{"id": 7936, "prediction_verbatim": "IWM underperforms SPY over 48h [DIRECTION: down] [FALSIFY: IWM matches or outperforms SPY over the 48h window]", "created_at": "2026-07-21 18:33:11", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Inconclusive \u2014 IWM -1.6% vs SPY -1.4% \u2014 dead heat (spread -0.2%)", "resolved_at": "2026-07-23 18:35:46", "chain_hash": "80e48dfb409b1a08b54c76e1b3d51c6ae90310415f1f416c28da5babd272c685", "chain_tx": "5UCNvdLgCGB45eFXWtsVCPSetUyaZArHDSZ6LoQUzx8QqkGzZnpNb2B53rqizkMwy6Bg6qai3Now3aGspWokJKxt", "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."}