Move Nexus acknowledgement to end of README and model card

README.md

@@ -23,10 +23,6 @@ contains vertex EMA 100K, topology EMA 10K and topology VAE EMA 30K. Install the
 MeshAxiom source package for the Python API, CLI and agent tools. No optimizer,
 training data or alternative inference preset is included.
 
-## Relationship to Nexus
-
-MeshAxiom-Base's geometry pipeline is a paper-based reimplementation of the two-stage vertex and topology diffusion framework in [Nexus](https://arxiv.org/abs/2607.13563). MeshAxiom builds on this foundation with Exact inference acceleration, agent/tool interfaces, and downstream 3D workflows. We thank the Nexus authors for their foundational work.
-
 ## Usage
 
 ```python
@@ -78,3 +74,7 @@ weight download. Third-party terms and notices are retained.
 ## Paper
 
 The arXiv link and citation will be added when the preprint is available.
+
+## Acknowledgements
+
+MeshAxiom-Base's geometry pipeline is a paper-based reimplementation of the two-stage vertex and topology diffusion framework in [Nexus](https://arxiv.org/abs/2607.13563). MeshAxiom builds on this foundation with Exact inference acceleration, agent/tool interfaces, and downstream 3D workflows. We thank the Nexus authors for their foundational work.

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