Blockchain

FILE SHARING METHOD, DEVICE, AND SYSTEM

Resumen de: US2024330242A1

The disclosure relates to a method, apparatus and system for sharing files, and mainly relates to the technical field of computers. One specific implementation mode of the method comprises: acquiring files to be shared, and uploading, on a blockchain, formed compressed file packages; generating by calculation a root hash value in accordance with file names of the compressed packages and hash values thereof; and acquiring respective compressed file packages in a blockchain in accordance with the root hash value. The technical problem of an excessive burden of network resources caused by a large number of files is partially overcome by compressing a plurality of files into compressed file packages, and the file uploading and sharing efficiencies are increased by uploading the respective compressed file packages on the blockchain concurrently; the files are stored or updated, and the root hash value is shared by using data structures such as a binary tree structure, a multi-way tree structure, and a dynamic tree structure to acquire, by the root hash value and respective node hash values, the shared files, which improves the security of the files.

PROGRESSIVE SYSTEMS ON A DISTRIBUTED LEDGER

Resumen de: US2024331499A1

A blockchain system provides progressive jackpots within a blockchain network of participating electronic devices. The blockchain system includes an electronic gaming machine storing a local blockchain and a system blockchain. The EGM is configured to identify a plurality of transactions for the first progressive jackpot account, each transaction of the plurality of transactions are deposit transactions from the first plurality of electronic gaming devices adding value to the first progressive jackpot account within the local blockchain. The EGM also determines a total sum amount of the plurality of transactions and creates a first deposit blockchain transaction including a first progressive jackpot account identifier and the total sum amount. The EGM transmits the first deposit blockchain transaction to one or more nodes of the second plurality of electronic gaming devices for addition to the system blockchain.

SYSTEMS AND METHODS FOR MAINTAINING A DISTRIBUTED LEDGER OF TRANSACTIONS PERTAINING TO AN AUTONOMOUS VEHICLE

Resumen de: US2024331055A1

Methods and systems for maintaining a distributed ledger and/or blockchain of transactions and/or events pertaining to autonomous vehicles and/or smart contracts are provided. One or more processors may monitor one or more sensors associated with an autonomous vehicle. Based upon the outputs of the sensors, a change in condition of the autonomous vehicle may be detected. The condition may relate to operation, or an operational state of the vehicle and/or a condition associated with a smart contract. The processors may generate a transaction describing the detected change in the condition of the vehicle. The transaction may be transmitted to an enforcement server. As a result, an up-to-date ledger of autonomous vehicle and/or smart contract transactions and/or events may be maintained.

EVIDENCE ORACLES

Resumen de: US2024331051A1

Systems and methods are disclosed with respect to using a blockchain for managing the subrogation claim process related to a vehicle collision, in particular, utilizing evidence oracles as part of the subrogation process. An exemplary embodiment includes receiving recorded data from one or more connected devices at a geographic location; analyzing the recorded data, wherein analyzing the recorded data includes determining that an collision has occurred involving one or more vehicles; generating a transaction including the data indicative of the collision based upon the analysis; and transmitting the transaction to at least one other participant in the distributed ledger network.

PROCESSING A CONTINGENT ACTION TOKEN SECURELY

Resumen de: US2024331048A1

A method executed by a computing device includes selecting a contingency-action token (CAT) of an object distributed ledger that meets minimum CAT requirements. The method further includes determining to select the CAT based on an evaluation of the CAT with regards to an evaluation profile. When selecting the CAT the method further includes facilitating taking control of the selected CAT of a blockchain of the object distributed ledger using a securely passing process and updating the selected CAT utilizing the secure exchange posting information for the CAT to produce an updated CAT. The method further includes causing, using the securely passing process, generation of a new block affiliated with the updated CAT via another blockchain of another object distributed ledger for a secure exchange, where the new block includes the updated CAT.

SCRIPT-BASED BLOCKCHAIN INTERACTION

Resumen de: US2024330919A1

There may be provided a computer-implemented method. It may be implemented using a blockchain network. The computer-implemented method includes: i) receiving, at a node in a blockchain network, a first transaction associated with a digital asset, the first transaction including a locking script that specifies a set of constraints on a second transaction to transfer control of the digital asset, one of the constraints being associated with a set of data; ii) obtaining the second transaction, the second transaction including an unlocking script that, as a result of being executed, causes the node to obtain the set of data; and iii) validating the second transaction by executing the locking script and the unlocking script.

