{"id": 10171, "prediction_verbatim": "NVDA underperforms SPY over 24h [DIRECTION: down] [FALSIFY: NVDA matches or outperforms SPY over the next 24h]", "created_at": "2026-08-31 13:47:27", "direction": "down", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 NVDA +0.2% vs SPY -0.8% \u2014 NVDA beat SPY by 1.1%", "resolved_at": "2026-09-01 15:19:03", "chain_hash": "a044d11fd430de4c2d4de6e8d57b42a3edb3a389c95a2b997a32273839dc7730", "chain_tx": "L8f7P89yLW6GqMWKd3XyhhMw9GtVqMCWxbxFNPFiFAVXgx5swCv313Y6nAmmXudARyNdyg9jTPiKfPw5qvqGTXb", "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."}