{"id": 2626, "prediction_verbatim": "US 10Y Treasury yield falls 3-6 basis points from April 3 close within 48h as labor strength reduces terminal rate expectations", "created_at": "2026-04-03 17:36:39", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 17:44:14", "chain_hash": "8acb383d69d1aafee4bbc2009f5d71426704d50e755e9b5b0530449e72370e8d", "chain_tx": "2nbpMzCJax956Ra7nWoMpyrCr2vNYqnewq7PYYiMpLkTijxqFJvCUvvzi9jECh6jeNKFv6EAjsBRJWX6ck21fjdm", "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."}