My guess is they just made it up.
You guessed wrong.
To get a ticket you have to give your name, address, and email. Then they just cross-reference vote lists, etc.
You see I had a ticket. I wasn't asked for my address. I may have been asked for my zip code.
90% of the people were wearing pro-Trump pariphenalia. There's NO WAY that even 5% of the crowd inside were Democrats.
ML/NJ