This disclosure describes a blockchain based rating and review platform for web content. The platform provides a distributed and open access framework for ratings and reviews. With user permission, data corresponding to the rating, review, evaluation, etc., of an item (article, picture, sound clip, etc.) of web content by a user is stored in a blockchain record. A single blockchain record can contain one or more review actions. The blockchain record serves as a trusted ledger of reviews and ensures that the rating records are immutable. Rating data retrieved from the platform can be utilized for analytics and to assist users in their choice of web content.
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Lin, Dong, "Blockchain based rating and review platform", Technical Disclosure Commons, (March 30, 2018)