The right to anonymity has been grounded in the first amendment by U.S. court decisions before, maybe most notably https://en.wikipedia.org/wiki/Watchtower_Bib

The right to anonymity has been grounded in the first amendment by U.S. court decisions before, maybe most notably https://en.wikipedia.org/wiki/Watchtower_Bible_%26_Tract_Society_of_New_York,_Inc._v._Village_of_Stratton https://en.wikipedia.org/wiki/Watchtower_Bible_%26_Tract_Soc... (You can feel free to disagree with this approach, it's just not "made up".)