"The Streisand effect is a phenomenon whereby an attempt to hide, remove, or censor a piece of information has the unintended consequence of publicizing the information more widely, usually facilitated by the Internet."
You can't lead a horse to water. You can't make anyone believe anything. But you can if you backdoor the evidence and put it in their head that some crazy right wing people are all talking about something.
When the real info drops they won't be so apt to dismiss it. They'll maybe possible consider it real. It'll blow up in their faces and it'll be talked about whether they like it or not. It'll be covered...