iPadOS 12.0 (build 16A5364a) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2018-08-23T20:07:47Z. The update package is 1.23 GB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f3418dd1873720dbc9d3f62d525418218a93d5b4.zip.