No, you can tell if you look closely that it's not.
If you look at the image closely, you'll see that the backpack is the same dark blue as the upper arm.
Now, compare the upper arm to the color of the shield, and you should see that the color of the shield and the color of the upper arm
do not match. Like the shoulders, legs, waist, backpack and head, the upper arm is a dark blue-gray color, while the shield is light gray.
The correct version of the "Phase-Shift Down" Providence lineart should be like this:
http://img402.imageshack.us/img402/7731/80575310wk4.png
(Since we're talking about the Providence, I will point out one fundamental difference between it and the other XA-series MS: The cockpit hatch is in the traditional lower-torso location as opposed to the upper-torso hatch common to the X09A, X10A and X12A(can't speak for the X11A)