{"id": 3920, "prediction_verbatim": "TSLA higher in 24h", "created_at": "2026-04-24 03:09:23", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-25 15:09:46", "chain_hash": "028438c06fda4ef7e99d1f9a8547481695081f38d1ca91ecfe900fff71291c1a", "chain_tx": "3Wz9QV7wQuP8fya26f7qHqexX39GmKhmvfXAnezgsLKG87Q5fUt17A6qzvLS3GsBUuizhcdoudveFWrrJNZjh175", "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."}