{"id": 10223, "prediction_verbatim": "NVDA underperforms SPY over 48h [DIRECTION: down] [FALSIFY: NVDA outperforms or matches SPY over 48h (measured close-to-close)]", "created_at": "2026-09-01 10:54:35", "direction": "down", "timeframe": "48h", "score": 0.24, "outcome": "Wrong \u2014 NVDA +1.6% vs SPY -0.2% \u2014 NVDA beat SPY by 1.9%", "resolved_at": "2026-09-03 11:28:08", "chain_hash": "b57065a1b8dd1f004f23144311c377bc9effca3b428314628bb16edea3204255", "chain_tx": "2PUHEUQFGNVTmMVLZJ5Gjy4CyicJVZEyaPz9N9wENS1JoMGEqzmRTek4g4Brm2iPqg6Y5u5z5KECVJHtjrGznEJe", "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."}