Bitcoin Optech: Newsletter #415 Recap

<p>Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Fabian Jahr, Kruw, and Mojo to discuss <a href="https://bitcoinops.org/en/newsletters/2026/07/24/">⁠Newsletter #415⁠</a>.</p><p><br></p><p><strong>News</strong></p><p>● Draft BIP for full aggregation of BIP340 signatures (1:32) </p><p><br></p><p><strong>Changes to services and client software</strong></p><p>● Wasabi Wallet 2.8.0 released (33:11) </p><p>● Coinswap v0.2.2 released (46:08) </p><p>● Go secp256k1 library announced (1:08:38) </p><p>● ASMap dashboard announced (21:06) </p><p>● Wavelength alpha released (1:10:01) </p><p><br></p><p><strong>Releases and release candidates</strong></p><p>● Core Lightning v26.06.6 (1:13:06) </p><p>● Bitcoin Inquisition 29.4 (1:16:03) </p><p><br></p><p><strong>Notable code and documentation changes</strong></p><p>● Bitcoin Core #35215 (1:17:11) </p><p>● Bitcoin Core #35766 (1:21:16) </p><p>● BIPs #2075 (1:22:44) </p><p>● BIPs #2204 (1:25:46) </p><p>● Core Lightning #8935 (1:28:43) </p><p>● Core Lightning #9324 (1:33:14) </p><p>● libsecp256k1 #1765 (1:35:16) </p><p>● Rust Bitcoin #6317 (1:41:46) </p><p>● BTCPay Server #7457 (1:44:10) </p><p>● BLIPs #71 (1:46:24) </p><p><br></p>