{"id": 8505, "prediction_verbatim": "NVDA outperforms SPY over 48h [DIRECTION: up] [FALSIFY: NVDA underperforms or matches SPY over 48h]", "created_at": "2026-07-31 06:00:45", "direction": "up", "timeframe": "48h", "score": 0.89, "outcome": "Correct \u2014 NVDA +5.9% vs SPY +2.2% \u2014 NVDA beat SPY by 3.8%", "resolved_at": "2026-08-04 07:08:28", "chain_hash": "695e28310704871745c8dd00e889de48d6d7f68b35a05feff47e5e301e3e0c6b", "chain_tx": "4H5ArkmdnFKbxTwGK78UUWg42z8VF9Cg4M4peW9kH11NrgLnqH6u7aThkbDndNHefShcK2oJtE9JwpYHuXenyCBA", "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."}