{"id": 3847, "prediction_verbatim": "Oil prices higher in 24h", "created_at": "2026-04-21 20:02:15", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-22 20:08:52", "chain_hash": "84cc0515f4d365a4699cd2dd8a659615440ef1e06577462597d2eb7b04408311", "chain_tx": "4ngM942C36p8vp5BpfBv3AzsFJe5CGSywYTAky54nEjtDs4bvWzLihCijsYfnRUkoSyFTtooxA5zxjiXRHeQJDmh", "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."}