Publications
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Newsletters: a weekly summary of news about Bitcoin and LN development.
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Blog posts: Occasional updates and reference material from the Optech team.
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Podcast Episodes: Audio discussions of our newsletters.
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Bitcoin Optech Newsletter #279 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Lisa Neigut and Bastien Teinturier to discuss Newsletter #279.
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Bitcoin Optech Newsletter #279
This week’s newsletter summarizes an update to the liquidity advertisements specification. Also included are our regular sections with selected questions and answers from the Bitcoin Stack Exchange, announcements of new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #278 Recap Podcast
Dave Harding and Mike Schmidt are joined by Bastien Teinturier and Robin Linus to discuss Newsletter #278.
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Bitcoin Optech Newsletter #278
This week’s newsletter describes a proposal to allow retrieval of LN offers using specific DNS addresses similar to lightning addresses. Also included are our regular sections summarizing changes to services and client software, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #277 Recap Podcast
Dave Harding and Mike Schmidt are joined by Gregory Sanders, Antoine Poinsot, and Max Edwards to discuss Newsletter #277.
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Bitcoin Optech Newsletter #277
This week’s newsletter describes an update to the proposal for ephemeral anchors and provides a contributed field report about miniscript from a developer working at Wizardsardine. Also included are our regular sections announcing new software releases and release candidates and summarizing notable changes to popular Bitcoin infrastructure projects.
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Field Report: A Miniscript Journey
This field report outlines miniscript's ecosystem adoption from the perspective of Wizardsardine. -
Bitcoin Optech Newsletter #276 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Johan Torås Halseth and Abubakar Ismail to discuss Newsletter #276.
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Bitcoin Optech Newsletter #276
This week’s newsletter announces an upcoming change to the Bitcoin-Dev mailing list and briefly summarizes a proposal to allow aggregating multiple HTLCs together. Also included are our regular sections with the summary of a Bitcoin Core PR Review Club, announcements of new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #275 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #275.
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Bitcoin Optech Newsletter #275
This week’s newsletter follows up on several recent discussions about proposed changes to Bitcoin’s scripting language. Also included are our regular sections announcing new releases and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #274 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Bastien Teinturier, Fabian Jahr, Ethan Heilman, and Armin Sabouri to discuss Newsletter #274.
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Bitcoin Optech Newsletter #274
This week’s newsletter describes the replacement cycling attack against HTLCs used in LN and other systems, examines the mitigations deployed for the attack, and summarizes several proposals for additional mitigations. Also described are a notable bug affecting a Bitcoin Core RPC, research into covenants with minimal changes to Bitcoin Script, and a proposed BIP for an
OP_CATopcode. Also included is our regular monthly section with summaries of popular questions and answers from the Bitcoin Stack Exchange. -
Bitcoin Optech Newsletter #273 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Robin Linus and Antoine Poinsot to discuss Newsletter #273.
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Bitcoin Optech Newsletter #273
This week’s newsletter briefly mentions a recent security disclosure affecting LN users, describes a paper about making payments contingent on the result of running arbitrary programs, and announces a proposed BIP to add fields to PSBTs for MuSig2. Also included are our regular sections that summarize improvements to clients and services, announce new releases and release candidates, and describe notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #272 Recap Podcast
Mike Schmidt is joined by Steven Roose and Gloria Zhao to discuss Newsletter #272.
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Bitcoin Optech Newsletter #272
This week’s newsletter links to a specification for a proposed
OP_TXHASHopcode and includes our regular sections summarizing a Bitcoin Core PR Review Club meeting, linking to new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure projects. -
Bitcoin Optech Newsletter #271 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Gijs van Dam and Dave Harding to discuss Newsletter #271.
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Bitcoin Optech Newsletter #271
This week’s newsletter summarizes a proposal for remotely controlling LN nodes using a hardware signing device, describes privacy-focused research and code for allowing LN forwarding nodes to dynamically split LN payments, and looks at a proposal for improving LN liquidity by allowing groups of forwarding nodes to pool funds separately from their normal channels. Also included are our regular sections announcing new releases and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #270 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Anthony Towns to discuss Newsletter #270.
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