misc/141028: no way to verify gz or iso since gz will not extract!!

[wwwauthor]

>Number:         141028
>Category:       misc
>Synopsis:       no way to verify gz or iso since gz will not extract!!
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          update
>Submitter-Id:   current-users
>Arrival-Date:   Mon Nov 30 15:20:00 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     wwwauthor
>Release:        
>Organization:
>Environment:
>Description:
MD5 (8.0-RELEASE-i386-dvd1.iso) = 5336cd827991e4d4cff6d73c4a5ca105
                      --------
ftp://ftp.freebsd.org/pub/FreeBSD/ISO-IMAGES-i386/8.0/File:8.0-RELEASE-i386-dvd1.iso.gz
     -----------

NOTICE dvd1.iso and dvd1.iso.gz are not same thing!!

i have downloaded and tried it twice 2 different mirrors. 
no way to verify gz or iso since gz will not extract!!
and NO-ONE is listing the GZ in the SHA1 or MD5SUM

md5sum 8.0-RELEASE-i386-dvd1.iso.gz 
23ded34a1a91470904fd6e7a4398f594  8.0-RELEASE-i386-dvd1.iso.gz

file 8.0-RELEASE-i386-dvd1.iso.gz
8.0-RELEASE-i386-dvd1.iso.gz: gzip compressed data, was "8.0-RELEASE-i386-dvd1.iso", from Unix, last modified: Sat Nov 21 22:46:43 2009

Processing archive: 8.0-RELEASE-i386-dvd1.iso.gz
Extracting  8.0-RELEASE-i386-dvd1.iso     CRC Failed


>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: