{"id": 3797, "prediction_verbatim": "GBP will be lower against USD.", "created_at": "2026-04-19 19:38:57", "direction": null, "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-21 07:41:31", "chain_hash": "8029680bb95714b2cf3a7ad32ca93fe1873a29fba88d4f0de126498fe1847594", "chain_tx": "i1RF1SYmrgzN72SoFeZvSyZQ83WHn4e7DSJS3u2yQPZaWyDcVhqJv66y5xBQ7mi4FA8q25f71ixug3cPopQUXnM", "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."}