{"id": 5142, "prediction_verbatim": "QQQ lower within 24h", "created_at": "2026-05-15 23:10:48", "direction": "down", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 11:10:54", "chain_hash": "a8ae7e4de95368505cfe8aee482756499adf932082f9bcbfe532df037f07ebdf", "chain_tx": "3D1N7xrgPYCahRbS7BAFpcknkix6kML6xwXReBaR859YvcgkS5kzt3xnWpCvepA74FqdyuiRqyg3gx8qaynrj6Tj", "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."}