We have the right to treat unprovable beliefs as untrue. This is well understood when it comes to religious beliefs, but it applies to unprovable "identities" like gender identity as well.
Included satires and essays:
The Coming OutThe Freedom to Not BelieveGender Identity and the Invisible Pasta GodThere Can Be No Demigods in SecularismUnwanted ProofIt's Gender-Obscuring, Not Gender-AffirmingA Principal's ConundrumWhat is a Woman? AnsweredThe PsychologistProvable Reality, Cold and IndifferentConverting the Two-SpiritThere Is No Valid Proof of Gender Identity, And There Never Will BeRelated Subjects
Philosophy