I never thought about that but take a look at the writhing style with all caps and especially the way he quotes other users:

https://voat.co/v/ProtectVoat/1615750

https://voat.co/v/ProtectVoat/1615792

https://voat.co/v/ProtectVoat/1615740

Obviously this isn't "proof" but something to consider, since I've never seen that writing style used by anyone other than sane goat, and it seems only lord spartacus would have enough alts/bots to upvote sane at the rate of 1000 upvotes per day that he is getting.