Blockchain

WASM BYTECODE OPTIMIZATION METHODS, EXECUTION METHODS, COMPUTER DEVICES, AND STORAGE MEDIA

Resumen de: US20260093465A1

Computer-implemented methods and system are described for smart contract deployment and execution. In an example, a blockchain node receives a transaction for deploying a contract. The transaction includes pre-optimization WebAssembly (Wasm) bytecode of the contract. The pre-optimization Wasm bytecode is optimized, to obtain optimized Wasm bytecode. The blockchain node generates a smart contract account on a blockchain, and generates a codehash in the smart contract account based on the optimized Wasm bytecode. The blockchain node stores the generated smart contract account in a blockchain ledger. The smart contract account includes the codehash and the corresponding optimized Wasm bytecode.

System and Method for Lifecycle Management of Blockchain-Based Entity Compliance Credentials.

Resumen de: AU2026201946A1

Abstract With this invention, a computer-implemented system and method are provided for managing lifecycle events associated with blockchain-based entity compliance credentials. A compliance credential issued to an entity is recorded on a distributed ledger and associated with regulatory compliance metadata. A lifecycle management module monitors the validity of the credential and records lifecycle events including issuance, expiration, renewal, and revocation. The system updates the credential status in response to lifecycle events and enables participating platforms to determine whether the credential remains valid for participation in regulated offerings.

INTELLIGENT WORKFLOW FOR REPAIR SKILLS AUGMENTATION

Resumen de: US20260094095A1

A request to repair an object is received via at least one network. Based on obtaining the request via the at least one network, an intelligent workflow is executed on at least one computing device to generate instructions to be used by a user to repair the object. The intelligent workflow executes at least one artificial intelligence model trained to generate the instructions based on a skill level of the user as related to repairing the object. Based on determining that a resource to be used by the user to repair the object is inaccessible to the user and using the intelligent workflow being executed, an indication of one or more alternative resources to be used by the user to repair the object is automatically generated. A record of the repair is recorded in a blockchain.

Peer-To-Peer Payment System

Resumen de: US20260094142A1

The present invention relates to a computer implemented method of effecting peer to peer payments between a payer account and a payee account. The method comprises receiving, from a payee device at a payer device associated with a payer account, a payment request message indicating a transaction amount, where the payer account includes tokens corresponding to a monetary value, and sending, from the payer device to the payee device, a message including one or more of the tokens together corresponding to a monetary value equal to the transaction amount. At a later point in time, the payer device connects to a blockchain network server and sends a message to record the sending of the one or more of the tokens on a blockchain ledger maintained by the blockchain network server.

BLOCKCHAIN-BASED BUSINESS DATA PROCESSING METHOD, EQUIPMENT, AND STORAGE MEDIUM

Resumen de: US20260094154A1

A blockchain-based business data processing method includes: obtaining pending-transaction business data sent by a first object, and generating an initial transaction contract and sending the initial transaction contract to the first object, so that the first object generates feedback information; obtaining an updated transaction contract according to the feedback information; generating a transaction order, sending the transaction order to the first object, and sending first invoicing critical data in the transaction order to an invoicing node in blockchain, so that the invoicing node generates a first block to-be-chained; in response to detecting that a second block to-be-chained has been created and passing verification of data in the second block, sequentially chaining the two blocks, generating a first electronic invoice according to the chained first block and sending the first electronic invoice to the first object, and updating an account balance according to the chained second block.

DECENTRALIZED IDENTITY PERMISSIONED PRIVACY ENHANCING TECHNOLOGY

Resumen de: US20260094135A1

This disclosure provides techniques to utilize decentralized identifiers (DIDs) and verifiable credentials for secure, privacy-preserving transactions. In one aspect, a method is provided that includes: receiving user information; determining a DID based on the information; providing the DID to a user device; verifying the user's identity by validating the DID and associated verifiable credentials; and performing a transaction based on the verified DID. Other aspects are provided, such as generating a public-private key pair for the user, associating the DID with the public key, and/or creating a DID document stored on a distributed ledger accessible to authorized entities. Further aspects include processing transactions through smart contracts on a blockchain network, which may involve converting central bank digital currency to fiat currency while maintaining user privacy, applying transaction limits based on verified identity attributes, and providing zero-knowledge proofs to auditors to verify compliance without accessing underlying transaction details.

