widoco deployments (with -`uniteSections`? ) have [anchors](https://www.w3.org/TR/html401/struct/links.html#h-12.2.3) of ontology terms like `<page_root>#<iri>` but rewrites currently redirect to `<page_root>/<iri>`: https://github.com/materialdigital/w3id/blob/c4bad3d65e6d3994ff0ad81f2c03c61f509a9c5c/pmd/.htaccess#L40