{"id": 9884, "prediction_verbatim": "NVDA outperforms SPY over 48h [DIRECTION: up] [FALSIFY: NVDA underperforms or matches SPY total return over the next 48h]", "created_at": "2026-08-26 19:56:18", "direction": "up", "timeframe": "48h", "score": 0.87, "outcome": "Correct \u2014 NVDA +3.8% vs SPY +0.4% \u2014 NVDA beat SPY by 3.4%", "resolved_at": "2026-08-28 20:19:50", "chain_hash": "5a71afad9144e3ace1695a4c18b1c0b5831bb7819338b51072855cdea50da6ae", "chain_tx": "3HBYLA58TS8vga1QwaWxqimCiih3x1vaGzQjCAjfGjQjPFUnxzCp4m57W2jzMd2oNLaiZ7RqSAXvoMRx3Q6Fd4Ud", "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."}