Next-Level Artificial Intelligence-Powered Dual Authentication for Secure Seamless Real-Time Vehicular Payment Processing and Management

Resumen de: US20260094163A1

The present invention discloses a comprehensive real-time dual authentication payment processing system designed for vehicular transactions. This innovative system integrates advanced technologies, including Radio Frequency Identification (RFID), high-definition License Plate Recognition (LPR), and multi-factor biometric authentication to ensure secure vehicle identification and transaction validation. An interactive Augmented Reality (AR) interface enables real-time visualization and management of transactions via a dedicated mobile application. A cloud-based Universal Algorithm synchronizes data streams from various components, facilitating real-time processing and fault tolerance. Embedded Artificial Intelligence (AI) and machine learning models optimize payment workflows based on contextual inputs, while a decentralized blockchain ledger enhances transaction security and integrity. Multi-layer encryption protocols safeguard all transactional data, ensuring compliance with future cryptographic standards. The system's modular architecture allows seamless integration across diverse industries, including automotive, retail, and logistics enhancing operational efficiency and user satisfaction while establishing a future-proof framework adaptable to emerging technologies.

Device Distributed Blockchain - 2DB

Resumen de: US20260095307A1

This invention relates to an improved method and system for authenticating the travel path of an object using a distributed asynchronous system incorporating blockchain technology and encrypted codes. The system utilizes digitally secured tags containing encrypted logistical data. These tags are physically and digitally associated with the product prior to entering the supply chain. Gateways equipped with artificial intelligence are strategically placed throughout the transportation route, each gateway receiving inputs from any number and type of sensors placed throughout the gateway's physical location. These gateways continuously collect data from their environment and utilize artificial intelligence to create dynamic environmental profiles. These profiles, encapsulated within a cryptographic key, are immutably recorded onto the blockchain ledger associated with the tag device physically associated to a shipment. The distinctive feature of this innovation assures an unalterable record of each shipment's journey, enhancing security, promoting transparency, and enabling swift transmission—and verification—of shipment data.

A CRYPTOGRAPHIC FLOW-BASED SECURITY PROTOCOL FOR AEROSPACE COMMUNICATION

Resumen de: US20260095320A1

A satellite receives, from a ground station, multiple first commands out-or-order for replicating a conflict-free replicated dataset at the satellite. An authority to access the conflict-free replicated dataset is retrievable from a block of a blockchain. The multiple first commands are reordered based on an ordering specified by a causal tree received from the ground station. A global state of the conflict-free replicated dataset is replicated locally at the satellite based on the multiple first commands reordered in accordance with the causal tree. From the ground station, multiple second commands are received for performing operations on the conflict-free replicated dataset. The operations are performed on the conflict-free replicated dataset, using the multiple second commands, based on the authority retrieved from the blockchain.

SYSTEM, METHOD, AND DATA PLATFORM FOR UTILIZING CARBON CREDITS

Resumen de: US20260094186A1

The illustrative embodiments provide a data platform, system and method for utilizing carbon credits through blockchain-based tokenization. The platform receives carbon utilization data corresponding to at least one carbon credit and executes a smart contract on a blockchain network based on the received data. Execution of the smart contract generates one or more blockchain tokens that embed metadata including a hash of the carbon utilization data and a unique security identifier. The platform performs electronic transactions for the tokens by propagating transactions for distributed consensus, verifying token authenticity through comparisons with distributed-ledger records, or generating immutable electronic records indicating tracking information for the carbon credit. Records of the electronic transactions are stored in a distributed ledger as immutable entries linking token activity to corresponding carbon utilization data.

Post-Quantum Hash Functions Using Higher Dimensional Special Linear Groups

Resumen de: US20260095311A1

A method for securing a blockchain comprises forming a plurality of expander graphs, wherein the expander graphs provide a finite set; and obtaining from the expander graphs a post-quantum hash function that implements for quantum attack resistance a special linear group over a finite field of an order and a dimension of a matrix having a positive integer greater than or equal to 3.

PROTECTION ARCHITECTURE USING PROOF OF INTEGRITY ON DISTRIBUTED LEDGERS

Resumen de: US20260093799A1

Systems, methods, and computer-readable storage media for restricting exchanges using a proof of integrity model. One system includes memory and at least one processing circuit configured to receive, from a node on a first DLT network, an exchange request, the exchange request includes an amount of a digital asset to exchange, a content item, and a destination identifier. The at least one processing circuit is further configured to generate an exchange record and validate the exchange record in the amount of the digital asset based on a protection model. The at least one processing circuit is further configured to authorize, based on a consensus model, the exchange corresponding with the validated exchange record including the appended protection parameter. The at least one processing circuit is further configured to generate a new blockchain block on the first DLT network and transmit, to a second DLT network, an exchange notification.

SYSTEMS AND METHODS FOR ENSURING INTEGRITY OF OIL AND GAS WELL INTERVENTION OPERATIONS USING BLOCKCHAIN TECHNOLOGIES

Resumen de: US20260093214A1

Systems and methods presented herein facilitate ensuring the integrity of oil and gas well intervention operations using blockchain technologies. In particular, the systems and methods described herein utilize blockchain technologies to ensure that all data relating to oil and gas well intervention operations are captured and stored in substantially real time during the operations in a secure and immutable manner.

System and Method for Entity-Controlled Permissioning of Compliance Metadata in Blockchain-Based Credential Systems.

Resumen de: AU2026201945A1

Abstract With this invention, a computer-implemented system and method are provided for controlling disclosure of compliance metadata associated with a blockchain-based entity credential. A compliance credential issued to an entity is linked to encrypted metadata containing regulatory compliance information. A permissioning module enables the entity to selectively grant, revoke, or limit access to portions of the compliance metadata. Authorised parties may request verification of specific compliance attributes through a verification interface that provides access only to metadata permitted by the entity. The system enables privacy preserving verification of entity compliance information while allowing regulated platforms to confirm eligibility for participation in restricted regulated offerings.

System and Method for Verifying Compliance Metadata Associated with Blockchain-Based Entity Credentials.

Resumen de: AU2026201944A1

Abstract With this invention, a computer-implemented system and method are provided for managing and verifying compliance metadata associated with a blockchain-based compliance credential. The system generates compliance metadata for a verified entity and produces a cryptographic hash representing the metadata. The hash is associated with a non-transferable compliance credential recorded on a distributed ledger while the metadata is stored off-chain in encrypted form. A verification process recomputes a hash from supplied verification data and compares the recomputed hash with the stored hash reference to confirm the integrity of the metadata. Investment platforms may query the credential and associated verification interface to confirm entity compliance status without accessing the underlying encrypted data.

METHODS AND DEVICES FOR AUTOMATED DIGITAL CERTIFICATE VERIFICATION

Resumen de: EP4718768A2

A public key may be recorded on the blockchain by a certificate authority in such a manner that any third party may quickly and easily verify that the public key is certified by the certificate authority and that the certification has not been revoked. The certificate authority may be able to revoke the certification nearly instantaneously, and/or may be able to simultaneously certify a new key for the same entity while revoking the old key. The verification may be incorporated into a new transaction so that there is no gap between reliance on the certificate and the verification of its validity. In some cases, each transaction in which the certificate is used may also serve as linked certificate transaction that renews the certificate to enable a subsequent use.

IMAGE LOG MANAGEMENT SYSTEM, IMAGE LOG MANAGEMENT PROGRAM, AND IMAGE LOG MANAGEMENT METHOD

Resumen de: EP4718305A1

An image log management system includes multiple devices that each store a block chain including a block having a transaction record including an image log that is an image datum representing a processing target datum, each execute a mining process for adding a new block to the block chain, and are connected to be able to communicate with each other, in which the image log management system includes: a processor configured to: receive a processing request for executing a process related to multiple processing target data; before the process related to the processing request is completed, generate a complete transaction record including image logs of the processing target data related to the processing request, the complete transaction record serving as the transaction record; transmit the complete transaction record to the multiple devices; in response to the process related to the processing request being aborted after the complete transaction record is transmitted to the multiple devices and before the process related to the processing request is completed, generate a partial transaction record including an image log of a processed processing target datum of the processing target data and not including an image log of an unprocessed processing target datum of the processing target data, the partial transaction record serving as the transaction record, the partial transaction record performing a function of excluding the complete transaction record from a target for the mini

METHOD AND APPARATUS FOR PROVIDING EDUCATIONAL HISTORY INFORMATION PLATFORM SERVICE THROUGH NEURAL CONSENSUS PROOF USING BLOCKCHAIN NETWORK BASED ON RANDOM CONSENSUS PROOF

Resumen de: US20260087502A1

Proposed are a method and an apparatus thereof for providing an educational history information platform service through neural consensus proof using a blockchain network based on random consensus proof, the method including registering resume ledger data corresponding to a first user on a ledger information database organized on the basis of user information, verifying at least one of educational history information, career information, and portfolio information, obtained in response to the resume ledger data, combining verification information generated according to the verification processing and the educational history information, career information, and portfolio information to organize history block data, propagate the history block data to a neural consensus proof-based blockchain network, and establish a connection to a new block shared through the blockchain network, and registering the history block data propagated to the blockchain network in the ledger information database by mapping the history block data to the resume ledger data.

SYSTEM FOR PROVIDING BLOCKCHAIN-BASED MYDATA CARD

Resumen de: US20260088999A1

A system for providing a blockchain-based MyData card includes a MyData generation unit configured to receive user information including personal basic information and personal detailed information of a user from a user terminal, receive information use consent from the user terminal, and generate MyData by receiving the user’s information through an external API, a data encryption unit configured to decentralize and encrypt the MyData on blockchain, an electronic identification card management unit configured to issue an electronic identification card to the user terminal that proves to belong to an affiliated organization using a blockchain-based decentralized identifier by receiving consent from an affiliated organization terminal in response to a request from the user terminal, and manage the electronic identification card issued to the user terminal, and an information provision unit configured to decrypt and provide the encrypted MyData to a viewer terminal with consent of the user terminal in response to a request from the viewer terminal.

