{"id": 5245, "prediction_verbatim": "Oil futures (WTI) trade higher 48h from now", "created_at": "2026-05-18 01:41:11", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-20 01:50:45", "chain_hash": "3eb5ea5cd276b4d9261c897dbbe53a8da012659286660f711469d0ca707ae475", "chain_tx": "cCujZ1vmxJHBxsaqeX9S7GnN4AiofQaQWMEUJSUefzxNAJg4LMEg3aKBEXV5M7BM53rKmqYPSR62d6i2xwfxtXY", "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."}