{"id": 5240, "prediction_verbatim": "UK 10-year gilt yield increases within 48 hours", "created_at": "2026-05-17 23:41:08", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-19 23:50:43", "chain_hash": "b81fccf9a0885e9e2446f08c801801fb66d3660cebc5095f98e351f7a1c0ca8c", "chain_tx": "3JFkPj5UcEMr8yayogkpT672mWU4YdEKeoAtAJn3ANuDwySFJMmgpJisVYFBwpjcnGFUXekcKn749pUoQYXpD4X1", "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."}