{"id": 4283, "prediction_verbatim": "10Y-2Y yield spread narrows <45 bps within 48h as market reprices soft landing odds downward in response to commodity cooling and tariff clarity", "created_at": "2026-05-01 15:39:46", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 15:45:10", "chain_hash": "4d18fd9c370cf7e66af81fc0227e217b2f9742de43e8a293ea8814fae0706449", "chain_tx": "3NDYM7u1bxdu1Gi5PpaQLhEa4BvR5oMqtkHYmYa79rW4iyDuzuRzT4SYcnY36TT9UB7Aw2VEUC5ANybHMWY8sgCf", "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."}