{"id": 2369, "prediction_verbatim": "TSLA IV rank increases >5% in 48h", "created_at": "2026-04-03 07:47:44", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 08:01:19", "chain_hash": "52702056ccccd8112120d589949b4ca93bbc7eb1367cda1e15f62a09c79755e7", "chain_tx": "2fE5sm3HvBkGEBnk7mKfRQR9AKqyc3AZurfFsoxbmDbBDJqNc7Z9gvnJptSoGZuF4EFW1H66dXGHuK8eXxLXQk4p", "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."}