iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad 3 (CDMA), released on 2016-03-21T18:55:40Z. The update package is 938 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: 1c416021606503c4a0ed9051b35ffa0a18d7453d.zip.