iPadOS 8.3 (build 12F5061) is an official Apple over-the-air update for the iPad 3 (CDMA), released on 2015-03-24T16:54:07Z. The update package is 79.55 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: 38355428d97d3a1295948c5f429fd14aa709e9ed.zip.