TRANSACTION UPLOADING METHOD, ASSOCIATED APPARATUS, AND MEDIUM

Resumen de: US2024330939A1

This application provides a transaction uploading method. The transaction uploading method includes: determining a parent type of the local transaction in response to a first consensus node receiving a local transaction; transmitting the local transaction to a second consensus node if the parent type is a first type, the local transaction instructing the second consensus node to execute the local transaction, recording the local transaction to a second blockchain, generating first uploading verification information of the local transaction, and transmitting the first uploading verification information to a third consensus node, the first uploading verification information instructing the third consensus node to verify uploading of the local transaction according to the first uploading verification information to obtain an uploading verification result, and the second blockchain being not accessible by nodes other than the second consensus node; and obtaining the uploading verification result from the third consensus node.

BLOCKCHAIN BASED ACCOUNT ACTIVATION

Resumen de: US2024330928A1

The present methods and systems relate to using and accessing data stored in a blockchain, and in particular, interacting with the blockchain and users to provide bank card activation services using smart contracts. The methods and systems include (1) receiving a credit card application package associated with a credit card, wherein the credit card application package includes credit card information and a set of user information, (2) verifying the credit card information and the set of user information, (3) checking the credit card information and the set of user information against the smart contract stored on the blockchain, wherein the smart contract includes a set of conditions, and (4) activating the credit card when the credit card information and the set of user information satisfy the set of conditions stored in the smart contract.

SYSTEMS AND METHODS FOR VALIDATING ASSET DESTINATIONS IN BLOCKCHAIN NETWORKS

Resumen de: US2024330918A1

The disclosed technology relates to blockchain asset transfer destination verification to reduce fraudulent activity and increase confidence in digital asset transfers. An exemplary blockchain node device in a blockchain network may execute a smart contract to send a query to an oracle device with transaction context data from the smart contract and comprising one of a plurality of destination blockchain addresses and contextual information associated with an automated transfer of a digital asset defined by the smart contract. A confidence score may be received from the oracle device in response to the query following application of a machine learning model to the contextual information by the oracle device. The transfer may be determined to be allowed to proceed based on the confidence score. The transfer of the digital asset to the one of the destination blockchain addresses may then be recorded on the blockchain network.

METHODS AND SYSTEMS THAT REGISTER A DIGITAL MEDIUM AND VERIFY A REGISTRATION OF A DIGITAL MEDIUM

Resumen de: US2024330948A1

A method of registering a digital medium includes: receiving, by at least one peer of a permissioned blockchain network, a digital medium from and an identifier of a medium provider, wherein the digital medium includes at least one of: a digital picture, a digital audio, and a digital video; executing a smart contract to register the digital medium; verifying the identifier of the medium provider using the smart contract; determining a content identifier of the digital medium using the smart contract, wherein the content identifier is an identifier that uniquely identifies a content of the digital medium; generating a registration identifier corresponding to the digital medium using the smart contract; storing the registration identifier in a blockchain; and providing the registration identifier and the content identifier to a database.

MANAGER FOR INGESTING SECURE USER INFORMATON AND PERMITTING SCOPE LIMITED ACCESS

Resumen de: WO2024206772A1

Embodiments permit scope limited access to a user's secure information using blockchain backed credential(s). A user can register with a secure information manager and control the scope with which the user's secure information is shared. For example, the user can permit a vetted entity access to the user's secure information via a portable access point. The user can select scope definition that control how the user's secure information is shared. The vetted entity can scan the user's portable access point and request a credential. The vetted entity can then issue data access request(s) using the credential. The secure information manager can permit the vetted entity scope limited access to the user's secure information that corresponds to the access privileges assigned to the credential. The secure user information managed by the secure information manager can be received or retrieved from multiple sources and ingested/organized according to a multidimensional data schema.

PORTABLE ACCESS POINT FOR SECURE USER INFORMATION USING A BLOCKCHAIN BACKED CREDENTIAL

Resumen de: WO2024206280A1

Embodiments permit scope limited access to a user's secure information using blockchain backed credential(s). A user can register with a secure information manager and control the scope with which the user's secure information is shared. For example, the user can permit a vetted entity access to the user's secure information via a portable access point. The user can select scope definition that control how the user's secure information is shared with the vetted entity. The vetted entity can scan the user's portable access point and request a credential. The credential can be a blockchain backed credential that is assigned access privileges that correspond the user's selections. The vetted entity can then issue data access request(s) using the credential. The secure information manager can permit the vetted entity scope limited access to the user's secure information that corresponds to the access privileges assigned to the credential.

