{"id": 4202, "prediction_verbatim": "XLK (Technology Select Sector SPDR) closes higher on 2026-04-30 or 2026-05-01", "created_at": "2026-04-30 03:39:24", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-02 03:45:46", "chain_hash": "e265343ab5cdd353de6be462e9cdc5c9dfaf369358c66fa35e610cee1be5f727", "chain_tx": "JrYSTKd5Q4uoqwr8crRy57KSmRTdNfp35eDL9oJU22J8m9Tg7w22XBQd3BRNp4UPwsCLwz5UBcfjH6skyxh8DSw", "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."}