{"id": 4925, "prediction_verbatim": "Brent crude futures higher by >1.5% within 24h", "created_at": "2026-05-12 10:32:15", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-05-13 10:32:39", "chain_hash": "6fb6e5bdd3d5ac4f6216d10e10d52f636842a8f7997162aae93f6c3985b6ffdc", "chain_tx": "EzpJ5sHoTmZH8whM8WQCE1xD7pEP4n96BR2ShnyncD2eiebczbBB9wK6p3PdMQkwWK1nxVNbuxAbcjqHWXTwMhM", "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."}