"Creation date" is a predefined property that corresponds to the date of the first revision of a subject and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
C
13:45:18, 30 October 2018 +
14:05:28, 17 December 2018 +
15:23:37, 18 January 2019 +
09:01:28, 6 December 2018 +
10:22:09, 17 December 2018 +
07:33:49, 9 September 2019 +
06:54:05, 22 January 2019 +
15:13:45, 4 January 2019 +
15:43:49, 30 April 2020 +
10:33:34, 17 December 2018 +
13:41:21, 13 December 2018 +
16:04:12, 15 October 2018 +
16:26:29, 30 January 2019 +
16:43:39, 30 January 2019 +
14:04:21, 28 April 2023 +
13:52:51, 3 July 2023 +
17:43:05, 9 December 2020 +
10:48:23, 14 December 2020 +