Yes, as we can clearly see, the Uzumaki backstory and Rikudou's backstory are intertwined, we have heard practically everything about the backstory of the Senju and Uchiha Clans but none of the Uzumakis, the only logical conclusion is the Uzumaki's backstory is the same as Rikudou's backstory since Rikudou himself was an Uzumaki.Yea, it's 99% confirmed already, we need kishi to make it 100%