UPDATE

BitDevs for 9/9/25 has been cancelled. There was a fire in Northeast Minneapolis that is impacting Improving Inc. They have no power and no internet.

Instead we will be meeting at 6pm at Malcolm Yards for a more informal discussion.

Agenda (Canceled)

Bitcoin

• Presidio Bitcoin Quantum Summit Summary
• Taproot Script Path Spends are Quantum secure
• Confidential Script: Emulate soft forks using stateless TEE
• Utreexo BIPS
  • utreexo-accumulator-bip
  • utreexo-p2p-bip
  • utreexo-validation-bip
• Eclipsing Bitcoin Nodes with BGP Interception Attacks
• Sharing Block Templates

Lightning

• Disclosure: LND gossip_timestamp_filter DoS
• Rebuilding the Lightning Network’s Foundations

Misc

• Fedimint on Umbrel
• A survey of bitcoin yield: What’s the opportunity cost of Ark liquidity?
• Not in The Prophecies: Practical Attacks on Nostr
• el-tor