iPadOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, WiFi), released on 2019-09-10T20:16:21Z. The update package is 212.72 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: 59416fa82285c66769677d85215d0bfd5868fe06.zip.