diff --git a/releases-manifest.json b/releases-manifest.json
index 3956ec8..f115cde 100644
--- a/releases-manifest.json
+++ b/releases-manifest.json
@@ -340,6 +340,20 @@
         "TheseusNavigator-0.3.49-portable.exe": "1e44162b3dddb79dff7609374e0f02153a38255d5a94847dd95d99d29c7f582a",
         "TheseusNavigator-Setup-0.3.49.exe": "0f1c34063963cd72e051662617aea51642a01c3a3c4a2a0a03f831131fa83cc5"
       }
+    },
+    {
+      "id": "pithos-desktop",
+      "product": "Pithos",
+      "version": "0.3.17",
+      "date": "2026-10-04",
+      "platform": "win-x64",
+      "signed": false,
+      "signingAuthority": null,
+      "changes": "The first Windows desktop app for Pithos, the control panel for s3d and Sia storage. Install it or run the portable exe; it fetches s3d on first run and checks its checksum. Its footer tells you when a newer build is out. When you connect a Sia account, Pithos asks for the email you sign in with on Sia Storage and names the account after it.",
+      "files": {
+        "Pithos-0.3.17-portable.exe": "16acbcb776bec2f427b0b78c2de19e50d4cbed4aee70ce34c2bf13f5af8c37a4",
+        "Pithos-Setup-0.3.17.exe": "d167d574e2158c31e080836a7dea3d1eeffbf03f0715788130a9e79562c5aa28"
+      }
     }
   ]
 }