Did API v1 of Erp.BO.PartSvc/Parts Change Over the Weekend?

Eh… Figuring out which particular characters have been artisinally individually encoded wastes time, it’s fragile, and begs the worrying question - is it globally discreetly encoded or just at some endpoints? I would much rather boilerplate .urlencode() like I’m talking to anything else on the internet.

The PRB is:
PRB0312834