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André Henriques
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Your data is equivalent to having a piecewise linear map (not necessarily an embedding) of the surface into $\mathbb R^n$, so that the vertices of the triangulation map to $\mathbb Z^n$. That map is well defined up to an overall translation (assuming the surface is connected).

André Henriques
  • 43.2k
  • 5
  • 130
  • 264