1. A method of generating a unique identifier for a manufactured part, the method comprising: identifying a reference feature on a surface of the manufactured part; identifying a boundary area on the surface of the manufactured part based on a location of the reference feature; quantifying one or more naturally occurring nodes within non-uniform boundary regions of the boundary area; interpreting the one or more naturally occurring nodes based on a node total corresponding to each of the non-uniform boundary regions; and generating the unique identifier based on a result of the interpreting.