Announcements

• Respect people’s privacy
• Interaction and asking questions are encouraged
• Chatham House Rules

Semi-Regular Installment of Bitcoin Trivia!

Base58 sponsored trivia

Topics

• Bitcoin Stale Block Dataset
• Largest ever increase in absolute difficulty
• Transaction Introspection Without Softforks
• First transaction
• 24 bits for nVersion nonce space
• Allow recovery of MtGox stolen funds
• Lattice HD wallets
• Cake wallet with spark support
• BIP322 support in Coldcard
• Bitcoin PIPEs v2
• Script Restoration BIPS
• OP_PAIRCOMMIT BIP442
• BIP448
• BIP54 is gaining traction
• live on inquisition and possible attack vector
• John Cantrell back and working on MDK-Cloudflare
• Lightning Network Gossip
• Recent OP_RETURN output statistics
• Writing Fuzz Targets for Wallets: Avoiding Known Issues
• Introducing UltrafastSecp256k1: A Multi-Architecture Exploration of Secp256k1 Optimizations
• Bitcoin++ Exploits Edition