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-12.0-squeeze-x86-xen.tar.bz2.sig
    gpg: Signature made Tue Aug 21 17:04:38 UTC 2012 using RSA key ID A16EB94D
    gpg: Good signature from "Turnkey Linux Release Key

For your convenience we also include file checksums:

* sha1sum  8d5a9d6ec85ac957b0139822f858042b6604e8f5
* md5sum   f550b5bf2a7545b6657cd904f5845256

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)

iQEcBAABAgAGBQJQM7+cAAoJEIXCXpWhbrlN2A4IAOrHA1nUFrZLlJVNZ36NnpW0
8zRzvVTDGWbYVYmSameQlwA4+67NtfFwQTtq38p7STccftnSYYd4fWSTsNA4/y9I
oSLdQesanA/3mdsj0rs6FZukAzakCZgN/qVjDxMVSso6xTPha57PMazMmCzdHmSP
gEVHyZfsWq3FyLAYSdTb7gJl6Pt5hgqr577EBp6M4jATaJrg94NAHt503RiCqm4D
wmfHVoKUIgIhI/wD8PAS6HhCoq5Ca5ruwjdKgsU6kzvfJNL7U2Q4DU3UO6giJ3oE
5a9wnjByG2P3bxv1RLfFv+vJmIwYfgCOLyvwOqhuOpnn/xPwDUt3CwZp5+sGv8U=
=XJFN
-----END PGP SIGNATURE-----