{"id": 5162, "prediction_verbatim": "SPX gains >0.4% within 48h", "created_at": "2026-05-16 11:41:00", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-18 11:41:19", "chain_hash": "7c9d289f8127cca9faaafb6501e681ed07716e653ac714c9984889490b1b5c38", "chain_tx": "2UkVfbxYzQtc2KJjVXPrrLB2L5Qr81rZf3ZsnFLZuxehSzb1p2qudgPcmY9oMA7Sxh1PMsVogAs12ohU4rbyf36r", "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."}