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Gabor’s overview: https://gist.github.com/geszes/3d4b9ff49441058db434
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Clemson Authology schema: http://authology.org/doc/VaultServiceReference/vaultServiceReference.html
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Penn State Person Bio Record
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COmanage Registry Data Model
Person Schema Comparisons:
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https://spaces.at.internet2.edu/display/cifer/SOR-Registry+Core+Schema+Strawman
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