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Bitcoin Optech: Newsletter #424 Recap

Bitcoin Optech: Newsletter #424 Recap

Update: 2026-10-01
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Description

Gustavo Flores Echaiz and Mike Schmidt are joined by Ahmet Kurt and Jan B to discuss Newsletter #424.


News

● Proposal for a post-quantum Lightning Network (1:10 )


Selected Q&A from Bitcoin Stack Exchange

● What would be a drawback if sum instead of SHA256 of amounts was used in the taproot signature message? (36:18 )

● Post-BIP110 fork is it necessary to resync from block 0? (39:32 )

● Can a Bitcoin node build a partial UTXO set from only the most recent blocks and use it to validate new transactions? (42:16 )


Releases and release candidates

● Bitcoin Core 32.0rc2 (21:13 )

● Core Lightning 26.06.8 (45:36 )

● LDK v0.3-rc2 (47:15 )


Notable code and documentation changes

● Bitcoin Core #34566 (51:31 )

● BIPs #1951 (54:14 )

● BIPs #2224 (57:45 )

● Core Lightning #9507 (1:02:00 )

● Core Lightning #9508 (1:07:35 )

● Core Lightning #9509 (1:12:02 )

● Core Lightning #9510 (1:16:03 )

● Core Lightning #9513 (1:20:01 )

● LND #11198 (1:21:47 )

● LND #11146 (1:24:15 )

● LND #11132 (1:27:20 )

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Bitcoin Optech: Newsletter #424 Recap

Bitcoin Optech: Newsletter #424 Recap

Bitcoin Optech