{"id": 3171, "prediction_verbatim": "The futures price of Class III milk will be higher in the next 48h.", "created_at": "2026-04-11 08:53:57", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-13 08:54:33", "chain_hash": "fe0ffb34c0c8bf148359260663c0a0b2bf5fa79d6234febef428ff2a9f5bc0ef", "chain_tx": "5AqiLANPN1sYzUJecPxzjMfdqVKvta5oD6wnbd9zL2534hFmSSsMUAMA2tgCkHyCADnGkEfGKe8xrqsxzzYvfSvg", "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."}