Add UTM tracking to outbound links; fix product links

README.md

@@ -160,6 +160,17 @@ If you use this dataset in research, products, or downstream tooling, please cit
 
 CC-BY 4.0 requires attribution; the citation above — or any substantively equivalent form that names the dataset, version, and license — satisfies that requirement.
 
+## Who maintains this
+
+Built and maintained by **Aulvem**, a solo studio that publishes AI-readable structured datasets
+in areas where machine-readable ground truth is scarce.
+
+- Dataset overview and update notes → **[aulvem.com/products/pet-airlines](https://aulvem.com/products/pet-airlines/?utm_source=huggingface&utm_medium=dataset_card&utm_campaign=pet-airlines)** ([日本語](https://aulvem.com/ja/products/pet-airlines/?utm_source=huggingface&utm_medium=dataset_card&utm_campaign=pet-airlines))
+- Other datasets → [EPR + De Minimis Tariff Compliance](https://huggingface.co/datasets/Aulvem/epr-compliance) · [Cross-Border Product Recalls](https://huggingface.co/datasets/Aulvem/recall-radar) · [Japanese Invoice & Receipt Extraction](https://huggingface.co/datasets/Aulvem/japanese-invoice-receipt-extraction-eval)
+
+If this dataset is useful, **Watch** the repo (top right) to be notified when the coverage expands —
+that is the only notification channel; there is no mailing list.
+
 ## License
 
 Released under [Creative Commons Attribution 4.0 International (CC-BY 4.0)](https://creativecommons.org/licenses/by/4.0/). You are free to share and adapt, including for commercial use, provided you give appropriate credit.