIP-54, “Consensus Cleanup”, lists Antoine Poinsot and Matt Corallo as authors and was assigned on 2025-04-11[1]. It “proposes new consensus rules in order to fix the timewarp attack, reduce the worst case block validation time, prevent Merkle tree weaknesses” and avoid duplicate transactions[1]. Optech's topic page on the consensus cleanup soft fork also covers BIP-54[2]. See Great Consensus Cleanup and the timewarp bug[1].
Profile
His GitHub account is darosior, and the profile lists the organization @chaincodelabs[3]. Other roles and dates are not sourced here[3].
References
- primaryBIP-54, “Consensus Cleanup” (Antoine Poinsot, Matt Corallo) [archived]
- secondaryBitcoin Optech topic, “Consensus cleanup soft fork” (also covering BIP54) [archived]
- primaryGitHub profile darosior (Antoine Poinsot), read 13 Nov 2026 [archived]
- episodeS17 E48: Robin Linus on Peter Todd's guess of a 2029 Great Consensus Cleanup▶ listen at 39:14timestamp transcript-derived, pending a listen [archived]