Reference List demonstration page
Links in references in the Reference List demonstration page are decorated with
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
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.