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Podcast: add 368 recap
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_posts/en/newsletters/2025-08-22-newsletter.md

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@@ -52,7 +52,7 @@ changes to popular Bitcoin infrastructure software.
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minisketch] (allowing much larger templates to be shared efficiently),
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and using Golomb-Rice [encoding][wuille templgr] on the templates
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similar to [compact block filters][topic compact block filters] (an
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estimated 25% efficiency).
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estimated 25% efficiency). {% assign timestamp="0:30" %}
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- **Trusted delegation of script evaluation:** Josh Doman [posted][doman
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tee] to Delving Bitcoin about a library he's written that uses a
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TEE.
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The library is designed for use with the Amazon Web Services (AWS)
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Nitro enclave.
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Nitro enclave. {% assign timestamp="28:07" %}
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## Changes to services and client software
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- **ZEUS v0.11.3 released:**
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The [v0.11.3][zeus v0.11.3] release includes improvements to peer
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management, [BOLT12][topic offers], and [submarine swap][topic submarine swaps]
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features.
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features. {% assign timestamp="33:07" %}
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- **Rust Utreexo resources:**
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Abdelhamid Bakhta [posted][abdel tweet] Rust-based resources for
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[Utreexo][topic utreexo], including interactive [educational
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materials][rustreexo webapp] and [WASM bindings][rustreexo wasm].
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materials][rustreexo webapp] and [WASM bindings][rustreexo wasm]. {% assign timestamp="33:25" %}
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- **Peer-observer tooling and call to action:**
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0xB10C [posted][b10c blog] about the motivation, architecture, code,
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supporting libraries, and findings of his [peer-observer][peer-observer
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github] project. He seeks to build "A loose, decentralized group of people who
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share the interest of monitoring the Bitcoin Network. A collective to enable
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sharing of ideas, discussion, data, tools, insights, and more."
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sharing of ideas, discussion, data, tools, insights, and more." {% assign timestamp="34:11" %}
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- **Bitcoin Core Kernel-based node announced:**
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Bitcoin backbone was [announced][bitcoin backbone] as a demonstration of using
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the [Bitcoin Core Kernel][kernel blog] library as the foundation of a Bitcoin node.
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the [Bitcoin Core Kernel][kernel blog] library as the foundation of a Bitcoin node. {% assign timestamp="37:22" %}
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- **SimplicityHL released:**
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[SimplicityHL][simplcityhl github] is a Rust-like programming language that
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compiles to the lower-level [Simplicity][simplicity] language [recently
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activated][simplicity post] on Liquid. For further reading, see the [related
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Delving thread][simplicityhl delving].
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Delving thread][simplicityhl delving]. {% assign timestamp="38:23" %}
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- **LSP plugin for BTCPay Server:**
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The [LSP plugin][lsp btcpay github] implements client-side features of
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[BLIP51][], the specification for inbound channels, into BTCPay Server.
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[BLIP51][], the specification for inbound channels, into BTCPay Server. {% assign timestamp="39:17" %}
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- **Proto mining hardware and software announced:**
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Proto [announced][proto blog] new Bitcoin mining hardware and open source
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mining software, built with previous [community feedback][news260 mdk].
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mining software, built with previous [community feedback][news260 mdk]. {% assign timestamp="39:42" %}
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- **Oracle resolution demo using CSFS:**
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Abdelhamid Bakhta [posted][abdel tweet2] a demonstration of an oracle using
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[CSFS][topic op_checksigfromstack], nostr, and MutinyNet to sign an
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attestation of an event's outcome.
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attestation of an event's outcome. {% assign timestamp="40:46" %}
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- **Relai adds taproot support:**
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Relai added support for sending to [taproot][topic taproot] addresses.
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Relai added support for sending to [taproot][topic taproot] addresses. {% assign timestamp="41:11" %}
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## Releases and release candidates
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- [LND v0.19.3-beta][] is a release for a maintenance
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version for this popular LN node implementation containing "important
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bug fixes". Most notably, "an optional migration [...] lowers disk
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and memory requirements for nodes significantly."
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and memory requirements for nodes significantly." {% assign timestamp="43:09" %}
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- [Bitcoin Core 29.1rc1][] is a release candidate for a maintenance
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version of the predominant full node software.
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version of the predominant full node software. {% assign timestamp="43:29" %}
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- [Core Lightning v25.09rc2][] is a release candidate for a new major
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version of this popular LN node implementation.
