{"id": 2686, "prediction_verbatim": "MSFT higher in 48h", "created_at": "2026-04-03 19:55:01", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 20:14:14", "chain_hash": "762046ba808d50f244c57ed3185805b6022fd22ac349dd62614ef0c0cf65f282", "chain_tx": "4EjtYfe8yzyJpHP2GkfHfYhKfYP9cLBxyXNh23yg8u8QkUv7Btak2kVyjM2PVChbCWjCRGdkcuJK67HfotjuPnJf", "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."}