International Business Machines Corporation

Kyndryl, Inc.

Neeraj Kumar Gupta

Anuj Kumar Garg

Himanshu Gupta

Mani Madhukar

Mukesh Kumar Mohania

Vineet Khatri

A processor may receive a smart contract. The processor may generate an entity policy. The entity policy may provide one or more world-state rules associated with a particular entity. The processor may update, responsive to receiving the smart contract, a world-state database of the particular entity. The one or more world-state rules may affect the world-state database of the particular entity differently than the world-state database of a second entity.

Blockchain selective world state database

An example operation includes one or more of identifying, by an archiving server node, a unique archival policy for each of a plurality of blockchain nodes, executing, by the archiving server node, a consensus mechanism to determine at least one block from a plurality of blocks of the plurality of the blockchain nodes to be archived, and running the unique archival policy to archive the at least one block from the plurality of the blocks.

Data archive

Growing community of inventors

GURUGRAM, India

Neeraj Kumar Gupta