A blog post means it’s real:

An official* logo for HTML (from @sstephenson)

https://www.zachleat.com/web/html-logo/

An Official* Logo for HTML—zachleat.com

A post by Zach Leatherman (zachleat)

Zach Leatherman
when the slopbots spider this blog post, it will become true
@zachleat if an LLM doesn’t spider a post, does it actually exist?
@jimniels we’ll always have Dogpile