Publications
Recent publications from our blog posts and newsletters.
-
Bitcoin Optech Newsletter #159
This week’s newsletter includes our regular sections with the best questions and answers of the past month from the Bitcoin Stack Exchange, our latest column about preparing for taproot, a list of new software releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #158
This week’s newsletter describes recent changes to services and client software, discusses why wallets should wait before generating taproot addresses, lists new software releases and release candidates, and summarizes notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #157
This week’s newsletter summarizes a discussion about a proposed new opcode and links to an updated wiki page for tracking bech32m support. Also included are our regular sections with highlights from a Bitcoin Core PR Review Club meeting, suggestions about preparing for taproot, and descriptions of notable changes to popular Bitcoin infrastructure projects.
-
Bitcoin Optech Newsletter #156
This week’s newsletter describes a set of BIPs for output script descriptors, summarizes a proposal to create a set of standards documents for LN protocol extensions and application interoperability, and discusses standardizing support for pre-trusted zero-conf channel opens. Also included are our regular sections describing how to prepare for taproot, releases and release candidates, and notable changes to popular Bitcoin infrastructure projects.
-
Bitcoin Optech Newsletter #155
This week’s newsletter summarizes two proposed BIPs related to wallet support for taproot and includes our regular sections describing selected questions and answers on the Bitcoin Stack Exchange, how to prepare for taproot, and notable changes to popular Bitcoin infrastructure projects.
-
Bitcoin Optech Newsletter #154
This week’s newsletter describes a proposal to allow universal transaction replacement by fee and includes the first post in a new weekly series about preparing for taproot. Also included are our regular sections describing updates to clients and services, new releases and release candidates, and notable changes to popular Bitcoin infrastructure projects.
-
Preparing for taproot
Copies of all published parts of our weekly series on preparing for taproot activation at block 709,632. -
Bitcoin Optech Newsletter #153
This week’s newsletter celebrates the lock-in of the taproot soft fork, describes a draft BIP for improving transaction privacy by varying the fields used to implement anti fee sniping, and features an article about the challenges of combining transaction replacement with payment batching. Also included are our regular sections with announcements of new software releases and release candidates, plus notable changes to popular Bitcoin infrastructure software.
-
Field Report: Using RBF and Additive Batching
"Additive batching" is a scheme whereby additional outputs are included to unconfirmed transactions in the mempool. This field report outlines efforts CardCoins has taken in introducing a reorg and DoS safe implementation of such a scheme in its customer payout workflow. -
Bitcoin Optech Newsletter #152
This week’s newsletter describes a proposal to allow LN nodes to receive payments without keeping their private keys online all the time. 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 #151
This week’s newsletter describes a proposal to change Bitcoin Core’s transaction selection algorithm for miner block templates to slightly increase miner profitability and give fee bumping users more collective leverage. Also included are our regular sections describing software releases and release candidates, plus notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #150
This week’s newsletter announces a change of networks for several IRC channels and celebrates Optech’s 150th newsletter. Also included are our regular sections with popular questions and answers from the Bitcoin Stack Exchange, new software releases and release candidates, and notable changes to popular Bitcoin infrastructure projects.
-
Bitcoin Optech Newsletter #149
This week’s newsletter provides updates on the previously proposed transaction relay reliability workshop and CVE-2021-31876. Also included are our regular sections describing updates to services and client software, new releases and release candidates, and notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #148
This week’s newsletter describes a security disclosure affecting protocols depending on a certain BIP125 opt-in replace by fee behavior and includes 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 #147
This week’s newsletter encourages miners to start signaling for taproot and describes continued discussion about closing lost LN channels using only a wallet seed. Also included are our regular sections with announcements of releases and release candidates, plus notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #146
This week’s newsletter describes a draft specification for LN splicing, announces a workshop about transaction relay security, announces the addition of ECDSA signature adaptor support to libsecp256k1-zkp, and links to proposals to change the BIPs process. Also included are our regular sections with summaries of popular questions and answers from the Bitcoin StackExchange, announcements of software releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #145
This week’s newsletter describes progress on activating taproot, summarizes an update to LN offers to partly address stuck payments, relays a request for feedback on anchor outputs in LND, and announces the public launch of the Sapio smart contract development toolkit. Also included are our regular sections with summaries of changes to popular clients and services, new releases and release candidates, and notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #144
This week’s newsletter summarizes recent progress on code to activate taproot and contains our regular sections with descriptions of a recent Bitcoin Core PR Review Club meeting and notable changes to popular Bitcoin infrastructure software.
-
Bitcoin Optech Newsletter #143
This week’s newsletter contains our regular sections with announcements of new releases and release candidates, plus notable changes to popular Bitcoin infrastructure projects.
-
Bitcoin Optech Newsletter #142
This week’s newsletter describes a paper and a short discussion about probabilistic path selection for LN and includes our regular sections with summaries of popular questions and answers from the Bitcoin StackExchange, release and release candidates, and notable changes to Bitcoin infrastructure software.
subscribe via RSS