Allow identifier reset

app/models/concerns/has_uuid_identifier.rb

@@ -17,6 +17,15 @@ module HasUuidIdentifier
     end
   end
 
+  def reset_identifier
+    self.identifier = UUIDTools::UUID.timestamp_create.to_s
+  end
+
+  def reset_identifier!
+    reset_identifier
+    save
+  end
+
   private
 
   def ensure_identifier