AI that can't lie — and you can check

Resolve a P2P trade dispute (escrow)
3 rival parties: Buyer · Seller · Platform — each with private red lines
One agent pushed "Instant refund, skip evidence"
BLOCKED by a red line — rejected in code, not negotiated away.
Agreed: "Split the escrow (50/50)"
max-min consensus — the least-happy party lifted. No one was betrayed.
sha256 b41b05954802… ✓ verified · tamper-evident · every red line held
parley — provable-fairness for multi-party decisions · self-hosted · no crypto · replay it yourself