Bitcoin Optech: Newsletter #340 Recap

Bitcoin Optech: Newsletter #340 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Morehouse, Johan Halseth, Pieter Wuille, Sergi Delgado, Bastien Teinturier, Oleksandr Kurbatov, Antoine Poinsot and Bob McElrath to discuss Newsletter #340.


News

● Channel force closure vulnerability in LDK (2:14)

● Zero-knowledge gossip for LN channel announcements (16:01)

● Discovery of previous research for finding optimal cluster linearization (26:29)

● Erlay update (46:38)

● Tradeoffs in LN ephemeral anchor scripts (1:09:50)

● Emulating OP_RAND (1:30:30)

● Discussion about lowering the minimum transaction relay feerate (1:36:33)


Changing consensus

● Updates to cleanup soft fork proposal (1:43:46)

● Request for a covenant design supporting Braidpool (2:28:59)

● Deterministic transaction selection from a committed mempool (2:04:52)

● Fast difficulty adjustment algorithm for a DAG blockchain (2:19:24)


Releases and release candidates

● BDK Wallet 1.1.0 (2:39:15)

● LND v0.18.5-beta.rc1 (2:39:43)


Notable code and documentation changes

● Bitcoin Core #21590 (38:58)

● Eclair #2983 (1:23:30)

● Eclair #2968 (1:27:53)

● LDK #3556 (2:40:31)

● LND #9456 (2:41:10)

Jaksot(191)

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