Add dataset card

README.md

@@ -22,7 +22,7 @@ configs:
 Daily snapshots of the Lightning Network (LN) collected from gossip messages
 between **2022-06-09** and **2024-10-14**. Used in the paper *Predicting
 Channel Closures in the Lightning Network with Machine Learning* (Antonelli
-et al., BCCA 2026) and consumed by the
+et al., 2026, under review) and consumed by the
 [ln-gossip-benchmark](https://github.com/siantonelli/ln-gossip-benchmark)
 codebase.
 
@@ -64,11 +64,4 @@ public by design; the data was collected with the
 
 ## Citation
 
-```bibtex
-@inproceedings{antonelli2026ln,
-  title  = {Predicting Channel Closures in the Lightning Network with Machine Learning},
-  author = {Antonelli, Simone and Davis, Vincent and Rush, Harrison and Potdevin, Anthony and Shrader, Jesse and Singh, Vikash and Rossi, Emanuele},
-  booktitle = {International Conference on Blockchain Computing and Applications (BCCA)},
-  year   = {2026}
-}
-```
+A BibTeX entry will be added once the paper is published.