[metrics-team] What does first_seen="1970-01-01 00:00:00" mean in an Onionoo bridge details document?

[nusenu]

https://trac.torproject.org/projects/tor/ticket/20994

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 801 bytes
Desc: OpenPGP digital signature
URL: <http://lists.torproject.org/pipermail/metrics-team/attachments/20161215/3b5c8846/attachment.sig>