Thanks for checking it out.
Yes, maybe, yes & yes.
Roll 2d6, add any that qualities apply (+1 for each), +1 for item used (or +2 if using a heavy item) vs CT.
Pith is primarily an exercise in brevity. I'm trying to be as terse as possible but an example may be more helpful.
Also, the system is yet to be playtested which I plan on doing very soon.