Do you have a link for what Arpaio has said?
If the local registrar listed on the BC is refusing to cooperate in a criminal investigation, that speaks volumes. I know that someone spoke to her within the last half-year or so and she was very “cooperative” (and not senile)...
Video - Joe Arpaio's Cold Case Posse in Hawaii ("If I Have to Send Ten Deputies...To HI, I'll Do It")
http://obamareleaseyourrecords.blogspot.com/2012/05/sheriff-joe-arpaio-on-obama.html