Patent ID: 11880433
Assignee: COLLECTORY S.A R.L.
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A method for linking authentication documents to a piece of artwork using blockchain, comprising:
maintaining, by one or more processors, a blockchain with a plurality of computing devices;
obtaining, by the one or more processors, one or more documents comprising data corresponding to a piece of artwork;
generating, by the one or more processors, a document hash for each of the one or more documents based on text contained in the respective documents;
generating, by the one or more processors, a frequency hash based on a light wave frequency;
appending, by the one or more processors, a block instance to the blockchain by generating a block address based on the document hashes for the one or more documents, the frequency hash, and an identification of the piece of artwork; and
transmitting, by the one or more processors, instructions to a seal coating device, receipt of the instructions causing the seal coating device to apply a seal coating to the piece of artwork and a certificate containing the document hashes for the one or more documents, the seal coating configured to appear only when light having the light wave frequency of the frequency hash is directed at the seal coating.