{"id": 2139, "prediction_verbatim": "NVDA higher in 24h", "created_at": "2026-04-02 18:43:05", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Inconclusive \u2014 Correct \u2014 NVDA moved +0.2% ($177 \u2192 $177)", "resolved_at": "2026-04-03 18:43:17", "chain_hash": "7a4b4a162f437f74b9ad8dd4e344603b52daff110d6b8bcc1196c3722fe003e6", "chain_tx": "33ZCCUckxwWUSPpDkd21ds9A1rLRcz1SJBcxDSXEdqDGTw5Ep1KqPJ5ueFpDjoqR2r87LFDWYFQ8zsXtWWgoHkC2", "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."}