it´s not problem to lace 36h hub to 32h rim,just leave 2 holes on each side empty(empty holes should be situated against each other) and build it like you normally do.
heh,maybe they are selling them before they´re made,anyways,here´s link http://trialshop.pl/index.php?_a=viewCat&catId=78 ,it´s polish page,so you probably won´t understand it,me too