I had to do the same thing. Email them with your invoice as proof of purchase. It took about a week but they did eventually get back to me.

It’s a Ubisoft Launcher code though. Haven’t tried running the launcher on Linux yet.

New Lipsum unlocked.

I have an (unplugged) blu-ray drive in my tower… but only because my case is old enough that tracking down the right blanking plate is a pain.

You’re trying to kidnap what I have rightfully stolen!