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version of this popular LN node implementation. {% assign timestamp="43:55" %}
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## Notable code and documentation changes
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following RPCs: `createrawtransaction`, `createpsbt`, `send`, `sendall`, and
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`walletcreatefundedpsbt`. The wallet enforces the TRUC transaction
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restrictions for weight limit, sibling conflict, and incompatibility between
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unconfirmed TRUC and non-TRUC transactions.
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unconfirmed TRUC and non-TRUC transactions. {% assign timestamp="44:33" %}
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- [Bitcoin Core #33106][] lowers the default `blockmintxfee` to 1 sat/kvB (the
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minimum possible), and the default [`minrelaytxfee`][topic default minimum
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expected to be lowered in a future version. The motivations for this change
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range from considerable growth in the number of blocks mined with sub 1 sat/vB
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transactions and the number of pools mining these transactions to an increase
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in the Bitcoin exchange rate.
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in the Bitcoin exchange rate. {% assign timestamp="46:57" %}
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- [Core Lightning #8467][] extends `xpay` (see [Newsletter #330][news330 xpay])
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by adding support for paying [BIP353][] Human Readable Names (HRN) (e.g.
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[email protected]) and enabling it to pay [BOLT12 offers][topic offers]
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directly, removing the need to run the `fetchinvoice` command first. Under the
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hood, `xpay` fetches the payment instructions using the `fetchbip353` RPC
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command from the `cln-bip353` plugin introduced in [Core Lightning #8362][].
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command from the `cln-bip353` plugin introduced in [Core Lightning #8362][]. {% assign timestamp="1:02:49" %}
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- [Core Lightning #8354][] starts publishing `pay_part_start` and `pay_part_end`
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event notifications for the status of specific payment parts sent with
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[MPP][topic multipath payments]. The `pay_part_end` notification indicates the
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duration of the payment and whether it was successful or failed. If the
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payment fails, an error message is provided and, if the error onion isn’t
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corrupted, additional information on the failure is given, such as the source
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of the error and the failure code.
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of the error and the failure code. {% assign timestamp="1:03:26" %}
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- [Eclair #3103][] introduces support for [simple taproot channels][topic simple
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taproot channels], leveraging [MuSig2][topic musig] scriptless
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transactions. This PR also includes support for [dual funding][topic dual
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funding] and [splicing][topic splicing] in simple taproot channels, and
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enables [channel commitment upgrades][topic channel commitment upgrades] to
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the new taproot format during a splice transaction.
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the new taproot format during a splice transaction. {% assign timestamp="1:04:07" %}
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- [Eclair #3134][] replaces the penalty weight multiplier for stuck
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[HTLCs][topic htlc] with the [CLTV expiry delta][topic cltv expiry delta] when
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HTLC will tie up liquidity. To mitigate the outsized penalty of stuck HTLCs
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with a maximum CLTV expiry delta, this PR adjusts the reputation decay
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parameter (`half-life`) from 15 to 30 days and the stuck payment threshold
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(`max-relay-duration`) from 12 seconds to 5 minutes.
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(`max-relay-duration`) from 12 seconds to 5 minutes. {% assign timestamp="1:04:43" %}
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- [LDK #3897][] extends its [peer storage][topic peer storage] implementation by
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detecting lost channel state during backup retrieval, by deserializing the
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peer’s copy and comparing it to the local state.
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peer’s copy and comparing it to the local state. {% assign timestamp="1:05:56" %}
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{% include snippets/recap-ad.md when="2025-08-26 16:30" %}
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{% include references.md %}
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---
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title: 'Bitcoin Optech Newsletter #368 Recap Podcast'
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permalink: /en/podcast/2025/08/26/
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reference: /en/newsletters/2025/08/22/
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name: 2025-08-26-recap
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slug: 2025-08-26-recap
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type: podcast
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layout: podcast-episode
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lang: en
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---
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Mark “Murch” Erhardt and Mike Schmidt discuss [Newsletter #368]({{page.reference}}).
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{% include functions/podcast-links.md %}
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{% include functions/podcast-player.md url="https://d3ctxlq1ktw2nl.cloudfront.net/staging/2025-8-8/407136571-44100-2-6635c69c8e92b.m4a" %}
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{% include newsletter-references.md %}
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## Transcription
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_transcription coming soon_
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{% include references.md %}

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