iPadOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPad mini 5 (Cellular), released on 2019-09-10T20:11:38Z. The update package is 394.34 MB. This is a delta (partial) update that requires 13.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 256b086ec50a1b223f00c87cdbb4c0eb3e1ec8d9.zip.