Peter O'Brien @peterob

💸CAST is infrastructure for verifying commercial commitments before money moves. 🔧 Product: cast.digitalfinancehq.com 🦮 Field Guide: docs.cast.digitalfinancehq.com ❔Question: What should be required before money moves: approval, policy, or cryptographic proof?

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Peter O'Brien @peterob

2 months ago

Most payment systems ask you to trust the system. We're exploring a different model: Trust the proof. In this example, a counterparty confirms payment instructions, signs the event, and anyone can independently recompute the hash and verify the signature. ❌ No special access. ❌ No privileged database. ❌ No "trust us." ✅ Just evidence. As AI agents begin approving invoices, negotiating purchases, and moving money, verification may become more important than automation. 💸CAST is infrastructure for verifying commercial commitments before money moves. ❔Question: What should be required before money moves: approval, policy, or cryptographic proof?

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Peter O'Brien @peterob

2 months ago

👉Check out CAST: cast.digitalfinancehq.com 📜Full manifesto (Field Guide): docs.cast.digitalfinancehq.com What do you think — does crypto proof win the trust war for AI agents? LMK 👇 #AgenticFinance #Fintech #CryptoProof #AICanPay

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Peter O'Brien @peterob

2 months ago

🧠 AI agents are about to buy, approve, and move real money at machine speed. The trillion-dollar question: what becomes the system of trust — software, policy, or cryptographic proof? CAST is the Verifier in action. Verification is the invariant. Everything else sits on top. ⛓️One cryptographically bound record. Immutable lineage hashes. Tamper-evident proof that travels with every transaction. → Unilateral fraud — BEC ($2.9B/yr), fake invoices, bank-change — eliminated. Collusion becomes documented and detectable. → Audits become a 5-second hash check. → Verification cost collapses to near zero. Today it's crushing high-risk AP. Tomorrow it's the settlement layer for the agentic economy.

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Peter O'Brien @peterob

2 months ago

Great listen

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Brian Armstrong @brian_armstrong

2 months ago

The agentic economy will be larger than the human economy. And it’s happening on Base.

Base @base

3 months ago

Base + USDC The agentic lineup

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Marc Andreessen 🇺🇸 @pmarca

3 months ago

Also true!

Riley Brown @rileybrown

3 months ago

Proximity to SF doesn't matter if you use Twitter Correctly. X.com is 2 months ahead of SV/founders/eng (if you curate your feed correctly and are in the right group chats)