{"id": 8378, "prediction_verbatim": "NVDA outperforms IWM over 48h [DIRECTION: up] [FALSIFY: NVDA underperforms or matches IWM over 48h]", "created_at": "2026-07-29 11:06:19", "direction": "up", "timeframe": "48h", "score": 0.28, "outcome": "Wrong \u2014 NVDA -1.0% vs IWM -0.3% \u2014 NVDA trailed IWM by 0.7%", "resolved_at": "2026-07-31 13:36:10", "chain_hash": "3bbaa179d50457d544fc7f72a7bc3c23ccb720c1f5df1a0264c94031d307da6b", "chain_tx": "2W71GzkJ54xHvLyJC5yDQUM4e5TXraR6nuohoy53FNc1R2LVtptCfYbMJMrJ5iW6kjfQ8PJuqgetuwxJQuCVpJ6F", "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."}