{"id": 3807, "prediction_verbatim": "Crude oil prices higher in 24h", "created_at": "2026-04-19 23:09:00", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-20 23:11:15", "chain_hash": "bd0a964b6f21b0778c59f7e0e86b0612bfc1a46f2c267dbb3b4b05d797a1c595", "chain_tx": "4mjvkX6a1jG4oGxheTC41M2w9YukRVF8pchyKMkeVrC1kaz1c6B15pv8vsXgiM23xycZhVeAPTStGUQ7ahtMXfnv", "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."}