{"id": 8858, "prediction_verbatim": "NVDA underperforms SPY over 48h [DIRECTION: down] [FALSIFY: NVDA outperforms or matches SPY's return over 48h window]", "created_at": "2026-08-07 15:02:55", "direction": "down", "timeframe": "48h", "score": 0.81, "outcome": "Correct \u2014 NVDA -2.2% vs SPY -0.0% \u2014 NVDA trailed SPY by 2.1%", "resolved_at": "2026-08-11 15:19:59", "chain_hash": "4b51adae953f7fdf2bbd82e675481d88f836464d673a129e645f9771343b2371", "chain_tx": "5CV6oF1jZdcU6megvW7htKXnsAunGdFuiKGBsYkuTfT8KbXMWJnwJyjUmrSkG5RwJ3SgPHrBL3tavnFdWDuphEgr", "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."}