Location

Ric and Dawn Duques Hall
GW Business School
22nd Street NW, Room 251
Washington, DC

Agenda

6:00pm - Doors open and social half hour
6:30pm - BitDevs Socratic Seminar
9:00pm - Departure

Socratic Seminar

As a reminder, the ground rules of BitDevs are as follow:

1. No photos, videos, or recordings.
2. Chatham House Rule: you may reiterate the contents of the meeting without attribution.

These rules exist so that BitDevs participants can speak freely within the event.

Questions are encouraged, including basic ones!

News

• The E-Cash App released for Android
  • https://ecash.love/
• Cake wallet releases cupcake signer
  • https://blog.cakewallet.com/meet-cupcake-your-new-secret-weapon-for-crypto-security/
• Further pushes by Google to restrict Android’s openness
  • Android requiring apps to be registered by verified developers
    • https://developer.android.com/developer-verification
• Calyx OS no longer providing updates for the forseeable future
  • https://calyxos.org/news/2025/08/01/a-letter-to-our-community/

Bitcoin Projects

• Bitcoin Core PRs
  • Testnet 4 re-org: https://github.com/bitcoin/bitcoin/pull/31117
  • https://github.com/bitcoin/bitcoin/pull/33106
• Floresta
  • https://github.com/vinteumorg/Floresta

Research

• Garbled Locks for Bitcoin
  • https://eprint.iacr.org/2025/1485
• Cryptography Camp Workbook
  • https://github.com/cryptography-camp/workbook/releases/tag/release_2025.09.09_12-24

Policy

• US Department of Commerce blockchain GDP report
  • https://www.commerce.gov/news/press-releases/2025/08/department-commerce-posts-2nd-quarter-gross-domestic-product-blockchain

Submit suggestions for next meeting!

Issues on Github: https://github.com/dcbitdevs/dcbitdevs.github.io/issues