iPadOS 13.4 (build 17E5255a) is an official Apple over-the-air update for the iPad 5 (Cellular), released on 2020-03-10T17:20:58Z. The update package is 761.86 MB. This is a delta (partial) update that requires 13.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4388cd4cb0eb16e2c4529cbedd807c931fe2088a.zip.