Blockchain

BLOCK PRODUCTION

Resumen de: US20260332426A1

A method performed by a node in a blockchain network, the method comprising: determining if a number of transactions in a set of validated transactions is above a first threshold; when the number of transactions in the set of validated transactions is above the first threshold, performing computations to include the set of validated transactions in a blockchain.

RIGHTS-ENABLED TOKENS FOR BLOCKCHAIN APPLICATIONS

Resumen de: US20260332441A1

0000 Systems and methods for managing media, such as digital content, using blockchain technology are described. For example, the systems and methods provide rights-enabled tokens, such as non-fungible tokens (NFTs), which include information identifying content represented by the tokens as well as information or data that identifies the rights assigned or associated with the content represented by the tokens.

BLOCKCHAIN-BASED PRODUCT AUTHENTICITY VERIFICATION SYSTEM WITH AI-ASSISTED TAMPER DETECTION

Resumen de: US20260330477A1

A system and method are disclosed for authenticating products using a combination of blockchain technology and artificial intelligence. The system includes a consumer mobile application and retail point-of-sale terminal configured to scan a product identifier in the form of a QR code, barcode, or NFC tag. An API gateway receives scan data and routes it to an AI tamper detection module, which analyzes image or tag characteristics to detect tampering or counterfeit activity. An authentication engine cross-verifies the scan data with product registration records stored on a blockchain ledger. The blockchain network employs smart contracts to automate product registration, ownership transfers, and authenticity validation. A notification service delivers alerts to manufacturers, retailers, and consumers in real time when tampering is detected. The system provides end-to-end product lifecycle authentication, ensuring data immutability, traceability, and transparency throughout the supply chain, thereby mitigating counterfeit risks and enabling secure verification of product integrity.

Information Security Using Blockchain Technology

Resumen de: US20260332622A1

Blockchain technology is used to provide security of electronic systems. The disclosed technology allows for a dynamic bond of trust to be applied to the field of information security without the need for a single point of trust to first be established. The lines of trust between electronic systems or devices is established by distributing information among the systems or devices. This allows for easy identification of commonalities and/or decision making whereby policy(s)/action(s)/monitoring/etc. can be enforced when those commonalities align. Simultaneously, deviations from those commonalities can be identified and policy(s)/action(s)/monitoring/etc. may also be invoked. The use of blockchain technology enables investigative and responsive actions to detect and exploit a potential attacker on a network.

BLOCKCHAIN-BASED AI MODEL GOVERNANCE SYSTEM AND METHOD

Resumen de: US20260329982A1

An embodiment of the present invention is directed to a blockchain-based governance system for AI models, comprising: a blockchain ledger configured to record transactions related to AI model updates, modifications, and access; a model card database configured to store metadata, training dataset information, performance benchmarks, and version history for AI models; an advanced watermarking mechanism configured to embed unique identifiers in AI model training data and outputs; smart contracts configured to automate validation and enforcement of model integrity policies, licensing agreements, and compliance checks; and a graphical user interface configured to provide an interactive visualization of AI model lineage. The system enables transparent and immutable recordkeeping of AI model evolution, ensuring verifiable audit trails and reducing risks associated with adversarial AI attacks, data poisoning, and unauthorized modifications.

Unified Empathy Wearable System for Augmented Visual and Auditory Self-Perception with Blockchain Security and Ethical Safeguards

Resumen de: US20260330779A1

A wearable system combining augmented-reality glasses and AI-powered headphones that simultaneously transform human visual and auditory perception to enhance empathy, self-awareness, and ethical engagement. The glasses render all observed individuals to resemble the wearer, while the headphones transform all auditory input to match the user's own voice characteristics.The system operates entirely offline, employing embedded blockchain authentication, zero-knowledge proof validation, and tamper-resistant hardware to prevent unauthorized access or modification.Integrated ethical safeguards enforce session duration limits, progressive acclimation, and instant disengagement to maintain cognitive and emotional safety.The invention uniquely unifies multi-sensory perceptual transformation with sovereign security and adaptive ethical oversight, providing a transformative human-computer interface that is novel, non-obvious, and aligned with principles of empathy, forgiveness, and self-reflection.

