The last changelog entry implies this version is not for release. Instead it should specify the distribution it is to be uploaded to.
The tag is present in Lintian version
That is the most recent version we know about.
We use semantic versions.
The patch number is a commit step indicator relative to the
release tag in our Git
You can find the detection logic for this version at commit 3410a22. For merge requests, please use the latest version in the Lintian check debian/changelog.
This tag is experimental.