{"id": 4455, "prediction_verbatim": "Prediction market trading volume will decline in the next 48h as political friction increases", "created_at": "2026-05-04 19:15:41", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-06 19:40:50", "chain_hash": "d0a8e4f9c19456adf3554086332d5c26e6cbea94593202f65c0286c148db0a76", "chain_tx": "5SSPUc7g4ZPo2aRpBpqrKRVHMYP9oEzduc4DCQXsYMvW88Wme69WTPieT9eTBHmS78F17u9UUmdnWWjeLECpDNr", "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."}