Signing up for the mailing list can be done at https://360x-referral.com/mailman3/lists/360x-contrib.360x-referral.com/
There is an archive of all messages sent to the mailing list, including the meeting requests, at https://360x-referral.com/archives/list/360x-contrib@360x-referral.com/
Work on preparing the IHE Supplement for trial use publication is continuing, with the goal of it to be ready for the October 21-24 Face to face IHE meeting.
The "360X on TEFCA" survey is out and getting some responses.