Socratic Seminar 40

May 14, 2025

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Event Time: May 14, 2025 at 22:00 UTC

We will start with introductions, some basic ground rules, and jump into technical discussions. We will cover aspects of the bitcoin protocol, new research developments, recent news, and software developments.

Please note the meeting location at Fidelity Investments near RTP.

Announcements

• no pictures or recordings
• chatham house rules
  • discuss what was said, not who said it
• don't be a jerk
• thank you to our sponsor Fidelity Investments
• introductions

Bitcoin Core

• [bitcoin-dev] Relax OP_RETURN standardness restrictions
  • [Delving Bitcoin] Addressing community concerns and objections...
  • An excellent example of the process of Rough Consensus

Ark

• Second - Ark Liquidity Research
• Ark Labs - Exploring Taproot Assets in Ark

Privacy

• The Evolution of Payjoin
• DahLIAS - first full CISA protocol over secp256k1
  • Jonas Nick twitter announcement

Covenants

• BIP draft: OP_CHECKCONTRACTVERIFY
• How CTV+CSFS improves BitVM bridges
  • Twitter thread
  • Delbrag
• Evolving the Ark protocol using CTV and CSFS

Mining

• Tether is deploying hashrate to OCEAN
• SLICE: Making PPLNS Work for Demand Response

Miscellaneous

• bitcoin-dev mailing list cancelled by Google
  • relevant discussion from the last time this happened
  • it was restored the next day
• CISA Research Paper
• Mempool v3.2.0
• Lopp - A Treatise on Bitcoin Block Space Economics
• Mempool.space - Block Size Report
• BitMEX - Bitcoin’s Duplicate Transactions
• LNBits 1.0 release
• Spark - stablecoins on statechains
• The first ever use of the taproot annex on mainnet is...... 🥁 A dickbutt!
• largest OP_RETURN ever