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System for authenticating an additively manufactured object

United States Patent

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June 30, 2020
View the Complete Patent at the US Patent & Trademark Office
A method for authenticating an additively manufactured (AM) object is disclosed herein. A computing device obtains a measurement that is indicative of a stochastic distribution of dopant incorporated into the AM object. The computing device generates authentication data for the AM object based upon the measurement, and authenticates the AM object based upon the authentication data.
15/ 838,856
December 12, 2017
H04L 29/06 (20060101)H04L 9/32 (20060101)H04L 9/08 (20060101)
STATEMENT OF GOVERNMENTAL INTEREST This invention was made with Government support under Contract No. DE-NA0003525 awarded by the United States Department of Energy/National Nuclear Security Administration. The U.S. Government has certain rights in the invention.