This signature file may be used to cryptographically verify file integrity,
like this::

    $ gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 0xA16EB94D
    $ gpg --list-keys 0xA16EB94D
      pub   2048R/A16EB94D 2008-08-15 [expires: 2023-08-12]
      uid   Turnkey Linux Release Key <release@turnkeylinux.com>

    $ gpg --verify turnkey-twiki-12.1-squeeze-i386-vmdk.zip.sig
      gpg: Signature made Wed Jun  5 00:47:07 UTC 2013 using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key"

For your convenience we also include file checksums:

    * sha1sum  ca3b30a189aa72a5cd0e7e896e74d66a6fe7f2d7
    * md5sum   786ecc4a2f4d01941eb9fabd6faf3a4e

You can calculate these on your end and compare to check for errors, but
cryptographic verification is recommended for security reasons.

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.10 (GNU/Linux)

iQEcBAABAgAGBQJRroqBAAoJEIXCXpWhbrlNY5UIAIO3peyy98VzgwurV/aHnzkz
tOuX00kMQVVcHwIWxgqzFBPUElTMg11u4//gFPo5pvimDQmLkNAqBCqcWpk4fXjO
jHkFFla0bL5vfzPsyWJQ/IeiGOOygtaB1omXT60CEnewfIN1xHPlD9pE17HtPW1W
w/2J9HDpcjg0T0Ar5OEQl68HFYeQYlgDsLQ6QCYsdGnJCo/YoGg+/iVBmVlsBWep
0Wjar7bFdB/CU6B6i6KeXejK4Xhq9ierL9DT5OAuAo4hChIVjwVwjUm0pEGwrRSq
4+NfB76RLOJmZMrJMIcYWuxclxOa6MTOJMcPWZLjtR8bmQFFek72OK/kQbdt6cQ=
=5EoF
-----END PGP SIGNATURE-----