Bitcoin Optech Podcast

Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Elias Rohrer, Greg Sanders, Antoine Poinsot, Oleksandr Kurbatov, and Nishant Bansal to discuss ⁠Newsletter #429⁠.News● Silent payments for multiparty wallets (41:18) ● CLN self-referential channel announcement DoS disclosure (52:57) ● Bitcoin Core security policy update (24:53) Selected Q&A from Bitcoin Stack Exchange● Why does Bitcoin use both a transaction ID and a witness transaction ID? (1:02:58) ● How to sign a MuSig with Bitcoin Core (1:07:54) ● What changed in Bitcoin P2P protocol version 70017 compared to 70016? (1:09:11) Releases and release candidates● Bitcoin Core 32.1 (35:56) ● Bitcoin Core 31.2 (39:18) ● Bitcoin Core 30.4 (40:42) ● Bitcoin Core 29.5 (40:53) ● Eclair 0.14.6 (1:12:37) ● LND v0.21.5-beta (1:13:36) Notable code and documentation changes● Bitcoin Core #36665 (3:43) ● Bitcoin Core #36667 (14:37) ● Bitcoin Core #36669 (19:02) ● BIPs #2130 (1:15:55) ● Core Lightning #9627 (1:17:33) ● Eclair #3417 (1:19:13) ● Eclair #3416 (1:26:02) ● LDK #5314 (1:28:48) ● LDK #5412 (1:31:27) ● LND #11164 (1:33:28) ● LND #11373 (1:36:17) ● BTCPay Server #7744 (1:38:59)

Gustavo Flores Echaiz and Brandon Black are joined by Adam Gibson, Vincenzo Palazzo, and João Dias to discuss Newsletter #428.News● Trust-minimized exits from a single-issuer layer 2 (1:32) ● Descriptor syntax for hash preimages (18:03) Changes to services and client software● Ibis Wallet v5.0-beta released (26:31) ● Landfall wallet for Lightning mining payouts (28:57) ● rbitcoin 0.8.0 released (38:44) Releases and release candidates● Eclair 0.14.4 (43:18) ● BDK chain 0.23.4 (45:37) ● LND v0.21.5-beta.rc1 (47:09) Notable code and documentation changes● Eclair #3409 (50:16) ● Eclair #3411 (52:20) ● LDK #5126 (55:03) ● LND #10919 (56:19) ● BTCPay Server #7679 (1:01:06) ● BTCPay Server #7684 (1:02:39) ● BDK #2325 (1:04:18) ● BOLTs #1357 (1:07:13) ● BOLTs #1352 (1:10:03)

Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Erick Cestari and Adam Gibson to discuss Newsletter #427.News● Disclosure of two DoS vulnerabilities fixed in Eclair v0.14.1 (0:53) ● Offchain contracts in Lightning channels (12:57) Releases and release candidates● Bitcoin Core 32.0rc4 (43:15) Notable code and documentation changes● Eclair #3396 (49:25) ● Eclair #3399 (53:23) ● Eclair #3395 (57:23) ● Eclair #3401 (59:09) ● LDK #5080 (1:01:03) ● LDK #5087 (1:02:46) ● LND #11068 (1:05:04) ● Rust Bitcoin #6956 (1:07:44) ● BDK #2319 (1:10:22)

Gustavo Flores Echaiz is joined by Clara Shikhelman and Elias Rohrer to discuss ⁠Newsletter #426⁠.News● Dynamic one-byte message type IDs for BIP324 (45:02) ● Discussion of conventions for tagged hash tags in BIPs (49:04) ● Proposal for onchain, private bitcoin transfers with no consensus changes (1:15) Releases and release candidates● Bitcoin Core 32.0rc3 (53:34) ● Core Lightning 26.06.9 (54:38) ● LDK v0.3-rc3 (23:38) ● LDK v0.2.7 (24:33) ● BTCPay Server 2.4.5 (56:55) Notable code and documentation changes● Bitcoin Core #36277 (59:51) ● Bitcoin Core #36365 (1:05:09) ● Bitcoin Core #36338 (1:07:53) ● Bitcoin Core #32895 (1:10:38) ● Core Lightning #9582 (1:12:38) ● Eclair #3390 (1:18:03) ● LDK #5057 (33:00) ● LDK #5042 (35:55) ● LDK #5046 (38:25) ● LDK #5028 (41:43) ● LND #11290 (1:20:41)

Gustavo Flores Echaiz and Brandon Black are joined by Matt Morehouse to discuss ⁠Newsletter #425⁠.News● Disclosure of two DoS vulnerabilities in Eclair (1:01) ● Proposal for wallet label synchronization (15:25) Changing consensus● Continued discussion of PQC output types (21:36) ● Block-wide signature aggregation via SNARKs (27:17) ● Bounds on chain length with BIP54 time warp fixes (35:19) ● Comparing covenant proposals for vaults (39:23) ● Depots for probabilistic Lightning channels (43:18) Releases and release candidates● LND v0.21.4-beta.rc1 (48:40) ● LND v0.20.5-beta.rc1 (50:29) Notable code and documentation changes● Bitcoin Core #29278 (51:55) ● Bitcoin Core #35984 (53:43) ● Bitcoin Core #35301 (56:45) ● Bitcoin Core #36312 (58:51) ● Bitcoin Core #36284 (1:01:59) ● Bitcoin Core #35752 (1:07:47) ● Bitcoin Core #35813 (1:11:46) ● BIPs #2276 (1:13:07) ● LDK #4993 (1:16:39) ● LND #11173 (1:19:40) ● LND #11190 (1:22:12) ● LND #11212 (1:27:37) ● LND #11258 (1:29:58)