{"id": 3608, "prediction_verbatim": "AMZN will exhibit higher than average volatility in the next 24 hours.", "created_at": "2026-04-17 02:45:16", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-18 15:08:40", "chain_hash": "a1d925721c46f5c66f50766a903b3ab9725821c2bd11b4fbc2e3056c490df27c", "chain_tx": "31Enb6jA46UjcbPrVcRqduQqnEjbh2GN2dFEbhxs27SBnAzKzS8fZMbcFRfcci1UpvA3EBbfiuKeCzgUsZA8JuP8", "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."}