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-collabtive-12.1-squeeze-amd64-vmdk.zip.sig
      gpg: Signature made Tue Jun  4 12:48:03 UTC 2013 using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key"

For your convenience we also include file checksums:

    * sha1sum  efa397cd2c40294b3886bbe386a9d3f838a25f7d
    * md5sum   ad3817715255b646438eb56d9a2b98e3

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)

iQEcBAABAgAGBQJRreH6AAoJEIXCXpWhbrlN6/QH/RlJbRCZkQ68Vx2UGt8VB5iV
dBT4manBCvoTS4/TpPDljSNP01tph3azroD2ZYmt6QH3S4cP1yvf57jviLG6cEqo
DukrYz+Nxj7pVE58qqqnRI7UMvg+NPcokl30aFi4kgRXRB5UPjfax4boSWzX0Ft8
rUbnJUwnIqu1/7hu0pev/2rlFzvd4+RQLI7CncmyAmKiQ6z7Zjm6hHZd5XNFZI7F
dpZl3ShWJ3Gsw7gwbgZQIXJT4d1OcMN6o2SzxQL8cB9keSn77W9WBpAOQlo983wU
8Uiun8I8g11/VLjUKdZdlVKm/6SoIHMYSAnzSwDkCnI1PuroB/enqkqwo2ne+Kw=
=qqQa
-----END PGP SIGNATURE-----