ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,786, issued on July 14.

"Methods and systems for fast consensus within distributed ledgers" was invented by Mohammad Jalalzai (Vancouver, Canada), Chen Feng (Vancouver, Canada) and Victoria Lemieux (Vancouver, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Blockchains operate as decentralized, self-regulating systems that involve contributions from hundreds of thousands of participants who work on the verification and authentication of transactions occurring on the blockchain. The consensus mechanism within such a system provides the set of rules that determine the legitimacy of contributions made by the various participants of the blockchain...