@frogzone @nimda @aura
Ethereum wallet login doesn't require a blockchain node, only a browser extension. But I'm not a fan of it either anymore, and in Mitra versions 2.0 and newer it is disabled by default. Ethereum payment processor is not used by anyone (and also disabled by default).
You can see the list of instances here: https://mitra.fediverse.observer/list
I haven't seen any canadian ones, but IIRC @parker once said that he might be interested in trying Mitra