Add metadata and update paper link

README.md

@@ -1,4 +1,11 @@
 ---
+license: cc-by-4.0
+task_categories:
+- other
+tags:
+- chemistry
+- supramolecular-chemistry
+- science
 dataset_info:
   features:
   - name: id
@@ -55,9 +62,9 @@ domain-adaptive pretraining (DAPT).
 
 ## Links
 
-- 📄 **Paper:** arXiv link coming soon
-- 💻 **Code:** https://github.com/Tianyi-Billy-Ma/SupraBench
-- 🤗 **All datasets:** https://huggingface.co/SupraBench
+- 📄 **Paper:** [SupraBench: A Benchmark for Supramolecular Chemistry](https://huggingface.co/papers/2606.13477)
+- 💻 **Code:** [https://github.com/Tianyi-Billy-Ma/SupraBench](https://github.com/Tianyi-Billy-Ma/SupraBench)
+- 🤗 **All datasets:** [https://huggingface.co/SupraBench](https://huggingface.co/SupraBench)
 
 ## The dataset family
 
@@ -156,6 +163,6 @@ If you use SupraBench, please cite the paper and the upstream data sources.
   title   = {SupraBench: A Benchmark for Supramolecular Host--Guest Chemistry Reasoning in Large Language Models},
   author  = {Ma, Tianyi and Ma, Yijun and Wang, Zehong and Sun, Weixiang and Li, Ziming and Schmidt, Connor R. and Zhang, Chuxu and Webber, Matthew J. and Ye, Yanfang},
   year    = {2026},
-  note    = {arXiv preprint, link coming soon}
+  note    = {arXiv preprint, https://huggingface.co/papers/2606.13477}
 }
-```
+```