{"id": 5760, "prediction_verbatim": "WTI crude remains in $90-96 range over next 48h without fresh supply outage filing", "created_at": "2026-06-02 11:12:28", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-06-04 11:17:23", "chain_hash": "7ec7e6131e3674427535738cfe6145ef86c4b442da52ad1bb026e248d5a80234", "chain_tx": "4F8CmJNy3XL6JMAgQFy9AK4Z7J6HWbEHKmRJfg5h6nFRZuNzfqT5HTuEsrtNue2hRKWLVFUXfQjTBk2YkiekHKsX", "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."}