diff --git a/index.html b/index.html
index fba211c..c5bd493 100644
--- a/index.html
+++ b/index.html
@@ -392,6 +392,9 @@
 (function () {
   var inTheseus = location.hostname === 'pithos.sia';
   var path = location.pathname.replace(/^\/bns\/pithos\.sia(?=\/|$)/, '').replace(/^\/pithos(?=\/|$)/, '') || '/';
+  // pithos.sia/l/<id>/<name>: a public link; the file lives at navigate.st/sia
+  var link = /^\/l\/([A-Za-z0-9_-]{4,64}(?:\/.*)?)$/.exec(path);
+  if (link) { location.replace('https://navigate.st/sia/' + link[1] + location.search); return; }
   var sitePage = /^\/(index\.html|vs(\.html)?|docs(\/.*)?|llms\.txt)?$/.test(path);
   var appPath = sitePage ? '/' : path;
   var href = inTheseus ? (sitePage ? '/app' : path) : 'http://127.0.0.1:47621/open?path=' + encodeURIComponent(appPath);