{"id": 4484, "prediction_verbatim": "USD index higher in 48h", "created_at": "2026-05-05 08:10:24", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 08:10:57", "chain_hash": "ea812f38824c3a298dbe06520156dc585843f871e732427bd37f409ae521f94a", "chain_tx": "5kAHkufAqkpCMfBYENk8odpR2HdpzTRQLS3AvVVaQCVwhfVCzTbmPxPhhhyrUwaasYtuSmGahFwRKVRrJguikpLG", "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."}