{"id": 2702, "prediction_verbatim": "2-year Treasury yield rises 8+ basis points within 48h as market reprices Fed hold duration", "created_at": "2026-04-03 20:27:23", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 20:44:15", "chain_hash": "d569d13e47506819fd6e19d9c4799b3bbf5a9ffc25bf8e4d3481c858e4f84643", "chain_tx": "9eiKvhtuPq7tpLsyPeNrvWckzDyYukNvoL9547yxzHjbTatEBCTHFPt39ovYxgxAe4NJJrF2BEjiE99i7gvuXqd", "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."}