{"id": 5211, "prediction_verbatim": "GBP/USD declines >0.5% within 48h as market reprices UK leadership instability + gilt yield feedback loop over retail noise.", "created_at": "2026-05-17 10:41:07", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-19 10:50:15", "chain_hash": "d196716492d388e8461711cb92db3cb2082eb61a7a452c51fd08ff13412d2e24", "chain_tx": "3HryLBRMZm2g55arwfjCGwu7aKE9jo35SrLSgm4KwjmgiG2xDgsWcV6dR4XiPvxHkxidNVVdXAkP6V3CSb89PZAp", "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."}