gpg --list-key

dummy@osp:~$ gpg --list-key
/home/dummy/.gnupg/pubring.kbx
------------------------------
pub   rsa4096 2021-03-14 [SC] [expires: 2022-03-14]
      883F5A0CC8EF72D9CF87ADE2EAC3041E9175151A
uid           [ultimate] Dummy McDumbDumb (DUMMY) <dummy@fakeSpammBait.com>
sub   rsa4096 2021-03-14 [E] [expires: 2022-03-14]

dummy@osp:~$

rm -f mypubkey1.txt
gpg --output mypubkey1.txt --armor --export 883F5A0CC8EF72D9CF87ADE2EAC3041E9175151A
ls -al mypubkey1.txt
sha1sum mypubkey1.txt

dummy@osp:~$ rm -f mypubkey1.txt

dummy@osp:~$ gpg --output mypubkey1.txt --armor --export 883F5A0CC8EF72D9CF87ADE2EAC3041E9175151A

dummy@osp:~$ ls -al mypubkey1.txt
-rw-r--r-- 1 dummy dummy 3171 Mar 14 17:07 mypubkey1.txt

dummy@osp:~$ sha1sum mypubkey1.txt
0df39f3caf3719928b0d9d67333cfbe373710a72  mypubkey1.txt

dummy@osp:~$

rm -f mypubkey2.txt
gpg --output mypubkey2.txt --armor --export EAC3041E9175151A
ls -al mypubkey2.txt
sha1sum mypubkey2.txt

dummy@osp:~$ rm -f mypubkey2.txt

dummy@osp:~$ gpg --output mypubkey2.txt --armor --export EAC3041E9175151A

dummy@osp:~$ ls -al mypubkey2.txt
-rw-r--r-- 1 dummy dummy 3171 Mar 14 17:15 mypubkey2.txt

dummy@osp:~$ sha1sum mypubkey2.txt
0df39f3caf3719928b0d9d67333cfbe373710a72  mypubkey2.txt

dummy@osp:~$

rm -f mypubkey3.txt
gpg --output mypubkey3.txt --armor --export 9175151A
ls -al mypubkey3.txt
sha1sum mypubkey3.txt

dummy@osp:~$ rm -f mypubkey3.txt

dummy@osp:~$ gpg --output mypubkey3.txt --armor --export 9175151A

dummy@osp:~$ ls -al mypubkey3.txt
-rw-r--r-- 1 dummy dummy 3171 Mar 14 17:19 mypubkey3.txt

dummy@osp:~$ sha1sum mypubkey3.txt
0df39f3caf3719928b0d9d67333cfbe373710a72  mypubkey3.txt

dummy@osp:~$

rm -f mypubkey4.txt
gpg --output mypubkey4.txt --armor --export dummy@fakeSpammBait.com
ls -al mypubkey4.txt
sha1sum mypubkey4.txt

dummy@osp:~$ rm -f mypubkey4.txt

dummy@osp:~$ gpg --output mypubkey4.txt --armor --export dummy@fakeSpammBait.com

dummy@osp:~$ ls -al mypubkey4.txt
-rw-r--r-- 1 dummy dummy 3171 Mar 14 17:22 mypubkey4.txt

dummy@osp:~$ sha1sum mypubkey4.txt
0df39f3caf3719928b0d9d67333cfbe373710a72  mypubkey4.txt

dummy@osp:~$

rm -f mypubkey5.txt
gpg --output mypubkey5.txt --armor --export DUMMY
ls -al mypubkey5.txt
sha1sum mypubkey5.txt

dummy@osp:~$ rm -f mypubkey5.txt

dummy@osp:~$ gpg --output mypubkey5.txt --armor --export DUMMY

dummy@osp:~$ ls -al mypubkey5.txt
-rw-r--r-- 1 dummy dummy 3171 Mar 14 17:33 mypubkey5.txt

dummy@osp:~$ sha1sum mypubkey5.txt
0df39f3caf3719928b0d9d67333cfbe373710a72  mypubkey5.txt

dummy@osp:~$