MULTI BLOCKCHAIN NETWORK SYSTEM WITHOUT NATIVE CRYPTOCURRENCY BASED ON AGGREGATED PROOF-OF-TRANSACTION CONSENSUS

Resumen de: US2024330915A1

Disclosed is a multi-blockchain network comprising an infra relay chain, a plurality of validators determining governance of the multi-blockchain network and a plurality of parachains including a first parachain and a second parachain connected to the infra relay chain, wherein the first parachain is configured to generate a first transaction including a vote for a first blockchain account and having a first fee, wherein the second parachain is configured to generate a second transaction including a vote for a second blockchain account and having a second fee, and wherein the infra relay chain is configured to elect the plurality of validators based on the votes for the first and second blockchain accounts and the first and second fees. In addition to this, various embodiments grasped through the specification are possible.

METHOD AND SYSTEM FOR MASTERCARD AUTHENTICATING NON-FUNGIBLE TOKENS

Resumen de: US2024330901A1

A method for authentication of non-fungible tokens (NFTs) includes receiving a validation request for an NFT from an external platform including a smart contract identifier; calculating an authentication score for the NFT based on at least (i) wallet activity associated with a creator blockchain wallet identified based on the smart contract identifier, and (ii) a fraud score of the external platform; and if the calculated authentication score for the NFT is below a predetermined threshold value, transmitting a negative response message to the validation request indicating unsuccessful validation of the NFT, or if the calculated authentication score for the NFT is above the predetermined threshold value, transmitting a positive response message to the validation request indicating successful validation of the NFT and instructing the external platform to execute a smart contract associated with the smart contract identifier.

DELEGATED CERTIFICATE AUTHORITY SYSTEM AND METHOD

Resumen de: US2024330911A1

A method is disclosed. The method includes determining, by a delegated certificate authority computer, a tier from a plurality of tiers for a digital wallet provider based on a list of qualifying criteria. The method also includes generating a digital certificate based on the tier, where the digital certificate is used by a digital wallet application computer associated with the digital wallet provider to complete interactions using a digital currency maintained by a blockchain network. The method further includes transmitting, by the delegated certificate authority computer to a digital wallet application computer, the digital certificate.

DEBIT MY DATA CUSTOM LOGO AND FACIAL RECOGNITION SYSTEM AND METHOD FOR MONETIZATION OF NON-FUNGIBLE TOKENS

Resumen de: US2024330884A1

A system for monetizing value of non-fungible tokens (NFT) is provided comprising a computer and application executing thereon that captures personal logo material of a user, embeds the logo material into an NFT of the user, posts the NFT on a blockchain, invites advertisers to associate corporate logos with the NFT, receives funds from a first advertiser for advertising services using the NFT with a corporate logo of the first advertiser associated therewith, and captures a portion of the funds for remittance to the user. The system provides an application for local use by the user to at least one of capture the personal logo, the personal logo comprising at least one of an image of the user and a logo representing the user. The system embeds the captured personal logo into the NFT. Associations of logos with NFTs by advertisers comprises insertion of corporate logos into the NFTs.

METHODS PERFORMED BY A NODE

Resumen de: WO2024200097A1

A method performed by a node in a blockchain network, the method comprising: storing a plurality of transactions in a memory, each of the plurality of transactions associated with a blockchain; receiving, from a data distribution control device, a data distribution control message indicating that data of a transaction of the plurality of transactions should not be distributed by the node; obtaining a zero knowledge proof for proving removal of the data from the transaction in compliance with the data distribution control message; removing the data from the transaction to generate a modified transaction; and transmitting the zero knowledge proof to the data distribution control device.

SMART CONTRACT GENERATION AND VALIDATION

Resumen de: US2024330927A1

A method for generating and validating a smart contract is disclosed. The method may include receiving text input describing a desired operation of a smart contract and processing the text input with a language model to output a smart contract logic description and synthetic data for validating the smart contract. The method may further include processing the smart contract logic description with a generative artificial intelligence model to generate smart contract code, validating the smart contract code using the synthetic data to simulate transactions with the smart contract, and deploying the smart contract code on a blockchain upon successful validation of the smart contract code.

