SECURE AND TRACEABLE MANUFACTURED PARTS

A method for verification and authentication of additive manufactured products includes the steps of receiving, from a customer, at least one customer requirement for a product, deriving at least onemanufacturing requirement and generating a product geometry file for the product, recording, by a first computing device, to a distributed transaction register, a first transaction reflecting certification of the product geometry file, obtaining a first output reflecting the first transaction, printing the product with a 3D printer, recording, by a second computing device, to the distributed transaction register, a second transaction reflecting the printing of the product and the first output, obtaining a second output reflecting the second transaction, embedding within the product a unique code reflecting the second output, whereby the product geometry file and the printing of said product may be verified with the unique code such that the product may be authenticated. 一种用于验证和认证增材制造产品的方法，包括以下步骤：从客户接收对产品的至少一个客户需求，