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:
Jan. 26, 2021
Filed:
Aug. 29, 2018
International Business Machines Corporation, Armonk, NY (US);
Senthilnathan Natarajan, Bangalore, IN;
Chander Govindarajan, Bangalore, IN;
Manish Sethi, Cary, NC (US);
Adarsh Saraf, Bangalore, IN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
An example operation may include one or more of retrieving, into a corrupted node in a blockchain network that is at least one corrupted or forked, a state database checkpoint of a state database created at a block number of a blockchain of the blockchain network, wherein the retrieved state database checkpoint comprises a last known non-corrupted or non-forked checkpoint state, retrieving, into the corrupted node, blocks of the blockchain from the checkpoint block number to a current block number, constructing an initial state database from the retrieved state database checkpoint, and executing, at the corrupted node, the transactions of the retrieved blocks on the initial state database to generate a current state database.