/lib/crda/pubkeys/ubuntu-devel-discuss@lists.ubuntu.com.key.pub.pem is in wireless-regdb 2016.06.10-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | -----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAukejJ2+XgujT+T6UjUKo
+JF7Enam9o9w+xreNXx/noBdsmJRL4Z07lBIep3uEGlMqaiz4O1GsmR1813Qwy4S
0WJrWTU9w8BKZNT+lzm1MnyJIi9JiZ446JOWpg8HQ4vMaOs0vb2n15iTRVm0kwoD
Y4vB9JbaP9svTrgpab3EsWJ32cCmdBxjnncLOIsQ4cf/DkfXdQQVDwSib1n/SjEL
D2bZoLZPRLjLVqbilLVYsN1nMw3PEmEf1M1YVFqeiMqKU+exJ36pZ+69e5bLn2HP
qaSktQFdCnyu+UnWNPSYQiEqUYUkzZa+Tekw5lwAh1wPt57WWcly0ips0JNT2dMA
EQIDAQAB
-----END PUBLIC KEY-----
|