iPadOS 9.3 (build 13E5233a) is an official Apple over-the-air update for the iPad 3 (CDMA), released on 2016-03-14T21:45:06Z. The update package is 20.72 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: e9392bfa4d4b887de9f1a4f51d37767e550f74e5.zip.