iPadOS 9.3.1 (build 13E238) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2016-03-31T16:53:46Z. The update package is 33.02 MB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 79e9195babbf99c766649e05bd41b9ea474aea6c.zip.