{"id": 7508, "prediction_verbatim": "IWM underperforms SPY over 48h [DIRECTION: down relative to SPY] [FALSIFY: IWM matches or outperforms SPY over 48h window]", "created_at": "2026-07-15 13:24:36", "direction": null, "timeframe": "48h", "score": 0.28, "outcome": "Wrong \u2014 IWM +0.4% vs SPY -0.1% \u2014 IWM beat SPY by 0.5%", "resolved_at": "2026-07-17 13:27:19", "chain_hash": "ae23b08aa83907143d02c8ff55a5474e43cd76b187e442d40faaa24caed2cfad", "chain_tx": "2b718bti9bxk3WRqs5DW3XDxBoGt5Vr9qjzBU4qiXju5o5HD4dwmVzEGo4QBhy5ErMPF2ohZeh2cZbhqJ5DoLU2g", "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."}