Publications
Recent publications from our blog posts and newsletters.
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Bitcoin Optech Newsletter #212
This week’s newsletter summarizes a discussion about lowering the default minimum transaction relay feerate in Bitcoin Core and other nodes. 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 projects.
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Bitcoin Optech Newsletter #211
This week’s newsletter describes a proposal to allow multiple derivation paths in a single output script descriptor and includes our regular section with summaries of notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #210
This week’s newsletter describes a proposed BIP for creating signed messages for non-legacy addresses and summarizes a discussion about provably burning small amounts of bitcoin for denial of service protection. Also included are our regular sections with popular questions and answers from the Bitcoin Stack Exchange, announcements of new releases and releases candidates, and summaries of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #209
This week’s newsletter summarizes several related discussions about providing a sustainable long term block reward for Bitcoin. Also included are our regular sections with descriptions of new features for clients and services, announcements of new releases and release candidates, and summaries of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #208
This week’s newsletter summarizes discussions about half aggregation of schnorr signatures, a workaround for protocols that can’t reliably use x-only pubkeys, and allowing deliberately slow LN payment forwarding. Also included are our regular sections with the summary of a Bitcoin Core PR Review Club, announcements of releases and relase candidates, and descriptions of notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #207
This week’s newsletter summarizes discussions about long-term block reward funding, alternatives to BIP47 reusable payment codes, options for announcing LN channel splices, LN routing fee collection strategies, and onion message rate limiting. Also included are our regular sections with announcements of new software releases and release candidates, plus summaries of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #206
This week’s newsletter includes our regular sections summarizing popular questions and answers from Bitcoin Stack Exchange, announcing new software releases and release candidates, and describing recent changes to Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #205
This week’s newsletter describes a proposed option for Bitcoin Core that would make it easier to enable transaction replacement even for transactions that don’t opt-in to BIP125, links to information about the Hertzbleed sidechannel vulnerability, summarizes the conclusion of a discussion about time stamping system design, and examines a new anti-sybil protocol that uses Bitcoin UTXOs. Also included are our regular sections with descriptions of interesting new features in Bitcoin clients and services, announcements of new releases and release candidates, and summaries of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #204
This week’s newsletter summarizes continued discussion about adding package relay to the Bitcoin P2P network, shares a summary of the recent LN developers meeting, and describes an argument for how spenders and routing nodes on LN can optimize for both reliability and low fees in a way that benefits both groups. Also included are our regular sections with summaries of recent releases and release candidates plus notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #203
This week’s newsletter includes our regular sections with the summary of a Bitcoin Core PR Review Club meeting, a list of new software releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #202
This week’s newsletter describes experimentation by developers working on silent payments and includes our regular sections with summaries of new releases and release candidates plus notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #201
This week’s newsletter summarizes a draft BIP for package relay and provides an overview of a concern with Miner Extractable Value (MEV) for Bitcoin covenant design. Also included are our regular sections with the summary of top 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 #200
This week’s newsletter summarizes a discussion about the minimum change to Bitcoin’s Script language necessary to enable recursive covenants, examines a revised proposal to add an
OP_TXopcode, and reviews research into adapting output script descriptors for hardware signing devices. Also included are our regular sections with the summary of recent changes to Bitcoin services and clients, new releases and release candidates, and notable changes to popular Bitcoin infrastructure software. Additionally, we celebrate the publication of Optech’s 200th regular newsletter. -
Bitcoin Optech Newsletter #199
This week’s short newsletter summarizes a Bitcoin Core PR Review Club meeting and describes an update to Rust Bitcoin.
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Bitcoin Optech Newsletter #198
This week’s newsletter summarizes a post about implementing MuSig2, relays the responsible disclosure of a security issue affecting some older LN implementations, discusses a proposal for measuring support for consensus changes through transaction signaling, and examines the effect of rate limiting on more bandwidth efficient LN gossiping. Also included are our regular sections summarizing new software releases and release candidates plus notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #197
This week’s newsletter summarizes discussion about activating
OP_CHECKTEMPLATEVERIFYand includes our regular sections highlighting top questions and answers on the Bitcoin Stack Exchange, new software releases and release candidates, and recent changes to popular Bitcoin infrastructure software. -
Bitcoin Optech Newsletter #196
This week’s newsletter summarizes a discussion about allowing quantum-safe key exchange on Bitcoin and includes our regular sections with descriptions of notable changes to services and client software, releases and release candidates, and popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #195
This week’s newsletter describes a protocol for transferring non-bitcoin tokens in Bitcoin transactions and LN payments and links to a proposed BIP for the MuSig2 multisignature protocol. Also included are our regular sections with the summary of a Bitcoin Core PR Review Club meeting, announcements of new software releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #194
This week’s newsletter describes a proposal for delinked reusable addresses, summarizes how the WabiSabi protocol may be used as an enhanced alternative to payjoin, examines a discussion about adding communication standards to the DLC specification, and looks at renewed discussion about updating LN commitment formats. Also included are our regular sections with summaries of new software releases and release candidates plus descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #193
This week’s newsletter describes a proposal for Bitcoin Core to allow replacing transaction witnesses in its mempool and summarizes continued discussion about updating the LN gossip protocol. 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 projects.
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