iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad 3 (CDMA), released on 2016-03-21T18:55:41Z. The update package is 197.25 MB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6ef52d294d84558e11caa4cb57888ef13d8568ec.zip.