iPadOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2019-09-10T20:15:22Z. The update package is 389.06 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: 91f729d67fba18b94885ddce216b89ecb751d1ba.zip.