{"id": 3431, "prediction_verbatim": "QQQ higher in 24h", "created_at": "2026-04-15 00:44:47", "direction": "up", "timeframe": "24h", "score": 0.77, "outcome": "Correct \u2014 QQQ moved +1.4% ($629 \u2192 $637)", "resolved_at": "2026-04-16 00:45:18", "chain_hash": "3b25b5d63b760925a0944041e02c3ea8cb74a5ba8bad88c151a5f800af3465bb", "chain_tx": "2mTkujnbTaCbmA8D8bPC1wJWS2uYGzqWroBFLE9FF93yxxTotoUBLRc7wxE2r9WUH52JkkTEWhc3jR3T8DUtoajS", "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."}