Signed with the key of Horms which can be found on key servers as id 0x05410E97 To verify the signature using gpg run: gpg --verify checksums.asc checksums To generate the checksums, use the md5sums and sha1sums commands MD5 Checksums: 7e3f752af06c25f7141c4b67a538e718 heartbeat-1.2.4.tar.gz SHA1 Checksums: 34f3d9bfb9956cdba7f77597f5f06c4e652e491c heartbeat-1.2.4.tar.gz