{"id": 4825, "prediction_verbatim": "USD index higher in 48h", "created_at": "2026-05-10 23:47:50", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-13 00:02:32", "chain_hash": "2af8e95a8906c9a852df54cc46e0fcd18902ad024538bb17e8ec0c12851e77a2", "chain_tx": "3GzPQV3akM3LGAuydESUQLZFAjakQetTjYYfdvuALvA8sdJLqCp2Ash9RRjD4anQgaqhViUnZDRZxKpmj8yDwMKo", "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."}