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 $ gpg --verify turnkey-couchdb-12.1-squeeze-i386-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 20:39:40 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum e74bc6c80e8acbeeea48e728568d00e54a2833f1 * md5sum 252de2385d74b2e4f3eebba78a1d4469 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) iQEcBAABAgAGBQJRrlCAAAoJEIXCXpWhbrlNELYH/RegWjS3yEF/teYCZe3pgv8j XiaG+UdWyOO8h9N7SPm2sVIBbpN1OFhHkv4LMR1RF573UvajsYCkHGwOFnXQ25q5 aIxlPba9ebQQ8YJ2WTO4AeWU297Mo/EAQgSRh4CX/M0uHWRWdg2tfBxQVYYyKbCJ wzr9NYbp672DKUhRgWCa9xuvPiWGN5MjtnwpWUsVBy5RkeqpzO0njwkOXB/FVEvL O5f9cCClxIPSp5cytmar8e33hdVkRWxpKnBwQMLM9W6JgmlAMYnqMQMNje+A0/SH gUHjTTpslIGy4AAoV260NJaUJAEJeQ0EW35x7BE6e5UFBnzOm4818VpxO24MVHc= =HAOi -----END PGP SIGNATURE-----