{"id": 3765, "prediction_verbatim": "Crude oil prices (WTI) will see a minor increase (less than 1%) over the next 24 hours due to persistent geopolitical risk.", "created_at": "2026-04-19 11:08:50", "direction": null, "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-20 23:11:15", "chain_hash": "28acf0d85806b1696f39fdcdeea7a10679756dd9cd931b17f5f50ab7ed7c156d", "chain_tx": "qSYp3QSAkscXEAnmK6HKpDaQP3WB6eb3UGS1WwRL4Hbz4JJ9qXQJL64RVuZVfaNataVKTjfv4QXnzLJytDAffc5", "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."}