US Patent 11538070 Blockchain-based system and method for peer-to-peer online advertising auction

Method for online advertising auction on a peer-to-peer network includes: deploying a smart contract to publish a need from a consumer; receiving encrypted ad bids by the smart contract; storing the received ad bids in a hash function; reducing a number of ads that can be displayed by the consumer; transmitting the ad price to the consumer via the peer-to-peer computer network, when the hashed verification code is received from the consumer verifying that the consumer has viewed the ad content within an ad-viewing period of time; transmitting a difference between the advance payment and the ad price to the advertiser, by the smart contract via the peer-to-peer network; and ending the online advertising auction.