Bitcoin Optech: Newsletter #351 Recap

30/04/2025 1h 11min

Listen "Bitcoin Optech: Newsletter #351 Recap"

Episode Synopsis

Mark “Murch” Erhardt and Mike Schmidt are joined by Jonas Nick and Salvatore Ingala to discuss Newsletter #351.News● Interactive aggregate signatures compatible with secp256k1 (0:50) ● Standardized backup for wallet descriptors (21:34) Selected Q&A from Bitcoin Stack Exchange● Practicality of half-aggregated schnorr signatures? (17:16) ● What's the largest size OP_RETURN payload ever created? (41:17) ● Non-LN explanation of pay-to-anchor? (43:29) ● Up-to-date statistics about chain reorganizations? (48:08) ● Are Lightning channels always P2WSH? (52:33) ● Child-pays-for-parent as a defense against a double spend? (53:40) ● What values does CHECKTEMPLATEVERIFY hash? (59:06) ● Why can't Lightning nodes opt to reveal channel balances for better routing efficiency? (59:32) ● Does post-quantum require hard fork or soft fork? (1:02:27) Releases and release candidates● LND 0.19.0-beta.rc3 (1:07:39) Notable code and documentation changes● Bitcoin Core #31247 (1:07:58) ● LDK #3601 (1:10:14)