I think the description needs to be updated here. These URIs don't actually point to resources, so what are you supposed to do with this? This is more of a comment string since I'm not sure there's a good way to actually capture this information unless it's supposed to point to a metadata file or the source data itself
_Originally posted by @cthoyt in https://github.com/mapping-commons/sssom/pull/394#discussion_r1827981496_