Remove unresolved DOI from dataset card

README.md

@@ -20,7 +20,6 @@ Contents are stored under `data/models/` and are intended to be downloaded into
 ## Related repositories
 
 - Paper: [arXiv:2605.11355](https://arxiv.org/abs/2605.11355)
-- DOI: [10.48550/arXiv.2605.11355](https://doi.org/10.48550/arXiv.2605.11355)
 - PyPI package: [gym-invmgmt](https://pypi.org/project/gym-invmgmt/)
 - Final paper/code repository: [r2barati/gym-invmgmt-paper](https://github.com/r2barati/gym-invmgmt-paper)
 - Standalone Gymnasium environment package: [r2barati/gym-invmgmt](https://github.com/r2barati/gym-invmgmt)
@@ -68,7 +67,6 @@ If you use these trained checkpoints, please cite:
   year = {2026},
   eprint = {2605.11355},
   archivePrefix = {arXiv},
-  primaryClass = {cs.LG},
-  doi = {10.48550/arXiv.2605.11355}
+  primaryClass = {cs.LG}
 }
 ```