{"id": 5186, "prediction_verbatim": "GBP/USD declines 0.5-1% over 48h as Burnham by-election drama + administrative scandal cascade reinforces gilt repricing and foreign capital outflow risk", "created_at": "2026-05-17 00:28:13", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-19 00:50:20", "chain_hash": "8df14a14acc9d65d368651ae9b9323fbc90da163b3f148cc6d8f5b5f5c3992e1", "chain_tx": "5F8xXXLsAEvVWuTnQWZMxtFmmWJUC2MoQDm4PNzi4yPSom5VycPz59mdhevBtLXXoBZQHvw3FmQT18a67QPj7uMZ", "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."}