{"id": 4747, "prediction_verbatim": "Crude oil futures (WTI) higher within 48h on supply disruption news flow", "created_at": "2026-05-09 20:11:29", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-11 20:32:18", "chain_hash": "6383b71d26189c3c5a020ea2992c0c815dd1be841c22054010a164740078e92d", "chain_tx": "2zCHggZkHJ75ygZhBGDaU37KBgKB6gTzGG4Prrard9PuBvWjGBp2jLykWbsJx7wnCLuAC1YcPCYEZ56ss98mkWch", "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."}