Depends what you mean. Any individual can absolutely order events. It's just they might not agree with someone else's ordering. So as long as you designate a

Depends what you mean. Any individual can absolutely order events. It's just they might not agree with someone else's ordering. So as long as you designate an observer, or a couple observers and have a conflict resolution protocol that accounts for whatever it needs to account for (not much if all observers are in the same datacenter, a bit more if they happen to be scattered across galaxies), there's no inherent problem.