{"id":19028474,"date":"2026-09-24T15:10:01","date_gmt":"2026-09-24T15:10:01","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/incorrect-timestamp-in-sitemap_index-xml\/"},"modified":"2026-09-24T15:10:01","modified_gmt":"2026-09-24T15:10:01","slug":"incorrect-timestamp-in-sitemap_index-xml","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/incorrect-timestamp-in-sitemap_index-xml\/","title":{"rendered":"Incorrect timestamp in sitemap_index.xml"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">While looking into a site with SEO issues I noticed that the sitemap_index.xml was reporting lastmod timestamp for post-sitemap.xml that matched the latest mod timestamp for the entire site, instead of showing lastmod timestamp for the last post <em>in that sitemap<\/em>. That can&#8217;t be the intended setup, right? I can provide exports of the sitemap before and after applying a fix on request.<\/p>\n","protected":false},"template":"","class_list":["post-19028474","topic","type-topic","status-publish","hentry","topic-tag-sitemap","topic-tag-timestamp"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19028474","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19028474\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=19028474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}