Bar was lifted on a rogue platform and no, it was not elevated. Don`t really see the difference between being barefoot and using ballerina slippers like Bolton did. It is 501 kg done with a suit and straps, no more, no less.
At worse you can call it exhibition lift but done with official rules for the given sport.
Eddies record was lifted in strongman deadlift only competition and everything set for him by the organizers.