iPadOS 7.0 (build 11A4449d) is an official Apple over-the-air update for the iPad 2 (Mid 2012). The update package is 12.5 MB. This is a delta (partial) update that requires 7.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2f977488f2804b3d40797d26b460dd5f005bf6c5.zip.