iPadOS 10.3 (build 14E5273a) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2017-03-13T17:00:44Z. The update package is 383.09 MB. This is a delta (partial) update that requires 10.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: efdcec37a199a8c45ab9ea0e3e4dd892f1b5876b.zip.