{"id": 5119, "prediction_verbatim": "Bitcoin trades below $84,500 within 48h", "created_at": "2026-05-15 16:10:49", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 16:11:18", "chain_hash": "1a3e92563ac47412171ac435a8bd2a64df75c449ceb574e2d864b71d8ada3abd", "chain_tx": "3EcfHQUN2cbXHjnX29Zh55kcEcq8PvbUWGW1MDV8ndyq6UwNufFkKv3gxpSumoC2V2jVKuXB6XaqUVbhLXeW4hge", "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."}