Bitcoin Optech #272: Specification for OP_TXHASH
This week’s newsletter links to a specification for a proposed OP_TXHASH opcode and includes regular sections summarizing a Bitcoin Core PR Review Club meeting, linking to new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure projects.

Bitcoin Optech newsletter #272 is here. This issue:
- links to a specification for a proposed OP_TXHASH opcode;
- recaps the "Type-safe transaction identifiers" PR Review Meeting;
- Bitcoin Core #27596 and the assumeutxo project;
- Bitcoin Core #28331 and the BIP324 version 2 encrypted P2P transport
project. - "Bitcoin Optech will host an audio recap discussion of this newsletter with
special guests Steven Roose, Gloria Zhao, and James O'Beirne on Twitter
Spaces Thursday at 15:00 UTC. Join us to discuss or ask questions!"