{"id": 4524, "prediction_verbatim": "NVDA closes lower within 48h as market reprices inference margin compression thesis", "created_at": "2026-05-05 22:40:26", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 22:41:14", "chain_hash": "b011f913325b17c58d38b6d05798474a752bb762b7d96aa9a429861ab5f357b3", "chain_tx": "QGogKQh6rv2GTmYxr2QvATx49UeXzkEtThHyUQYN1AkfZvwtAbHU67UBJydqXJXXrc4nu2yg4NyAVNTwAcaJqeF", "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."}