The U.S. Patent and Trademark Business (USPTO) has awarded Xerox a patent for a blockchain-driven auditing system for electronic data files, according to a patent filing posted Nov. 13.
Xerox — recognised for its eponymous printing and electronic copying appliances — 1st submitted the patent in August 2017. The patent describes a blockchain-primarily based system for the secure recording of revisions created to electronic documents.
The technological know-how available by Xerox can supposedly detect irrespective of whether a file has been altered and tracks the record of variations manufactured. Owing to the decentralized verification mechanism, the technique thus gets resistant to tampering, the filing states.
Explaining the technology driving the patent, Xerox describes a sequence of blockchain nodes that might approve or dismiss every single amendment designed. The submitting also implies that the administration community will warn its customers whenever a unique node fails to approve the document or the material differs from its verified model.
Xerox believes that the freshly patented know-how can be employed to audit digital files in quite a few places, this kind of as healthcare and economical information, tax papers, and academic documents. The submitting specially mentions prison investigation records, this sort of as job interview notes, crime scene photos and DNA examination results that need to be safeguarded from alterations and tampering.
In 2016, Xerox submitted a identical patent., aiming to create a blockchain-centered timestamp protocol for facts this sort of as copies or pics. According to the submitting, the firm wished the marks to be irrevocable, indicating that data bearing these a mark could be submitted in court docket as proof.
Major tech and electronics businesses have filed a slew of patent applications for many proprietary iterations and applications of blockchain technology. A September report said that IBM experienced filed far more blockchain-associated patent programs than any other enterprise at the time of publication.
IBM has submitted more than 90 blockchain patents, the most the latest of which aims to use blockchain technological know-how to aid scientific investigation and supply a report of its success.