{"id": 5143, "prediction_verbatim": "SPY lower within 48h", "created_at": "2026-05-15 23:10:49", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 23:11:27", "chain_hash": "877f3149125b5e670540acdd470240fbbf615e76c862b2c34f0b81e01f336089", "chain_tx": "4PW44oWC6hKWWq759t5HzK52dFGpT8GJLQfRcmKB5dcUkoUBegaqU3qAYNGRQyiqxfuPef4kNqARhLpMUEpuFcof", "verify": "sha256(f'{prediction_verbatim}|{created_at}|{id}') must equal chain_hash, and the Solana tx memo must read 'workshop:pred:<id>:<chain_hash>' with a timestamp BEFORE resolved_at. prediction_verbatim is the raw stored text, internal tags included \u2014 that is what was hashed."}