How to show fingerprint in email header?

[Satoshi Yoshida]

Daniel Kahn Gillmor <dkg at fifthhorseman.net> writes:

> This is probably more of a question for your mail user agent than for
> GnuPG, since GnuPG doesn't send mail.  What program do you use to send
> mail?

I am using Gnus. I know how to edit email header.
I want to know Openpgp: style still alive or not.
Sorry my poor English. I'm a Japanese.

-- 
Satoshi Yoshida
https://satoshi.blog