Add canonical Fire3D citation

README.md

@@ -25,3 +25,17 @@ Ready-to-run model inputs are released separately in
 [`hongchi/Fire3D`](https://huggingface.co/datasets/hongchi/Fire3D), and model
 weights are available from
 [`hongchi/Fire3D`](https://huggingface.co/hongchi/Fire3D).
+
+## Citation
+
+Please cite Fire3D when using these presentation assets.
+
+```bibtex
+@article{xia2026fire3d,
+  title={{FIRE3D}: Feed-forward Interactive 3D Scene Reconstruction Within A Minute},
+  author={Xia, Hongchi and Cheng, Tianhang and Ma, Wei-Chiu and Wang, Shenlong},
+  journal={arXiv preprint arXiv:2609.08848},
+  year={2026},
+  url={https://arxiv.org/pdf/2609.08848}
+}
+```