Spock came from the Prime universe. I've never heard a valid reason to suggest otherwise. I'll take the opinions of Nimoy, the writers, the director, and my own fucking eyes over . . .well . . . someone on the internet going, "HERP DERP I DUN LIEK THIS MOVIE SO IT' WUN FIT INTO MY TEIMLINE 'CUZ I SAW SO HERP DERP!"