{"id": 4400, "prediction_verbatim": "Tech sector (QQQ) closes higher within 48h of 2026-05-02 market open", "created_at": "2026-05-03 18:45:02", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-05 19:10:29", "chain_hash": "b6c70958f97d2a87fa8d9d56c4f86d4bdda9e23fea44e4cdee683dee05f72ae9", "chain_tx": "3uLxM2X8jpySEdBV9hFsAxQuZ3S7RtrP3bmC7yRwb7S2jCKvrG5T1z5Qufpu1CAV8UnQPthhJw4dXuyi7mNsgvdH", "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."}