=== HTTP code : 200 ===

HTTP/1.1 200 OK
Date: Wed, 18 Jan 2012 22:12:46 GMT
Server: Apache/2.0.52 (CentOS)
Last-Modified: Fri, 22 Jun 2007 16:48:39 GMT
ETag: "97ca43-1ec71-6f5ce7c0"
Accept-Ranges: bytes
Content-Length: 126065
Connection: close
Content-Type: application/pdf


Link is valid.