iPadOS 8.1.3 (build 12B466) is an official Apple over-the-air update for the iPad 3 (GSM), released on 2015-01-27T17:55:04Z. The update package is 971.23 MB. This is a delta (partial) update that requires 7.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 70890514ee490844aed77c69c426c778d0c1ec11.zip.