{"id": 3247, "prediction_verbatim": "Brent Crude Oil price higher in 24h", "created_at": "2026-04-12 14:54:20", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-13 14:54:30", "chain_hash": "915712e0124bb52d5ebb2d35c7f718113addf8c5e752878e618d711a0f9bb2a4", "chain_tx": "3Kiecue8cTCiE1cqCvAQoVhkynj8SjPfANiZRjoYGszv48hmPAWYCSKjj5zHbsWAckUMxEjSn1sQrq2CrKSJZQmg", "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."}