{"id": 5059, "prediction_verbatim": "BTC remains below $80,500 within 48h", "created_at": "2026-05-14 16:33:04", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-16 16:41:14", "chain_hash": "f795f59f4a047556c9466e3887774eb632831cd9ab1702a459ece83a7134aef5", "chain_tx": "63tEQQu5EvaLMAzLaEeSCnh9GPHVsB95rcBoJjuGTVPhwvND38BoAysfPYF4dygRRPydBE3uT3tviHS1SUneWo2T", "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."}