Verified UTR is your official rating. It reflects only matches played in verified tournaments and events. UTR is your unofficial rating. It reflects matches played in verified tournaments/events and other non-verified matches. For example, USTA league/tournament matches count toward Verified UTR and UTR. Casual/friendly matches do not affect Verified UTR; they count only toward UTR.
Verified UTR reflects your 30 most recent match results from verified tournaments and events. UTR reflects your 30 most recent match results from any event.