iPadOS 13.6 (build 17G5059c) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2020-06-30T17:22:48Z. The update package is 202.82 MB. This is a delta (partial) update that requires 13.6 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 329b411d5990eb9c266c5f563f28275ffdf7e054.zip.