Re: How to get dateCreated for Rich Results

Use rvdir=newer to get earliest revision.

Example :

https://en.wikipedia.org/w/api.php?action=query&prop=revisions&titles=OpenStreetMap&rvlimit=1&rvdir=newer&rvprop=timestamp|user&format=json

On Fri, Dec 12, 2025, 12:03 AM encyc via Wikitech-l <
[email protected]> wrote:

> Good afternoon everyone and thank you for this list.
>
> I'm working on an extension (
> https://www.mediawiki.org/wiki/Extension:RichResults) and need to know
> the best way to get the article creation date (
> https://schema.org/dateCreated), i.e. the first edit date. dateModified
> was easy but dateCreated seems different. I understand it might mean
> hitting the database. What's the best way to do this without slowing
> performance? (version 1.44+) <https://schema.org/dateCreated>
>
> Flounder ceo
> encyc
>
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