CRYPTOGRAPHIC CONTRACT AND METHOD OF USE

Resumen de: US2024330917A1

In variants, a blockchain method can include: receiving a transaction including a contract identifier, a method identifier, a set of method arguments, a set of input UTXOs, and a set of output UTXOs; evaluating logic for the identified method from the identified contract; and changing the blockchain state based on the evaluation.

CRYPTO DOCUMENT

Resumen de: US2024330926A1

A system and method for authenticating a check. The system includes a back-end server operating a digital application and having a processor for processing data and information, a communications interface communicatively coupled to the processor, and a memory device storing data and executable code. When the code is executed, the processor can assign an NFT to an image of the check using a blockchain platform, and verify the authenticity of the check using the NFT and the blockchain platform. The NFT is assigned to the image of the check by a preparer of the check and the check can be authenticated by a recipient or payee of the check and a bank that receives the check as a deposit or a cashing entity of the check.

OBTAINING A VIRTUAL REPRESENTATION OF A PHYSICAL OBJECT AT POINT OF SALE

Resumen de: US2024330891A1

Systems and methods of obtaining a virtual representation of a physical object at point of sale are presented. In one exemplary embodiment, a POS system includes a first sensor device operable to sense an identifier unique to a physical object and a second sensor device operable to capture a digital image of the physical object during checkout by the POS system. Further, the POS system is communicatively coupled to a blockchain network that includes network nodes that are collectively configured to operate a blockchain. The unique physical object identifier is associated with a cryptographic digital asset stored on the blockchain as a code that represents the unique physical object identifier and a code that represents a reference to a virtual object obtained based on a digital image of the physical object captured by the second sensor during the checkout by the POS system.

BLOCKCHAIN TOKENS AS REAL ESTATE IN AUGMENTED REALITY ECOSYSTEMS

Resumen de: US2024330899A1

Techniques are described herein for generating, encoding, and processing blockchain tokens as real estate in an augmented or virtual reality ecosystem. In some embodiments, the techniques include an encoding schema that encodes physical location coordinates to the unique identifier of a blockchain token. For example, the location coordinates may include the latitude and longitude of a physical space on earth. Blockchain tokens that have unique token identifiers represented by encoded geospatial information are referred to herein as location-encoded blockchain tokens. By encoding the physical location coordinates of a geographic location, the token owner or renter may populate the geographic space with curated content.

OUTSOURCING COMPUTATIONS USING BLOCKCHAIN

Resumen de: WO2024199934A1

A computer-implemented method for outsourcing a computation using a blockchain, comprising: obtaining one or more respective secondary computations, wherein each respective secondary computation is based on a respective part of a primary computation and a respective verification algorithm, and wherein executing each respective secondary computation with a respective input generates a respective result of the respective part of the primary computation and a respective verification output of the respective verification algorithm; obtaining a plurality of respective inputs to the primary computation; and for each respective secondary computation: generating a respective outsourcing transaction, wherein the respective outsourcing transaction is locked to a respective locking value based on the respective verification output; making the respective outsourcing transaction available to a respective computing party; and making both the respective secondary computation, or an encrypted version thereof, and the respective input, or an encrypted version thereof, available to the respective computing party.

METHOD AND SYSTEM FOR MANAGING ANONYMIZED DATA USING BLOCKCHAIN NETWORK

Resumen de: US2024333691A1

This disclosure relates to a method and a system for managing anonymized data across computing devices in a blockchain network. The method includes generating the blockchain network including a blockchain ledger based on a dataset associated with each of a plurality of end users. The method of generating the blockchain network includes constructing the blockchain ledger corresponding to the dataset associated with each of the plurality of end users; generating a unique ledger key corresponding to the dataset associated with each of the plurality of end users; and storing the dataset associated with each of the plurality of end users in the blockchain ledger based on the unique ledger key. The method further includes communicating a joining request to a second computing device for joining the blockchain network. The method further includes granting access to the second computing device to the dataset associated with the plurality of end users.

LAYER 2 TRANSACTION MONITORING

Nº publicación: US2024333741A1 03/10/2024

Solicitante:

U S BANK NAT ASSOCIATION [US]
U.S. Bank National Association