The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 08, 2026
Filed:
Mar. 23, 2023
Nchain Licensing Ag, Zug, CH;
Ricky Charles Rand, London, GB;
Paul Clark, London, GB;
Alex Woods, London, GB;
Jack Owen Davies, London, GB;
Wei Zhang, London, GB;
nChain Licensing AG, Zug, CH;
Abstract
There is provided a computer implemented method. The method provides a generation of a proof of existence data structures. The method comprising: (i) receiving a request comprising a data reveal path, the data reveal path referencing a node of interest within an input hierarchical data structure (ii) obtaining the input hierarchical data structure comprising an input root node and a plurality of input nodes, wherein each of the input nodes within the input hierarchical data structure have an associated value, and (iii) generating an output hierarchical data structure based on the data reveal path and the input hierarchical data structure, wherein the output hierarchical data structure comprises a plurality of output nodes. There is also provided a method for verification of the proof of existence.