Publications
Recent publications from our blog posts and newsletters.
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Bitcoin Optech Newsletter #75
This week’s newsletter describes some recent discussion about the schnorr and taproot proposals, notes the recent update of the proposal formerly known as
OP_CHECKOUTPUTSHASHVERIFYandOP_SECURETHEBAG, links to a proposal to standardize LN watchtowers, and summarizes notable changes to popular Bitcoin infrastructure projects. -
Bitcoin Optech Newsletter #74
This week’s newsletter announces a new major version of Bitcoin Core, provides some updates on Bitcoin and LN developer mailing lists, and describes recent developments in the ongoing schnorr/taproot review. Also included are our regular sections with top-voted questions and answers from the Bitcoin StackExchange and notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #73
This week’s newsletter announces a new minor version release of LND, notes downtime on the development mailing lists, describes some recent updates to Bitcoin services and clients, and summarizes recent changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #72
This week’s newsletter announces a security disclosure affecting some older releases of Bitcoin Core, describes new developments related to taproot, mentions a potential privacy leak related to the LN payment data format, and describes two proposed changes to the LN specification that are under discussion. Also included is our regular section describing notable changes to popular Bitcoin infrastructure projects.
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New Website Feature: Topics Index
Announcement of a new index of topics frequently mentioned on the Optech website with an initial set of 40 topics and a plan to expand that over the next year to 100 topics. -
Bitcoin Optech Newsletter #71
This week’s newsletter requests help testing a Bitcoin Core release candidate, summarizes continued discussion of LN anchor outputs, and describes a proposal for allowing full nodes and lightweight clients to signal support for IP address relay. Also included is our regular section about notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #70
This week’s newsletter announces the latest C-Lightning release, requests help testing a Bitcoin Core release candidate, describes discussions about simplified LN commitments using CPFP carve-out, and summarizes several top-voted questions and answers from the Bitcoin StackExchange.
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Bitcoin Optech Schnorr Taproot Workshop
A self-study course for learning about the schnorr/taproot softfork proposal. -
Bitcoin Optech Newsletter #69
This week’s newsletter requests testing of the C-Lightning and Bitcoin Core release candidates, invites participation in structured review of the taproot proposal, highlights updates to two Bitcoin wallets, and describes a few notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #68
This week’s newsletter announces the newest release of LND, requests testing of release candidates for Bitcoin Core and C-Lightning, relays an update on the taproot proposal, describes a proposed increase in the default LN routing fees, and summarizes three talks from the recent Cryptoeconomic Systems Summit. Also included is our regular section on notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #67
This week’s newsletter requests help testing release candidates for Bitcoin Core and LND, tracks continued discussion about the proposed noinput and anyprevout sighash flags, and describes several notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #66
This week’s newsletter notes a proposed BIP that would allow nodes to implement the Erlay transaction relay protocol, announces full disclosure of vulnerabilities that affected earlier versions of LN implementations, links to a transcript from a recent Optech schnorr and taproot workshop, and includes a field report about some of the technology Bitcoin exchange BTSE uses to conserve block chain space while ensuring the safety of user deposits. We also describe several notable changes to popular Bitcoin infrastructure projects.
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Field Report: Exchange operation using Bitcoin technologies at BTSE
A field report about how BTSE uses Bitcoin technologies to improve their exchange operations. -
Bitcoin Optech Newsletter #65
This week’s newsletter requests feedback on not allowing P2SH-wrapped addresses for taproot, describes proposed changes to script resource limits in tapscript, and mentions a discussion about watchtower storage costs. Also included are a selection of popular questions and answers from the Bitcoin StackExchange and a short list of notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #64
This week’s newsletter summarizes several talks from the Bitcoin Edge Dev++ training sessions and Scaling Bitcoin conference held last week in Tel Aviv. Also included is our regular section on notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #63
This week’s newsletter describes a demo implementation of eltoo and several discussions related to it, requests comments on limiting the normal number of LN gossip updates to one per day, and provides our longest-to-date list of notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #62
This week’s newsletter relays a security announcement for LN implementations, describes a non-interactive coinjoin proposal, and notes a few changes in popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #61
This week’s newsletter asks for comments on the miniscript language, publishes our final bech32 sending support section, includes popular Q&A from the Bitcoin StackExchange, and describes several notable changes to popular Bitcoin infrastructure projects.
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Bitcoin Optech Newsletter #60
This week’s newsletter notes a change to Bitcoin Core’s consensus logic and announces a new feature on the Optech website for tracking technology adoption between different wallets and services. Also included are our regular sections about bech32 sending support and notable changes in popular Bitcoin infrastructure projects.
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Announcing the Compatibility Matrix
Announcing a new compatibility matrix on the Bitcoin Optech website, providing documentation of different wallets' and services' support for scaling technologies.