data-versionurl
and
data-versiondate
attributes.
The former attribute contains the URI of a snapshot of the linked resource that was created when referencing it. In the demonstrations, that
information is used to provide a "Get from archive" option. The latter attribute contains the datetime of taking the snapshot.
In combination with
the URI of the original resource provided in the href
attribute of the link, it will result in the provision of a
"Get near link date" option. This feature will find a snapshot of the bookmarked
resource that was created around the time of taking the snapshot,
even if the snapshot that was taken is itself not accessible.
data-versionurl
and data-versiondate
attributes as described above. These
information elements are made actionable using the
Robust Links JavaScript and CSS code, available in this
Robust Links GitHub repository,
and linked to by means of the
JavaScript DOI and
CSS DOI.
data-versionurl
and
data-versiondate
attributes to robustify its links.
When a link is clicked, a server-side script is called that checks whether it still works.
data-versionurl
is provided,
the user is redirected to the snapshot provided in the attribute.data-versiondate
is available,
the redirection is based on its datetime value.data-versionurl
or data-versiondate
attribute is provided the user is offered a choice: visit the live resource or visit a snapshot
that is obtained on the basis of the provided attributes.
This approach deals with the content drift aspect of reference rot: a user can visit the snapshot that was created
by the web page author to see what the linked page looked like when the link was put in place.data-versiondate
attribute on links with as value the date of bookmarking.