{"id": 6653, "prediction_verbatim": "QQQ outperforms NVDA over 24h [DIRECTION: up] [FALSIFY: NVDA rises more than QQQ over the 24h window, or QQQ closes flat-to-down while NVDA rises]", "created_at": "2026-06-30 10:01:40", "direction": "up", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 QQQ +1.7% vs NVDA +2.6% (spread -0.9%)", "resolved_at": "2026-07-01 10:15:42", "chain_hash": "50bb1cc81c361ee7d98aa13131e2c952147ad2da702f4d5c7e6879e807f08550", "chain_tx": "21zY6AC9AbZqywhRcFzXBXdJ5gqZFG78yLsX855zkGwjnqziEN9nAwAmVtvZFqgWQf2PARD3RExv2DpYZCDb9Ps1", "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."}