Bitcoin Optech Podcast

Mark “Murch” Erhardt and Mike Schmidt are joined by Craig Raw to discuss  Newsletter #215 . News Wallet label export format (1:00) Selected Q&A from Bitcoin Stack Exchange Why isn't it possible to add an OP_RETURN commitment (or some arbitrary script) inside a taproot script path with a descriptor? (23:12) Why does Bitcoin Core rebroadcast transactions? (24:56) When did Bitcoin Core deprec...

Mark “Murch” Erhardt and Mike Schmidt are joined by Antoine Riard and Rodolfo Novak to discuss  Newsletter #214 . News Overview of channel jamming attacks and mitigations (28:08) Updated silent payments PR (2:00) Changes to services and client software Purse.io adds Lightning support (10:05) Proof of concept coinjoin implementation joinstr (12:14) Coldcard firmware 5.0.6 released (14:48) Nunchuk a...

Mark “Murch” Erhardt and Mike Schmidt are joined by Lloyd Fournier to discuss  Newsletter #213 . News Using Bitcoin-compatible BLS signatures for DLCs (1:59) Releases and release candidates Rust Bitcoin 0.29 (40:47) Core Lightning 0.12.0rc2 (43:02) Notable code and documentation changes Bitcoin Core #23480 (43:19) Bitcoin Core #22751 (44:50) Eclair #2273 (47:34) Eclair #2361 (50:27) LND #6810 (52:...

Mark “Murch” Erhardt and Mike Schmidt are joined by Peter Todd, Larry Ruane, and Gloria Zhao to discuss  Newsletter #212 . News Lowering the default minimum transaction relay feerate (2:30) Bitcoin Core PR Review Club Decouple validation cache initialization from ArgsManager (31:25) Notable code and documentation changes Bitcoin Core #25610 (45:50) Bitcoin Core #24584 (49:27) Core Lightning #5071...

Mark “Murch” Erhardt and Mike Schmidt are joined by Andrew Chow and Rodolfo Novak to discuss  Newsletter #211 . News Multiple derivation path descriptors (0:52) Notable code and documentation changes Core Lightning #5441 (23:26) Eclair #2253 (24:33) LDK #1519 (26:40) Rust Bitcoin #994 (29:37) Rust Bitcoin #1088 (32:50)

Mark “Murch” Erhardt and Mike Schmidt are joined by Ruben Somsen to discuss  Newsletter #210 . News Multiformat single-sig message signing (2:05) Proof of micro-burn (9:43) Selected Q&A from Bitcoin Stack Exchange Why do invalid signatures in `OP_CHECKSIGADD` not push to the stack? (30:41) What are packages in Bitcoin Core and what is their use case? (34:17) How much blockspace would it take t...