How to verify that this site is the actual sci-hub site, and not a mirror/clone that has replaced the Bitcoin address? (FWIW, I see the same Bitcoin address on

How to verify that this site is the actual sci-hub site, and not a mirror/clone that has replaced the Bitcoin address? (FWIW, I see the same Bitcoin address on sci-hub.do/donate and sci-hub.se/donate, so I assume it's legit - the SE domain is listed on Wikipedia and seems to have been for a long time).