On MediaWiki 1.27, I can query for revisions made past a certain timestamp.
If, however, I format the timestamp this way:
- 2016-08-30T00:00:00+00:00
I get an error. This timestamp, however, works.
- 2016-08-30T00:00:00
This timestamp is ISO format generated from the following python line:
https://github.com/grimoirelab/perceval/blob/master/perceval/backends/mediawiki.py#L431
A small testcase to illustrate the problem even better: