avl_time_state.md

 # AVL Time State
 
 ```plantuml
+
 @startuml
 autonumber
+Bob -> Alice : Authentication Request
+Bob <- Alice : Authentication Response
+
+autonumber 15
+Bob -> Alice : Another authentication Request
+Bob <- Alice : Another authentication Response
 
-SystemTime <- Last Valid Time : load Time
+autonumber 40 10
+Bob -> Alice : Yet another authentication Request
+Bob <- Alice : Yet another authentication Response
 
 @enduml
 ```