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.
Bitcoin Optech Newsletter #299 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Gregory Sanders to discuss Newsletter #299.
Bitcoin Optech Newsletter #299
This week’s newsletter describes a proposal to relay weak blocks to improve compact block performance in a network with multiple divergent mempool policies and announces the addition of five BIP editors. Also included are our regular sections with selected questions and answers from the Bitcoin Stack Exchange, announcements of new releases and release candidates, and summaries of notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #298 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt discuss Newsletter #298.
Bitcoin Optech Newsletter #298
This week’s newsletter summarizes an analysis of how a node with cluster mempool behaved when tested with all transactions seen on the network in 2023. Also included are our regular sections describing recent updates to clients and services, announcing new releases and release candidates, and summarizing notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #297 Recap Podcast
Dave Harding and Mike Schmidt are joined by Kulpreet Singh, Chris Stewart, Jameson Lopp, and Joost Jager to discuss Newsletter #297.
Bitcoin Optech Newsletter #297
This week’s newsletter announces a new domain-specific language for experimenting with contract protocols, summarizes a discussion about modifying BIP editor responsibilities, and describes proposals to reset and modify testnet. Also included are our regular sections with the summary of a Bitcoin Core PR Review Club meeting, announcements of new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #296 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Antoine Poinsot to discuss Newsletter #296.
Bitcoin Optech Newsletter #296
This week’s newsletter summarizes discussion about a new push for a consensus cleanup soft fork and announces a plan to choose additional BIP editors by the end of the week. Also included are our regular sections announcing new releases and describing changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #295 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding, Peter Todd, Abubakar Sadiq Ismail, David Gumberg, and Jeffrey Czyz to discuss Newsletter #295.
Bitcoin Optech Newsletter #295
This week’s newsletter announces the disclosure of a bandwidth-wasting attack affecting Bitcoin Core and related nodes, describes several improvements to the idea for transaction fee sponsorship, and summarizes a discussion about using live mempool data to improve Bitcoin Core’s feerate estimation. Also included are our regular sections with selected questions and answers from the Bitcoin Stack Exchange, announcements of new releases and release candidates, and notable changes to popular Bitcoin infrastructure projects.
Bitcoin Optech Newsletter #294 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Sebastian Falbesoner, Anthony Towns, and Russell O’Connor to discuss Newsletter #294.
Bitcoin Optech Newsletter #294
This week’s newsletter announces a project to create a BIP324 proxy for light clients and summarizes discussion about a proposed BTC Lisp language. Also included are our regular sections describing recent changes to clients and services, announcing new releases and release candidates, and summarizing notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #293 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by ZmnSCPxj, Anthony Towns, and Armin Sabouri to discuss Newsletter #293.
Bitcoin Optech Newsletter #293
This week’s newsletter summarizes a post about trustless onchain betting for potential soft forks and links to a detailed overview of Chia Lisp for Bitcoiners. Also included are our regular sections summarizing a Bitcoin Core PR Review Club meeting, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #292 Recap Podcast
Mark “Murch” Erhardt and Dave Harding are joined by Josie Baker, Salvatore Ingala, and Fabian Jahr to discuss Newsletter #292.
Bitcoin Optech Newsletter #292
This week’s newsletter summarizes a discussion about updating the specification for BIP21
bitcoin:
URIs, describes a proposal to manage multiple concurrent MuSig2 signing sessions with a minimum of state, links to a thread about adding editors for the BIPs repository, and discusses a set of tools that allow quickly porting the Bitcoin Core GitHub project to a self-hosted GitLab project. Also included are our regular sections announcing new releases and release candidates and summarizing recent changes to popular Bitcoin infrastructure software.Bitcoin Optech Newsletter #291 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Richard Myers, Rijndael, Luke Dashjr, and Jason Hughes to discuss Newsletter #291.
Bitcoin Optech Newsletter #291
This week’s newsletter describes a proposed contract for trustless miner feerate futures, links to a coin selection algorithm for LN nodes providing dual funding liquidity, details a prototype for a vault using
OP_CAT
, and discusses sending and receiving ecash using LN and ZKCPs. Also included are our regular sections summarizing popular questions and answers from the Bitcoin Stack Exchange, announcing new releases and release candidates, and describing recent changes to popular Bitcoin infrastructure projects.Bitcoin Optech Newsletter #290 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Gloria Zhao, callebtc, Chris Stewart, Fabian Jahr, and Pierre Corbin to discuss Newsletter #290.
Bitcoin Optech Newsletter #290
This week’s newsletter describes a proposal for providing DNS-based human-readable Bitcoin payment instructions, summarizes a post with thoughts about mempool incentive compatibility, links to a thread discussing the design of Cashu and other ecash systems, briefly looks at continuing discussion about 64-bit arithmetic in Bitcoin scripts (including a specification for a previously proposed opcode), and gives an overview of an improved reproducible ASMap creation process. Also included are our regular sections describing updates to clients and services, new releases and release candidates, and notable changes to popular Bitcoin infrastructure software.
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