Socratic Seminar 68
2026-03-05
Housekeeping
- This meetup is generously sponsored by Presidio Bitcoin, Pubkey, and Bitnomial.
- Questions are encouraged, including basic ones!
- Socratic Seminars are held under the Chatham House Rule: share the information you receive, but do not reveal the identity of who said it.
- For the privacy of other attendees, please refrain from taking photographs of other people without their permission.
- Socratic seminars are best when the moderator can let the conversation flow, so try to keep things concrete and focused.
- The reading list covers Feb 2nd to March 2nd.
Chain Weather Report
Discussion
News, Tweets & Misc
- Allow recovery of MtGox stolen funds (79,956 BTC) — Mark Karpelès (MagicalTux) opens a PR to Bitcoin Core to get his coins back
- Sigbash v2 announced
- Parasite pool mines their first block
- Whitebit produces the first BIP54 compatible block
- Block announces 40% RIF
- Casey proposed P2Q address type
- Increased b-msghand thread utilization due to runestone transactions on 2026-02-17
Blogs
- FIBRE, Resurrected
- localprobe: detect Bitcoin nodes running on the same machine as your (Firefox) browser
bitcoin-dev
Delving Bitcoin
- Bitcoin PIPEs v2
- Introducing UltrafastSecp256k1: A Multi-Architecture Exploration of Secp256k1 Optimizations
- The future of the Bitcoin Core GUI
CVEs and Research
Research
BIPs
- BIP 352: Limiting the number of per-group recipients (K_max)
- BIP 324, 434: Specify p2p v2 one-byte identifier for FEATURE message
- BIP 446: OP_TEMPLATEHASH and BIP Draft: TH+CSFS+IK Bundle
- BIP Proposal: Output Script Descriptor Annotations
- BIP Proposal: Peer Feature Negotation
- BIP Draft: 24 bits for nVersion nonce space instead of 16
- BIP Proposal: Ordinals (closed)
Noteworthy PRs
Bitcoin Core
- p2p: Allow block downloads from peers without snapshot block after assumeutxo validation
- wallet: fix removeprunedfunds bug with conflicting transactions
- mining, ipc: omit dummy extraNonce from coinbase
- mining: Break compatibility with existing IPC mining clients
- mining: add cooldown to createNewBlock() immediately after IBD
- Add a "tx output spender" index
- rpc,net: Add private broadcast RPC
- rpc: add coinbase_tx field to getblock
- build: Embedded ASMap [3/3]: Build binary dump header file