diff --git a/site/config/_default/params.toml b/site/config/_default/params.toml
index bf79d48..8d503e6 100644
--- a/site/config/_default/params.toml
+++ b/site/config/_default/params.toml
@@ -11,6 +11,7 @@ showRecent = false
 
 [article]
 showTableOfContents = false
+showDate = false
 
 [header]
 layout = "basic"
diff --git a/site/content/spec/_index.md b/site/content/spec/_index.md
index 43145de..53dd60a 100644
--- a/site/content/spec/_index.md
+++ b/site/content/spec/_index.md
@@ -1,6 +1,7 @@
 ---
 title: "Specifications"
 description: "The Agent-Friendly Documentation Spec family: web delivery today, with companion specifications planned for content composition and repository-local docs."
+showChildPages: false
 ---
 
 Agent-friendly documentation has more than one surface. This page is the
diff --git a/site/layouts/_default/list.html b/site/layouts/_default/list.html
index 64c7650..dac2f2b 100644
--- a/site/layouts/_default/list.html
+++ b/site/layouts/_default/list.html
@@ -25,7 +25,7 @@ <h1 class="mt-0 text-4xl font-extrabold text-neutral-900 dark:text-neutral">{{ .
       {{ .Content | emojify }}
     </div>
   </section>
-  {{ if .Data.Pages }}
+  {{ if and .Data.Pages (.Params.showChildPages | default true) }}
     <section>
       {{ if $.Params.groupByYear | default ($.Site.Params.list.groupByYear | default true) }}
         {{ range (.Paginate (.Pages.GroupByDate "2006")).PageGroups }}
diff --git a/site/split_spec.py b/site/split_spec.py
index 83cc2a8..3a457c2 100644
--- a/site/split_spec.py
+++ b/site/split_spec.py
@@ -227,9 +227,12 @@ def main():
             f'description: "{desc}"',
             f"weight: {weight}",
             "showTableOfContents: true",
-            "---",
-            "",
         ]
+        if slug == "_index":
+            # The overview hand-curates its contents list; suppress the
+            # theme's dated child-page listing.
+            header.append("showChildPages: false")
+        header += ["---", ""]
         if slug == "_index":
             nav = "\n".join(contents) + "\n"
             # Insert contents list right after the status table (before Abstract).