iPadOS 9.3 (build 13E5225a) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2016-03-01T18:13:37Z. The update package is 130.05 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: 4d8d22860b44a77b6176a2e8c2f4ed9543bac418.zip.