{"id": 3654, "prediction_verbatim": "AMZN will close higher in 24h", "created_at": "2026-04-17 17:38:30", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-19 05:38:52", "chain_hash": "5fe01124fed31fdc01080a44f7b7a880a09403068130bc332adde6f5e817982b", "chain_tx": "3jfWa6oi4ZqUp7Yo5wh5ukfkpypkuNT8D7yDzNgAQLmo7kf3FU1koNq7BW9xjhvVhn9r9sKBAMdghzhkF9Hx4QXR", "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."}