Bitcoin Optech: Newsletter #406 Recap

Bitcoin Optech: Newsletter #406 Recap

From Bitcoin Optech Podcast by Bitcoin Optech

May 26, 2026 · 1h 8m

About this episode

The episode discusses the highlights from Bitcoin Optech Newsletter #406, including significant updates and new tools in the Bitcoin ecosystem.

Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Oliver Gugger and 0xB10C to discuss Newsletter #406 . News ● Significant updates to BIP322 Generic Signed Message Format (1:17) ● TCP hole punching for Bitcoin nodes behind NATs (17:39) Changes to services and client software ● Ibis Wallet announced (40:15) ● LDK Server announced (41:10) ● Mempool.space v3.3.0 released (42:06) ● peer-observer P2P monitoring tooling (32:28) Notable code and documentation changes ● Bitcoin Core #29136 (43:27) ● Bitcoin Core #34893 (47:24) ● Bitcoin Core #34860 (48:20) ● Bitcoin Core #31298 (53:52) ● Bitcoin Core #28802 (57:04) ● Eclair #3298 (58:52) ● LDK #4575 (1:02:08) ● LND #10814 (1:03:13) ● Rust Bitcoin #6191 (1:04:35) ● BLIPs #42 (1:06:20)

People in this episode

Hosts: Mark “Murch” Erhardt, Gustavo Flores Echaiz, Mike Schmidt

Guests: Oliver Gugger, 0xB10C

Topics covered

  • BIP322
  • TCP hole punching
  • Ibis Wallet
  • LDK Server
  • Mempool.space
  • Bitcoin Core updates
  • P2P monitoring

Keywords

  • BIP322
  • TCP hole punching
  • Ibis Wallet
  • LDK Server
  • Mempool.space
  • Bitcoin Core
  • P2P monitoring

Mentioned in this episode

Organizations: Ibis Wallet, LDK Server, Mempool.space, Bitcoin Core, Eclair, LDK, LND, Rust Bitcoin, BLIPs

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