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Bitcoin Optech: Newsletter #391 Recap
By Bitcoin Optech
Aired Feb 11, 2026 · 2h 10m · Last boosted Mar 5, 2026
Chapters
Show Notes
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Toby Sharp, Chris Hyunhum Cho, Jonas Nick, and Antoine Poinsot to discuss Newsletter #391. News ● A constant-time parallelized UTXO database (25:40) ● Bithoven: A formally verified, imperative language for Bitcoin Script (44:48) ● Discussion of dust attack mitigations (1:43:33) Changing consensus ● SHRINCS: 324-byte stateful post-quantum signatures with static backups (1:30) ● Addressing remaining points on BIP54 (1:10:08) ● Falcon post-quantum signature scheme proposal (20:05) ● SLH-DSA verification can compete with ECC (23:28) Releases and release...
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Great discussion as always