Authenticity is a ponderous word. As poet, your poems are your work. Do you suppose someone will question whose work your poems are? Or is all you say literally true or straight from the mind/heart with no intervention or influence of prior literature and other people’s work? Maybe “authenticity” only means “likeableness” or other strong impact on readers & hearers?–such as indicated by “Oh, that’s good!” or “Wow, I like that.” Can we always know we’re “being ourselves” when we’re so complexly layered, segmented and alleled, so multi-personed such that most of our “persons” think they are us, since they access nearly the same memory-bank circuitry? (Like pilots changing seats in an aircraft that itself provides them all the information they have or can get?