Optimized Personalized Advisor Digital Twin Training Engine for Wealth Management

Resumen de: US20260087553A1

An optimized personalized advisor digital twin training engine employs a custom-configured LSTM neural network and BERT-based natural language processing to create advisor-specific digital twins, simulating real-time client interactions in wealth management. Adaptive refinement using a proprietary Q-learning-based reinforcement learning algorithm ensures at least 95% behavioral accuracy with latency below 5 milliseconds, while proprietary rule-based templates embed financial compliance requirements. Delivered via a Moodle-compatible HTML5 platform with performance analytics achieving at least 90% scoring accuracy, and logged in a Corda blockchain with a custom protocol for auditability, the system enhances training effectiveness and supports cross-firm scalability as of Dec. 2, 2025.

WATCH SKINS SELECTION APPLICATION WITH BLOCKCHAIN TOKEN

Resumen de: US20260087471A1

Electronic watch faces can be created in customized and associated with a block chain system. More particularly, the block chain's system uses non-fungible tokens which are in general unique, to represent the ownership of a specific watch face. Users own the token and can display the watch face only while they own the token. After selling the watch face, the token is changed to represent the new owner of the token and the original owner can no longer display the watch face at that point.

ELECTRONIC CIRCUIT AND COMPUTER-IMPLEMENTED METHOD FOR SECURING ELECTRONIC COMMUNICATION

Resumen de: WO2026061637A1

The invention relates to an electronic circuit comprising a data storage element, a quantum random number generator, and a communication interface. The electronic circuit is designed to a) provide at least one true random number by means of the quantum random number generator, b) generate a cryptography key on the basis of the provided random number and to provide said key for adapting an encryption method for encrypted communication with a communication partner, c) provide information for the communication partner about the adaptation of the encryption method by means of the communication interface, and d) generate a block for confirming the adaptation of the encryption method for a blockchain and to store the blockchain with the block in the data storage element.

Wireless powered transaction systems and methods

Resumen de: AU2026201667A1

WIRELESS POWERED TRANSACTION SYSTEMS AND METHODS Provided is a powered transaction system and method. The system includes a distributed blockchain application which facilitates wireless powered transactions between a buyer and a supplier, wherein the blockchain application includes at least one blockchain ledger, a wireless powered two-part blockchain currency, the two-part currency comprising a first currency and a second currency, a trust server which stores the two-part currency and fiat currency, and a first server, wherein the first server receives fiat currency from a buyer transaction device in a first transaction recorded on the at least one blockchain ledger and exchanges the fiat currency for two-part currency from the trust server, and wherein the first currency is provided to the buyer transaction device and the second currency is retained by the first server. WIRELESS POWERED TRANSACTION SYSTEMS AND METHODS ar a r

METHODS AND SYSTEMS FOR CROWD SOURCING TRUSTED EMPLOYMENT REFERRALS

Resumen de: US20260087457A1

Systems and methods for generating a referral-based database of exchangeable resumes utilizing blockchain smart contracts to digitally mimic human trust emotions and relationships are provided. The systems and method include at least one processor, for validating existing blockchain to permit writing the next sequential block, for executing smart contract chaincode that defines the user relational transaction profile and that creates the non-relational transaction details data storage medium locations written to the next sequential block, for directing the writing of the user relational transaction profile and the writing of the data storage medium locations of the non-relational transaction details to the next sequential block, and for directing the writing of the non-relational transaction details data to the at least one storage medium for storing the non-relational transaction details data accessible by permissioned platform users.

METHOD AND SYSTEM FOR SEAMLESS CROSS-NETWORK PHYSICAL-DIGITAL (PHY-GITAL) EXPERIENCE

Nº publicación: WO2026063867A1 26/03/2026

Solicitante:

MASTERCARD ASIA/PACIFIC PTE LTD [SG]
MASTERCARD ASIA/PACIFIC PTE. LTD

Resumen de: WO2026063867A1

A method and system for cross-network transactions includes a processor for storing a blockchain having a non-fungible token (NFT) associated with a physical asset, the NFT having metadata including at least a product identifier and product details. The processor may store one or more user account profiles each including a user identifier and a blockchain wallet address. The processor may receive a product verification request message including a machine-readable code from a first user computing device, execute a query on the blockchain to identify an NFT including a product identifier matching the machine-readable code and in response to identifying an NFT including a product identifier matching the machine-readable code, determine the product associated with the machine-readable code is verified. The processor may generate a verification result indicating that the product associated with the machine- readable code is verified code and transmit the verification result to the first user computing device.