{"id": 2804, "prediction_verbatim": "China's crude oil imports will rise in the next 48 hours.", "created_at": "2026-04-06 15:14:27", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-08 15:29:13", "chain_hash": "b6b5eeaaa5731e101be012ee43c78bf20d1a70060c3553f05b6e507032fe3401", "chain_tx": "2QNbwdSTThQ6vtYjkjK7zj3vuGrfEPCETgsd1XftDK6BFfoPN5H5fxif7GspKHUSeSaGDiExcidADAiVahiKWBDd", "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."}