{"id": 4027, "prediction_verbatim": "Crude oil price higher in 24h", "created_at": "2026-04-26 02:09:52", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-27 02:10:18", "chain_hash": "f867d0b8ae034ecdf405331dc29d0ad7eb9c6e85305fe1e7118b39a6d0cb118f", "chain_tx": "5KWXY22SNJLQZjQg9vCbuqKuSjWrFivZAsUvGLxupk4q3BcwntPCTwjrtsqc11R1uonRy2VR2TDxAATGVDMAYnbJ", "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."}