{"id": 8438, "prediction_verbatim": "NVDA outperforms SPY over 48h [DIRECTION: up] [FALSIFY: NVDA underperforms or matches SPY price action over the 48h window]", "created_at": "2026-07-30 03:07:21", "direction": "up", "timeframe": "48h", "score": 0.86, "outcome": "Correct \u2014 NVDA +5.7% vs SPY +2.4% \u2014 NVDA beat SPY by 3.2%", "resolved_at": "2026-08-03 03:49:45", "chain_hash": "ac29c617ba784b83aca91ead918713e5755a092bcbf1415630c3412e67818ceb", "chain_tx": "2Rb4tZoJ3BPXTXBThxJd66EB8FVreGmCzrYGQZ7f1EbpJ2PF4YufHU9pWJWMun6GxLZX9JBEVJBrjJ7LzviC9dMb", "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."}