Update paper link text

README.md

@@ -20,7 +20,7 @@ This checkpoint is fine-tuned on the full LIBERO training mixture with depth-and
 
 - 📂 Models: [Models](https://huggingface.co/collections/allenai/molmoact2-models), [Finetuned Models](https://huggingface.co/collections/allenai/molmoact2-finetuned-models)
 - 📂 Datasets: [MolmoAct2-BimanualYAM Dataset](https://huggingface.co/collections/allenai/molmoact2-datasets), [MolmoAct2 Datasets](https://huggingface.co/collections/allenai/molmoact2-datasets), [Molmo2-ER Datasets](https://huggingface.co/collections/allenai/molmo2-er-datasets)
-- 📄 Paper: https://arxiv.org/abs/2605.02881
+- 📄 Paper: [arXiv:2605.02881](https://arxiv.org/abs/2605.02881)
 - 💻 Code: [allenai/molmoact2](https://github.com/allenai/molmoact2)
 - 🎥 Blog Post: [MolmoAct2](https://allenai.org/blog/molmoact2)