is the april 19 iso on planetunix official

[Olive Power]

is the april 19 iso on planetunix official
all other cdn (cfloudflare verizon leaseweb) no iso
and what is the "openbse" on events.html<https://www.openbsd.org/events.html>
and can u fix some link on that page including
the "humppa music"