{"id": 4299, "prediction_verbatim": "TILE trades higher on 2026-05-07 (day before earnings)", "created_at": "2026-05-01 20:45:34", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 21:07:59", "chain_hash": "86badf8a7938e617e80558a29ffb803ad586821d1094b1c16a4f7ac305f34807", "chain_tx": "4L21fRzNcDDmruMZ57qq6fEnAQtRUfFUweiUwwU7wGW8g65VJYaDxNRK4wKGwdm7RmwMNm78Z5vPaT6icuW7RHze", "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."}