iPadOS 8.3 (build 12F5047f) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2015-03-12T16:56:09Z. The update package is 84.47 MB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f34cf2f4b46af5a451bab78fe7f1deb4c2f14938.zip.