{"id": 2736, "prediction_verbatim": "Crude oil prices will increase in the next 48h.", "created_at": "2026-04-05 21:44:13", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-07 21:44:42", "chain_hash": "29d28517fc7e253554384611e77580d0b1e27313acec5e64e120dfc1066b5599", "chain_tx": "46TkiGaVkezUSPxpv9Q3MufQkELQnnWhYuq4v2SdtY6AWQ18Wxvou9h2muu7rqweeun9Lij5fkbsVWcQPG2fTFw3", "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."}