{"id": 2458, "prediction_verbatim": "IWM (small-cap) lower in 48h. QQQ volatility higher in 48h.", "created_at": "2026-04-03 11:13:25", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 11:14:15", "chain_hash": "446cd1701d997f23ff6129a18aa1c07d0882b21a7245d504c49d01bae83a9398", "chain_tx": "3gyDVE3xdLgC9ErB3AP548g3c8yKHjuS6yUqCMHVhmBEoyTBquQzUwYkFPAdxdyenWCvm5URP7DHaPNFw7cNk4Kc", "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."}