OnePlus One Official OxygenOS 3.0 Android 6.0.1 Marshmallow Build Full Version Leaked

hello
while i was on Youtube today i found this video that claims this rom is a leaked version of oxygen os 3 for oneplus one . File Size: 1.08 GB.

can anyone confirm this is real ?

video : https://www.youtube.com/watch?v=I7FIBbVDWjE

download link : http://motifiles.com/490732