| version = 2+
}}
== Own properties ==
{| class="wikitable" width=50%
|-
! width=30% | Name !! width=20% | Data type !! Comment
|-
| '''CTS''' (CTS) || {{{PropertyType|DateTime|DateTime}}} || [[Creation time stamp]]
|-
| '''UTS''' (UTS) || DateTime || [[Update time stamp]]
|-
| '''Version''' (VERSION) || itn || [[Update time stamp]]
|}
[[Category:System MetaClasses]]
[[Category:Relation Data]]