I went to their DEFCON talk. The key is to realize that there are only a set number of positions for the pins, specifically six, three high and three low (for t

I went to their DEFCON talk. The key is to realize that there are only a set number of positions for the pins, specifically six, three high and three low (for the sidecut. I believe there are also six positions for the main pins). If you can recognize the positions from the photo, then you can feed the numbers into the code they're publishing that generates a 3D model.