{"id": 3547, "prediction_verbatim": "Oil prices will increase slightly in the next 24h.", "created_at": "2026-04-16 09:15:02", "direction": null, "timeframe": "24h", "score": null, "outcome": "Inconclusive - No oil price data available.", "resolved_at": "2026-04-17 10:45:25", "chain_hash": "e0f22a7d024b37282792c48ea367145ce04e02c96ddbb301c141b1980bfba679", "chain_tx": "37hnQkEep91nZUmba1dGd59YLJcC5pxoi1oKAa9s7x2uEuXhhCcc5xHkLkDG5MFrgnroZSPBQV7UCkx2twXaD8Qb", "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."}