iPadOS 9.3 (build 13E237) is an official Apple over-the-air update for the iPad 3 (WiFi), released on 2016-03-28T16:50:39Z. The update package is 1008.47 MB. This is a delta (partial) update that requires 8.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ae5c0e02b4ce42dd2d67b5246d049c17b6fbcbfe.zip.