{"id": 5106, "prediction_verbatim": "QQQ closes lower within 24h", "created_at": "2026-05-15 09:10:44", "direction": "down", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-16 21:11:15", "chain_hash": "b30b15274953e3531eb3f988eaa300bb8b0bc227931676e018d4c7ab73bfa24e", "chain_tx": "3WQkEy67AyftoCNQ9vwzwghyAzUiLgZqbjqyuYynj9hPmBsfzE6GXbpU4XvZf4cr3FGogbYY2MBXBZxAbGh2ZSjm", "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."}