Docs: neutralize dataset card (README.md)

README.md

@@ -24,10 +24,6 @@ viewer: false
 
 > **This dataset uses a composite licensing model. Please consult `LICENSE-DATA.md` and `NOTICE.md` before redistribution.**
 
-**Persistent identifier**: [10.5281/zenodo.21224009](https://doi.org/10.5281/zenodo.21224009) (Zenodo record, mirrors this HF release).
-
-**Companion paper**: Ma, K. (in prep.). *MARIS-Forecast: a multi-region AIS trajectory dataset with temporally aligned maritime context for vessel trajectory forecasting.* Scientific Data.
-
 # MARIS-Forecast — Multi-Region AIS Trajectory Dataset for Vessel Trajectory Forecasting
 
 Four maritime jurisdictions and two prediction horizons, packaged in a
@@ -49,7 +45,7 @@ ship-class label, and an inline OSM-temporal-consistency flag.
 ## Layout
 
 ```
-README.md  LICENSE  NOTICE.md  DATA_CARD.md  CITATION.cff  CHANGELOG.md  SUMMARY_v2.md
+README.md  LICENSE  NOTICE.md  DATA_CARD.md  CHANGELOG.md  SUMMARY_v2.md
 checkpoints/                                        9 DMA Track A baselines (unchanged from v1)
 scripts/extras/                                     stage_17, PBF parser, taxonomy unifier, verifier
 
@@ -192,7 +188,7 @@ snapshot_download(
         "track_a_short-term_Cross-domain_Datasets/*/train/**",
         "track_a_short-term_Cross-domain_Datasets/*/val/**",
         "track_a_short-term_Cross-domain_Datasets/*/test/**",
-        "*.md", "LICENSE", "CITATION.cff",
+        "*.md", "LICENSE",
     ],
 )
 
@@ -244,31 +240,11 @@ files, and different columns of one table, carry different licences:
 | Weather & sea-state columns (`met_*`, `sea_*`) | ERA5 / ECMWF (Copernicus) via Open-Meteo |
 
 Any redistributed derivative database that retains the OpenStreetMap-derived
-content must be licensed under **ODbL** (share-alike). Attribution is required
-for every upstream source used.
-
-## Citing
-
-```bibtex
-@dataset{ma_maris_forecast_2026,
-  author    = {Ma, Kun and Han, Qilong and Han, Xiao and Yao, Jingzheng and
-               Song, Chengjing and Gao, Tianyu and Na, Chunrui and Zhou, Ziqi and
-               Wang, Hao and Sun, Jiaying and Wu, Changmao},
-  title     = {MARIS-Forecast: a multi-region AIS trajectory dataset with temporally aligned maritime context for vessel trajectory forecasting},
-  year      = 2026,
-  publisher = {Zenodo},
-  version   = {v1.0.0},
-  doi       = {10.5281/zenodo.21224009},
-  url       = {https://doi.org/10.5281/zenodo.21224009}
-}
-```
-
-Mirror on Hugging Face (bit-for-bit identical files):
-https://huggingface.co/datasets/mark000071/envship_v2_datasets
-
-When publishing results, cite the upstream AIS provider for every
-subset used. See `CITATION.cff` and `NOTICE.md` for the recommended
-attribution lines.
+content must be licensed under **ODbL** (share-alike). **Attribution is required
+for every upstream source used** — when publishing results, cite the upstream AIS
+provider for every subset used (DMA, NOAA, Piraeus/Zenodo 6323416, Norway/Kystverket)
+together with © OpenStreetMap contributors and ERA5/ECMWF (Copernicus). See
+`NOTICE.md` for the recommended attribution lines.
 
 ## What's new in v2 (high level)