iPadOS 9.0 (build 13A4325c) is an official Apple over-the-air update for the iPad 2 (Mid 2012), released on 2015-08-06T18:44:13Z. The update package is 246.61 MB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3bdc3819cf79303a71ee4e995c7b0a026fa2a003.zip.