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US 2018/0323965 A1Published application
Reduction in storage usage in blockchain
AssigneeInternational Business Machines Corporation
InventorHiroki Yanagisawa
Life of this patent
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Abstract
Common data are maintained by a system including a plurality of node devices that each store a respective portion of a common data in a respective database, wherein a node device of the plurality of node devices stores a first portion of the common data, and receives a hash value of a second portion of the common data that is different from the first portion, in response to an update of the second portion of the common data.
Claims7
A method, comprising:
- storing a first portion of a common data in at least one node device from a plurality of node devices;
- and
- receiving a hash value of a second portion of the common data that is different from the first portion, in response to an update of the second portion of the common data by the at least one node device, wherein each of the plurality of node devices stores at least a respective portion of the common data in a respective database.
Dependencies are inferred from the claim text.