How pinging works

i weirdly notice that my blog posts are not indexed by google blog
and technocrati. Pinging is enabled and I configured pinging with the
following voices under “URL to pings”:

am I missing something?

Piero C. wrote:

am I missing something?
I have noticed the same issues myself. I haven’t done much testing yet
but I planned on seeing if I could verify this problem and maybe come up
with a patch.

Anyone else?