{"id": 4932, "prediction_verbatim": "Semiconductor equities with heavy AI exposure underperform broad market by >1.5% within 48h", "created_at": "2026-05-12 13:02:27", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-14 13:03:01", "chain_hash": "110dcd5222d08d998807ea9de5206eaa04b8ff876578b63a00b986367181375e", "chain_tx": "4tfCHNsipUcLWDJmoGc1JN6CKkMBgz3UXsGjtEd7QTp9BcdoxaMtUpX9C2JSdMuJZkYS6YzdZ73FFCGaCGCHYrU9", "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."}