Bitcoin Optech: Newsletter #351 Recap

Bitcoin Optech: Newsletter #351 Recap

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)

Episoder(184)

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Bitcoin Optech: Newsletter #350 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Niklas Gögge to discuss ⁠Newsletter #350⁠.Changes to services and client software● Bitcoin Knots version 28.1.knots20250305 released (11:26) ● PSBTv...

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Bitcoin Optech: Newsletter #349 Recap

Bitcoin Optech: Newsletter #349 Recap

Mark “Murch” Erhardt and Dave Harding are joined by Sebastian Falbesoner, Ruben Somsen, and Abubakar Sadiq Ismail to discuss ⁠Newsletter #349⁠.News● SwiftSync speedup for initial block download (0:34)...

22 Apr 202558min

Bitcoin Optech: Newsletter #348 Recap

Bitcoin Optech: Newsletter #348 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Jonas Nick, Jameson Lopp, Steven Roose, Gregory Sanders, and Salvatore Ingala to discuss ⁠Newsletter #348⁠.News● Educational and experimental-based ...

21 Apr 20252h 18min

Bitcoin Optech: Newsletter #347 Recap

Bitcoin Optech: Newsletter #347 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Sjors Provoost and Antoine Poinsot to discuss ⁠Newsletter #347⁠.News● LN upfront and hold fees using burnable outputs (0:54) ● Discussion of testnet...

1 Apr 20251h 17min

Bitcoin Optech: Newsletter #346 Recap

Bitcoin Optech: Newsletter #346 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Morehouse, Yong Yu, Alejandro De La Torre, Jan B, and Marco De Leon to discuss ⁠Newsletter #346⁠.News● Discussion of LND's dynamic feerate adju...

26 Mar 20251h 21min

Bitcoin Optech: Newsletter #345 Recap

Bitcoin Optech: Newsletter #345 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Sindura Saraswathi, Christian Kümmerle, and Stéphan Vuylsteke to discuss Newsletter #345.News● P2P traffic analysis (1:35) ● Research into single-pa...

24 Mar 202554min

Bitcoin Optech: Newsletter #344 Recap

Bitcoin Optech: Newsletter #344 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Morehouse, Matt Corallo, and Hunter Beast to discuss Newsletter #344.News● Disclosure of fixed LND vulnerability allowing theft (0:57) ● Discus...

11 Mar 20251h 21min

Bitcoin Optech: Newsletter #343 Recap

Bitcoin Optech: Newsletter #343 Recap

Dave Harding and Mike Schmidt discuss Newsletter #343.

4 Mar 202554min

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