Publications
Recent publications from our blog posts and newsletters.
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_TX
opcode, 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.
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.
Bitcoin Optech Newsletter #197
This week’s newsletter summarizes discussion about activating
OP_CHECKTEMPLATEVERIFY
and 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.
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.
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.
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.
Bitcoin Optech Newsletter #192
This week’s newsletter summarizes discussion about the speedy trial soft fork activation mechanism and links to an update of an optimized LN pathfinding algorithm. Also included are our regular sections with descriptions of recent changes to services and client software, announcements of new releases and release candidates, and summaries of notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #191
This week’s newsletter describes proposals to extend or replace Bitcoin Script with new opcodes, summarizes recent discussions about improving RBF policy, and links to continued work on the
OP_CHECKTEMPLATEVERIFY
opcode. Also included is our regular section describing notable changes to popular Bitcoin infrastructure projects.Bitcoin Optech Newsletter #190
This week’s newsletter describes multiple facets of a discussion about how much future soft forks should increase the expressiveness of Bitcoin’s Script and Tapscript languages and summarizes a proposal to charge for bandwidth used relaying onion messages. Also included are our regular sections with the summary of a Bitcoin Core PR Review Club meeting, announcements of new software releases and RCs, and descriptions of notable changes to popular Bitcoin infrastructure projects.
Bitcoin Optech Newsletter #189
This week’s newsletter describes a new proposed
OP_EVICT
opcode and includes our regular sections with summaries of new releases and release candidates and notable changes to popular Bitcoin infrastructure software.Bitcoin Optech Newsletter #188
This week’s newsletter summarizes a discussion about fee bumping and transaction fee sponsorship, describes a proposal for an updated LN gossip wire protocol, and advertises a signet for testing
OP_CHECKTEMPLATEVERIFY
. Also included are our regular sections with selected questions and answers from the Bitcoin Stack Exchange and descriptions of notable changes to popular Bitcoin infrastructure projects.Bitcoin Optech Newsletter #187
This week’s newsletter describes continued discussion about covenants in Bitcoin and includes our regular sections with summaries of changes to services and client software and notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #186
This week’s newsletter describes a discussion about changing relay policy for replace-by-fee transactions and includes 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 projects.
Bitcoin Optech Newsletter #185
This week’s newsletter describes an analysis of the proposed
OP_CHECKTEMPLATEVERIFY
(CTV) opcode’s effect on discreet log contracts and summarizes a discussion about alternative changes to tapscript to enable CTV andSIGHASH_ANYPREVOUT
. Also included are our regular sections with announcements of new releases and notable changes to popular Bitcoin infrastructure software.Bitcoin Optech Newsletter #184
This week’s newsletter describes a proposal to extend PSBTs with fields for spending outputs constructed using a pay-to-contract protocol and includes our regular sections with summaries of top posts from the Bitcoin Stack Exchange and notable changes to popular Bitcoin infrastructure projects.
Bitcoin Optech Newsletter #183
This week’s newsletter shares the announcement of a new legal defense fund for Bitcoin developers and summarizes some recent discussion about the proposed
OP_CHECKTEMPLATEVERIFY
soft fork. Also included are our regular sections with descriptions of some recent changes to services and client software, plus summaries of notable changes to popular Bitcoin infrastructure software.Bitcoin Optech Newsletter #182
This week’s newsletter describes an idea to add accounts to Bitcoin for paying transaction fees and includes our regular sections with the summary of a Bitcoin Core PR Review Club meeting and descriptions of notable changes to popular Bitcoin infrastructure projects.
Bitcoin Optech Newsletter #181
This week’s newsletter describes an alternative proposal to slowly phase in full replace-by-fee and announces a series of meetings to review the proposed
OP_CHECKTEMPLATEVERIFY
soft fork. Also included are our regular sections with announcements of releases and release candidates and summaries of notable changes to popular Bitcoin infrastructure projects.
subscribe via RSS