Additional clarification:
No one lost a verification badge today–If you received an email that your channel will no longer be verified, this was just an advanced notice & you can appeal
The checkmark has never appeared on YouTube mobile channel pages (this will be added soon)https://twitter.com/TeamYouTube/status/1174735005215420416 …
YOUTUBE. VERIFIED BADGES HAVE EXISTED FOR THAT REASON ALONE. since WHEN have people not determined that a verified badge proves a certain channel is the official presence of a creator? this is the one of the biggest protections they have against spam accounts...