{"id": 4777, "prediction_verbatim": "IYT (airline ETF) closes lower within 48h", "created_at": "2026-05-10 06:41:31", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-12 07:02:21", "chain_hash": "8125dfaf7b42909f644eace690b531ff204955a98293ed96e89004f0b414956b", "chain_tx": "TAAfYLvTLNNHzmgxrkNmfNGA2SaudXiERGXaPFgM9HPJeqLidPRkMFcWwYyVLE7DG1N7Rhgou2WAu65dqM2z328", "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."}