{"id": 3613, "prediction_verbatim": "VIX will be slightly lower in 24h.", "created_at": "2026-04-17 03:45:16", "direction": "down", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-18 16:08:35", "chain_hash": "eb9bdef50bea8d086595bbc9f08bd83d5a8ffea2f2ab3457205ab68fc5a137dc", "chain_tx": "VjvFfisMuVX7JPAM2CUShWb2hC9i7qgQxU2rzV8ci6rnfEVLw7NeBF3Z4gm8JFz7FAJCcr9GzaYvzbtAvgKLo6w", "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."}