Bitcoin Optech: Newsletter #235 Recap

Bitcoin Optech: Newsletter #235 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Valentine Wallace to discuss Newsletter #235.


News

  • Ephemeral anchors compared to `SIGHASH_GROUP` (0:58)
  • Request for proof that an async payment was accepted (12:04)

Selected Q&A from Bitcoin Stack Exchange

  • Bitcoin Core signing keys were removed from repo. What is the new process? (27:53)
  • Why doesn't signet use a unique bech32 prefix? (31:36)
  • Arbitrary data storage in witness? (34:07)
  • Why is the locktime set at transaction level while the sequence is set at input level? (38:35)
  • BLS signatures vs Schnorr (42:30)
  • Why exactly would adding further divisibility to bitcoin require a hard fork? (46:56)

Notable code and documentation changes

  • Bitcoin Core #26325 (55:20)
  • Libsecp256k1 #1192 (57:37)
  • BIPs #1383 (1:00:22)


Episoder(184)

Bitcoin Optech: Newsletter #280 Recap

Bitcoin Optech: Newsletter #280 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Pieter Wuille and Matthew Zipkin to discuss Newsletter #280. News Cluster mempool discussion (0:57) Testing with warnet (32:42) Bitcoin Core ...

7 Des 20231h 2min

Bitcoin Optech: Newsletter #279 Recap

Bitcoin Optech: Newsletter #279 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Lisa Neigut and Bastien Teinturier to discuss Newsletter #279. News Update to the liquidity ads specification (1:00) Selected Q&A from Bitcoin ...

30 Nov 20231h 10min

Bitcoin Optech: Newsletter #278 Recap

Bitcoin Optech: Newsletter #278 Recap

Dave Harding and Mike Schmidt are joined by Bastien Teinturier and Robin Linus to discuss Newsletter #278. News Offers-compatible LN addresses (1:20) Changes to services and client software Bit...

22 Nov 20231h 2min

Bitcoin Optech: Newsletter #277 Recap

Bitcoin Optech: Newsletter #277 Recap

Dave Harding and Mike Schmidt are joined by Gregory Sanders, Antoine Poinsot, and Max Edwards to discuss Newsletter #277. News Eliminating malleability from ephemeral anchor spends (1:54) Field R...

16 Nov 20231h 5min

Bitcoin Optech: Newsletter #276 Recap

Bitcoin Optech: Newsletter #276 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Johan Torås Halseth and Abubakar Ismail to discuss Newsletter #276. News Mailing list hosting (1:05) HTLC aggregation with covenants (5:36) B...

9 Nov 202345min

Bitcoin Optech: Newsletter #275 Recap

Bitcoin Optech: Newsletter #275 Recap

Mark “Murch” Erhardt and Mike Schmidt discuss ⁠Newsletter #275⁠. News Continued discussion about scripting changes (0:40) Releases and release candidates LDK 0.0.118 (14:57) Rust Bitcoin 0.31...

2 Nov 202338min

Bitcoin Optech: Newsletter #274 Recap

Bitcoin Optech: Newsletter #274 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Bastien Teinturier, Fabian Jahr, Ethan Heilman, and Armin Sabouri to discuss Newsletter #274. News Replacement cycling vulnerability against HTLC...

26 Okt 20231h 27min

Bitcoin Optech: Newsletter #273 Recap

Bitcoin Optech: Newsletter #273 Recap

Mark “Murch” Erhardt and Mike Schmidt are joined by Robin Linus and Antoine Poinsot to discuss ⁠Newsletter #273⁠. News Security disclosure of issue affecting LN (1:09) Payments contingent on arbit...

19 Okt 202350min

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