Errors

valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Wed 09 Aug 2006 07:11:54 AM JST
gpg:                using DSA key 96522D6CC3BC041F
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==