{"id": 2706, "prediction_verbatim": "QQQ closes lower in 48h as mega-cap breadth deterioration accelerates", "created_at": "2026-04-03 20:40:02", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 20:44:15", "chain_hash": "21fff2132ab3cf3596ecd11b1b5074b4f69d9735cb9d7ecbb8783cf481c538f2", "chain_tx": "4KKqgfcbUMDXz5gdnyZPY9SXqKXVn4t5LHzqaoGGAbV1QJmDTzT7bMqdxBiWMz9FgD9rXL3BdvsScrKHZLRC9RgZ", "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."}