>>19 の中身を確認した
https://twitter.com/OishiiSlurper/status/214188126158065664 $ gpg --verify signature.txt Treasure.rar
gpg: Signature made Sun 17 Jun 2012 11:44:39 AM JST using DSA key ID F73BD21D
gpg: Good signature from "Oishii Slurper"
gpg: WARNING: This key is not certified with a trusted signature!
gpg: There is no indication that the signature belongs to the owner.
Primary key fingerprint: 7966 47D9 74FA FA20 5DF0 1E45 772D FE78 F73B D21D