I don't know the exact number of universities. There are over 65 organizations. Some of them may not be universities. They may be publishers or funders.
Yes, we signed in 2019. My understanding is that part of the delay in implementation was due to the pandemic. However, I know of no jurisdiction in this world that is done with responsible research assessment implementation, and I don't think it's something we would ever want to be done. I think that as a federal government we will always want to be monitoring, evaluating and improving how we assess research excellence in this country and how we fund research.