Index: src/routes/activitypub.js
===================================================================
--- src/routes/activitypub.js	(revision fc404105536bc9fcadc1fdb7dceb0449fee77e98)
+++ src/routes/activitypub.js	(revision 439f09574e5643c1bfc9e6787974389afdb0802b)
@@ -135,4 +135,7 @@
 queueRoute('follows', (id) => Guardianship.followsCollection(id));
 queueRoute('wards', (id, slug) => Guardianship.wardsCollection(id, slug));
+// Availability (FEP-633c 3.6.1) is never public: the ward reads its
+// guardians' real states here and nowhere else.
+queueRoute('guardians', (id, slug) => Guardianship.guardiansCollection(id, slug));
 
 // ── Inbox read (owner only, AP C2S) ───────────────────────────────