{"id": 6411, "prediction_verbatim": "NVDA underperforms SPY over 48h [DIRECTION: down] [FALSIFY: NVDA outperforms or matches SPY over 48h]", "created_at": "2026-06-24 19:26:35", "direction": "down", "timeframe": "48h", "score": 0.81, "outcome": "Correct \u2014 NVDA -2.6% vs SPY -0.4% (spread -2.2%)", "resolved_at": "2026-06-26 20:13:46", "chain_hash": "e536e04a6fb5aa770c1e56491be0d685037eadfea101140bd8a8b4388b481813", "chain_tx": "4YSg7gmrWzycNZpdQzpYTwzN4T7w5cdz12QS4u9mdsHKNS5i86GAJpQ9F8bPRvNHEDkWWxsJr9nFj9BrdsyGj7KN", "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."}