Provenance for a Model You Did Not Train

A February 2026 audit found 95.8 per cent of public models cannot tell you where they came from, even as the European Union Artificial Intelligence Act demands supply-chain evidence. You cannot fix a model's murky origin after the fact, but you can sign what it did at the moment it did it.Originally published at https://mickai.co.uk/articles/provenance-for-a-model-you-did-not-train. Mickai is a Sovereign Intelligence Operating System; the Open Audit Record signs every artificial intelligence action before it executes, post-quantum and offline-verifiable. 101 filed UK patent applications, Mickai LTD (Companies House 17166618).