It does, but not in the same way that the... er... previous site... did. Notice how the real @neilhimself.neilgaiman.com ends with "neilgaiman.com" while the imposters ends with "bsky.social" or something similar. The verification process reflects off a record tied to the domain...
I only know about the Other Bill Stiteler because long ago I was reading your blog and you mentioned a planned "visit to Bill Stiteler" and I had a moment of panic where I thought I needed to clean up the house.