YouTube provides a way to give someone a link to a video, with a specific starting timestamp.
I'd like to do something similar, but with a livestream video. Here's a sample livestream video.
Web Applications Stack Exchange is a question and answer site for power users of web applications. It only takes a minute to sign up.Sign up to join this community
This feature is not available for Livestream videos.
However, if you are the producer of the content and want your viewers to watch a stream starting a specific time, you can create a video highlight that you can send to them.
Here are instructions on how to do that: What Is a Highlight and How Do I Create One?