{"id": 4949, "prediction_verbatim": "UK 10-year gilt yields remain above 5.0% in next 48h", "created_at": "2026-05-12 22:02:38", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-14 22:10:49", "chain_hash": "b96e6c38cb11b97b36aedc2464e4d36f112d04d7f1d13d47154b95da8068574c", "chain_tx": "4wiyv2Am2uUuSmxBHRGfoHuFPxTdhC2AL8WgjWini1HcdSbqhrHCctNHrUdeK3EXeRnWuHsAp1ZzAiAhRuUPDSH", "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."}