His personal ID is the best proof that guy is he indeed. If some would some little Spanish will learn a bit of that ID.  What is a better proof if he is dead? The ID  is so truthful to reality as life itself, although some will never admit it. What are his real pictures? They will never be accepted as such by some with fixed ideal (and pride).  
 The opposite is the truth? That is your personal conclusion, nothing else. 

 More sites: 
 http://therealtemple.blogspot.com/2009/01/alberto-rivera-ex-jesuit-priest.html 
 http://arucasblog.blogspot.com/2009/03/el-jesuita-canario-que-denuncio-la.html 
 and more searching. Probably they will all have problems to be accepted, won't they?