Update app.py

app.py

@@ -192,7 +192,7 @@ def demo_run(image: str,
 
 markdown_description = """
     # SceneDINO Demo
-    [Paper](https://arxiv.org/abs/xxxx.xxxxx) | [Code](https://github.com/tum-vision/scenedino) | [Project Page](https://visinf.github.io/scenedino/)
+    [Paper](https://arxiv.org/abs/2507.06230) | [Code](https://github.com/tum-vision/scenedino) | [Project Page](https://visinf.github.io/scenedino/)
 
     Upload a single image to infer 3D geometry and semantics with **SceneDINO**. You can find some example images below.