iPadOS 13.1 (build 17A5831c) is an official Apple over-the-air update for the iPad 5 (Cellular), released on 2019-09-04T17:05:40Z. The update package is 321.7 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: 7abfd3b675f023808584d45ea787101174b12e4e.zip.