iPadOS 8.1 (build 12B410) is an official Apple over-the-air update for the iPad mini (WiFi), released on 2014-10-20T17:59:05Z. The update package is 948.27 MB. This is a delta (partial) update that requires 7.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6d57c7db09944dfaa39c63e114fe2f1fcc2df6f4.zip.