What causes this bad signature

[Sebastian Wiesinger]

* gnupgpacker <gnupgpacker at on.yourweb.de> [2015-11-15 10:39]:
> Hi,
> 
> there is a German government service that signs PGP keys??
> 
> What's the way to get it signed? Which institution?

It's here: https://pgp.governikus-eid.de/pgp/

But as you can see the signature is not working. And the signature for
my @gnupg.net UID didn't arrive at all.

Regards

Sebastian

-- 
GPG Key: 0x93A0B9CE (F4F6 B1A3 866B 26E9 450A  9D82 58A2 D94A 93A0 B9CE)
'Are you Death?' ... IT'S THE SCYTHE, ISN'T IT? PEOPLE ALWAYS NOTICE THE SCYTHE.
            -- Terry Pratchett, The Fifth Elephant