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-simpleinvoices-13.0-wheezy-amd64-openstack.tar.gz.sig
      gpg: Signature made Wed Oct 16 10:17:14 UTC 2013 using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key"

For your convenience we also include file checksums:

    * sha1sum  e0dd882645b93f81995b1a751c7c1f95a9ca75f8
    * md5sum   cfa452e561904f0808ba9773fa58f37c

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 v1.4.12 (GNU/Linux)

iQEcBAABAgAGBQJSXmehAAoJEIXCXpWhbrlN9ogIAJelbsW7M2LBuSFeGRpyckeE
qKmGXzfMkQNgdXT4J2+FW2Scy2BQ2goIaCWuzMFVXKqTqE13ndVAPVjXS4Kcp9k1
s5/LFbektldBoDmphp/OIizS60ddnpfuy93PgoW9KuriaZLXhin7PV3CNDK/xbLW
m3xUJVliFI2nhgTB2DG8Tr/c/sEy61UHUitjbpCidAC01OrR+ltvtK9dPLvvWLN/
y0M+XDRAlWFxzB6Lg0/BJVwvHumDhmCgbZUMjsU82hdUyatb4FZNPhJv7kB82tTy
MIUP5uYd0KhaqnmIunES+9iPno/49iYvJUPCu9XxBHN0GVcnXbuEaiR4ZolYTfY=
=fKAI
-----END PGP SIGNATURE-----