Patent ID: 11887071
Assignee: COMCAST CABLE COMMUNICATIONS, LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A system comprising:
a distributed ledger; and
a device of a plurality of devices configured to:
determine a content accessed by the device;
cause a distributed ledger record to be stored on the distributed ledger; and
sign the distributed ledger record with a digital signature capable of being decrypted using a key,
wherein the distributed ledger record comprises an indication of the content and an identifier associated with a user of the device,
wherein the identifier is configured to uniquely identify the user while maintaining anonymity of the user,
wherein the distributed ledger comprises other records, stored to the distributed ledger by other devices of the plurality of devices, indicating content assets accessed by the other devices of the plurality of devices, and
wherein the indication of the content and the identifier associated with the user of the device are available to at least a portion of the other devices of the plurality of devices.