Mastercard International Incorporated

Navneet Kumar

Ankur Arora

Vikas Bishnoi

Shreya Mittal

Shuvam Sengupta

Nishant Maheshwari

Shubham Bijawat

Manoneet Kohli

Jaipal Singh Kumawat

Rick Unnerstall

Manish Kumar

Lakshmi Sushma Daggubati

Sri Chaitanya Sanaboina

Deepak Yadav

Pulkit Gupta

A method for immutability of review verifications includes: storing a blockchain; receiving a review submission from a reviewer about an entity comprising feedback; identifying a review identifier unique to the review submission; generating a new review block for the blockchain including the review submission including the review identifier; receiving verification submissions from other reviewers about the review submission indicating positive or negative verification of the review submission; generating verification blocks for the blockchain that include the verification submissions; adding a trustworthiness block to the blockchain for the review once enough positive verifications are received; and adding a trustworthiness block to the blockchain for the reviewer once they have enough trustworthy reviews.

Method and system for review verification and trustworthiness scoring via blockchain

A method for verified data storage via blockchain includes: storing a blockchain comprised of a plurality of blocks, each comprised of a block header and a plurality of transaction values, the block header including a timestamp; receiving a transaction notification including an entity identifier and data values; validating the data values based on a validation notification received from a verifying entity; generating a new block header comprised of a current timestamp, a block reference value, and a transaction reference value, the block reference value being generated via hashing of the block header included in a most recent block based on the timestamp, and the transaction reference value being generated via hashing of new transaction values including the data values; generating a new block comprised of the generated new block header and the new transaction values; and transmitting the new block to a node associated with the blockchain.

Method and system for storage and transfer of verified data via blockchain

System and method for facilitating purchase of products from a plurality of different merchants. The system includes a payment processor module that is in communication with a first e-commerce platform associated with a first merchant and a second e-commerce platform associated with a second merchant. The payment processor module is configured to receive data comprising: first product information relating to a first product to be purchased by a customer through the first e-commerce platform; and second product information relating to a second product to be purchased by the customer through the second e-commerce platform. The data is received in real-time without delay after the customer provides an indication of intent to purchase the first and the second products. The payment processor module is further configured to initiate a single transaction based on the data that is received, wherein the single transaction corresponds to the purchase of the first and the second products by the customer.

System and method for facilitating purchase of products from different merchants

A method for redemption of an electronic voucher via blockchain includes: storing transaction data for a proposed payment transaction comprising a transaction amount; receiving an electronic voucher and a blockchain transaction identifier from a computing device, the voucher including payment credentials associated with a transaction account; receiving blockchain data associated with a blockchain including a transaction data value corresponding to the blockchain transaction identifier including a redemption amount; validating eligibility of the electronic voucher based on a comparison of the transaction data value to the stored transaction data; updating the stored transaction data based on the transaction data value, including updating the transaction amount based on the redemption amount; and transmitting the updated transaction data and the payment credentials included in the electronic voucher to a third party system.

Method and system for electronic vouchers via blockchain

Growing community of inventors

Bihar, India

Navneet Kumar