{"id": 5410, "prediction_verbatim": "Brent crude lower in 48h (continuation of current slide if deal framework announced; reversal only if negotiations collapse publicly)", "created_at": "2026-05-25 00:59:57", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-27 01:06:36", "chain_hash": "ad579d8d045f581ea2d5cf91f644e529e76d11960b411c461058d11c48acb5a8", "chain_tx": "4RuVCsyXjngRyqMmBV4837Z6YhLDiXgcb3xWCBh9u65Y9rXFWqxSmxoxeuMj8iLdGkRHYhaoSsDCvpsv38WhH2gh", "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."}