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 Sat 03 Oct 2015 09:51:20 PM JST
gpg:                using RSA key AE3DDA3E089B5069
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==