Update links in app.py for the VMem paper to point to the correct URL.

app.py

@@ -808,7 +808,7 @@ with gr.Blocks(theme=gr.themes.Base(primary_hue="blue")) as demo:
         gr.Image("assets/title_logo.png", width=60, height=60, show_label=False, show_download_button=False, container=False, interactive=False, show_fullscreen_button=False)
         gr.Markdown("# Consistent Interactive Video Scene Generation with Surfel-Indexed View Memory", elem_id="page-title")
         gr.Markdown(
-            "### Interactive Demo for [_VMem_](https://arxiv.org/abs/xxx) that enables interactive consistent video scene generation."
+            "### Interactive Demo for [_VMem_](http://arxiv.org/abs/2506.18903) that enables interactive consistent video scene generation."
         )
         gr.Markdown("---")
         gr.Markdown("#### Links ↓")
@@ -824,7 +824,7 @@ with gr.Blocks(theme=gr.themes.Base(primary_hue="blue")) as demo:
                 )
                 gr.Button(
                     value="Paper",
-                    link="https://arxiv.org/abs/xxx",
+                    link="https://arxiv.org/abs/2506.18903",
                     icon="https://simpleicons.org/icons/arxiv.svg",
                     elem_classes=["header-button"],
                     size="md",