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 Tue 19 Aug 2008 05:06:49 AM JST
gpg:                using DSA key 31F9562596406EA0
gpg: Can't check signature: No public key
--- SIGNATURE Tue Aug 19 05:06:49 2008
+++ 
@@ -1,7 +1,7 @@
 SHA1 4431b315155eff267884c69ff1af0ee01cc2c2da Changes
 SHA1 f235ba4160673bcb7c9d58c2f09dbc7fc0efadea LICENSE
 SHA1 ca4c4b7a196a7ea1d907cf757dda78aa99bc11a4 MANIFEST
-SHA1 3f7f12e6e6f44992b29ee734d8883efd2875cc8b META.yml
+SHA1 6e831ac0b08596012c0c25e9f65ec306086dbf8b META.yml
 SHA1 bf565cd7d1f49956edaed8f89c6021c9ef4847b6 Makefile.PL
 SHA1 7e27ecbd2a455bf2ec9f91f1b8c29853a3663d62 README
 SHA1 44c868f5785c02e7f6a39e36e840863680b88e6f lib/Business/Hours.pm
==> MISMATCHED content between SIGNATURE and distribution files! <==