{"id": 2405, "prediction_verbatim": "Brent crude remains above $108/barrel in 24h (holds recent spike rather than reverting)", "created_at": "2026-04-03 09:13:23", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-04 09:26:09", "chain_hash": "bb5ebc77f7137342870b5cb675daafc2c93e2f075ba66266084478c2ca09684b", "chain_tx": "44RQrVjzUh2ENBzJaibwq6KoeTdzCqge7eSnFoXchmUjGwb6XKxx9YrpDovPmy4jF78GZwhmGVXMk1RHNZukfeAr", "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."}