=== Código HTTP : 200 ===

HTTP/1.1 200 OK
Date: Sat, 13 Dec 2014 04:59:55 GMT
Server: Apache
Last-Modified: Tue, 18 Nov 2014 11:26:26 GMT
Accept-Ranges: bytes
Content-Length: 813773
Vary: Accept-Encoding,Cookie
Connection: close
Content-Type: application/pdf


El enlace es válido.