{"id": 4307, "prediction_verbatim": "10Y Treasury yield closes higher (>4.40%) within 48h as real yields remain the binding constraint", "created_at": "2026-05-01 22:45:33", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 22:45:33", "chain_hash": "55b77a2dcc941da9dd46d7e82d66c236ebfdaa4490abb43853bd36bc0ca96e5b", "chain_tx": "3fNZJTG8xtoFoPaddQEj2WCbNKn811wGA29j4g8AGHcAYkkhV2GSKBDPHXLFpstajmgnLvHZsQP94PThsR9bsYpR", "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."}