{"id": 3664, "prediction_verbatim": "IWM will be down in 24h", "created_at": "2026-04-17 20:38:28", "direction": null, "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-19 08:38:53", "chain_hash": "bc7c9f599b6445be9c013476782b2eb0f7b474a46e5d5f5514a3589f4f3cd7d9", "chain_tx": "4WdYUyMyLm227KsMhmkvL7PQRazPtFDQd5Xfx38HFm2y7zefAw1MXGJxMhn1y9s8DyQw7Mg8AeJ5fXo656KSTY7v", "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."}