{"id": 5202, "prediction_verbatim": "BTC closes above $78,500 within 48h", "created_at": "2026-05-17 07:04:29", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-19 07:20:17", "chain_hash": "89d7a1146e67dd9e9c20ca6e111fb01ec50c35765f2a7e98ba01b8b04ab1d27f", "chain_tx": "3g87qPAE5XvZizzMhqXq298nnrSYJ8jyCFXtwne19iG3HozDj1x5VDiFKMp2tfjWmK2YSMcjq8vaLQDyUUKKmC11", "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."}