iPadOS 9.3 (build 13E237) is an official Apple over-the-air update for the iPad 3 (GSM), released on 2016-03-28T16:50:58Z. The update package is 938.28 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: 0235c2fa78e6927305c1942c1bcba367f64d37bd.zip.