{"id": 3237, "prediction_verbatim": "Oil prices will be higher in 24h", "created_at": "2026-04-12 11:54:11", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-13 11:54:36", "chain_hash": "4a58cbf4f13e64f0deb7c2888c8210e3e37093ef3e622be89dba42fd296eeb1d", "chain_tx": "3mQHJyYx6F1J9rj3cp5cYMY2cfEQc1jq7E9b8yMHzXNLX6NJDuWZ2y5PAuG7hF85cQZ6Ch4yxp7abnQcnJhksgFR", "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."}