iPadOS 12.1.3 (build 16D5039a) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2019-01-10T18:08:45Z. The update package is 48.56 MB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7059c145dabe58cb5ef91c8e1fb72ade63424a37.zip.