BLOCKCHAIN BASED SYSTEM AND METHOD FOR MANAGING TRANSACTION TO TRANSFER OWNERSHIP OF VEHICLES

Resumen de: AU2026202556A1

The present invention discloses a blockchain based system and method for managing transaction to transfer ownership of vehicles. The system is configured to establish a smart contract between a first user and a second user. The smart contract comprises terms to manage transaction to transfer ownership of vehicle. The system is further configured to execute the smart contract between the first user and the second user. The system is further configured to provide a payment code to transfer payment between the first user and the second user. The system is further configured to instantly transfer ownership of the vehicle on completion of transfer of payment amount. The system is further configured to create a digital certificate comprising information related to the transaction of payment amount and transfer of ownership between the first user and the second user. second user. pr p r s e c o n d u s e r p r s e c o n d u s e r Blockchain Network Distributed Database Blockchain Blockchain Server Ledger 108 104 106 Network 110 First User Second User Device Device pr p r l o c k c h a i n e t w o r k a t a b a s e l o c k c h a i n l o c k c h a i n e r v e r e t w o r k i r s t s e r e c o n d s e r e v i c e p r l o c k c h a i n e t w o r k l o c k c h a i n e t w o r k i r s t s e r e c o n d s e r e v i c e

Systems and Methods for Asymmetric Post-Quantum Ownership Proof, Recovery, and Quantum-Hardening of Blockchain Assets

Resumen de: US20260330454A1

A system preserves ownership continuity for blockchain assets after compromise of classical public-key cryptography by using asymmetric ownership evidence not obtainable merely from an exposed public key. A wallet, chain-native protocol, recovery service, or quantum-hardening factory automatically evaluates or supplies proof material, converts vulnerable assets into post-quantum-protected control, and authorizes migration, release, adjudication, or recovery. The proof material may include HD wallet seed or derivation-path evidence, zero-knowledge seed proofs, post-quantum signatures, timestamped watermark commitments such as QD3 records, transaction-origin receipts, custody logs, court or arbitration attestations, and challenge-period results. The system may operate through upgraded validating nodes, proof-gated smart contracts, post-quantum wallet software, protective custody, distributed management ledgers, token wrappers, vaults, bridges, or stable coin contracts. Recovery policies distinguish rightful owners from quantum attackers and preserve owner rights during post-quantum migration.

METHOD AND SYSTEM FOR GAMING RANDOM NUMBER GENERATION

Resumen de: US20260332389A1

0000 A method for gaming random number (RN) generation is implemented by a server device that is adapted to be communicatively connected to a first blockchain and a second blockchain. The method includes: generating an RN generation parameter based on at least one randomness parameter and a blockchain parameter that is obtained from the first blockchain; generating n number of leaf node hashes using a hash function based on the RN generation parameter and n number of node identifiers, where n>1; generating a root hash using a Merkle tree construction algorithm based on the n number of leaf node hashes; and sending the root hash to a second blockchain so as to store the root hash in the second blockchain.

METHODS AND SYSTEMS FOR TAMPER-RESISTANT FEDERATED ARTIFICIAL INTELLIGENCE COMPLIANCE AND GOVERNANCE USING SECURE MULTIPARTY COMPUTATION, CRYPTOGRAPHIC WATERMARKING, AND MODEL DRIFT DETECTION IN DISCONNECTED OR ADVERSARIAL ENVIRONMENTS

Resumen de: US20260329981A1

0000 An embodiment of the present invention is directed to a decentralized system and method for lifecycle governance, compliance, and behavioral assurance of artificial intelligence (Al) models, particularly in disconnected, adversarial, or zero-trust environments. The system comprises an integrated architecture that includes a blockchain-based ledger for immutable logging of model provenance and compliance events, a secure multiparty computation (SMPC) engine for privacy-preserving validation of models and updates, a cryptographic watermarking module for embedding blind, tamper-resistant signatures within model parameters and architecture that supports federated learning across disconnected nodes, allowing for local model training and secure aggregation of updates without data centralization. The invention further includes a compliance enforcement engine that autonomously triggers policy actions such as rollback, model quarantine, or kill-switch activation based on predefined rules stored in smart contracts.

CONDITIONAL PAYMENT, BONUS AND BIDDING SYSTEM

Resumen de: US20260330458A1

A system for conditional payments and bidding includes a task definition interface to receive predefined conditions from a task payer, an artificial intelligence module to generate personalized recommendations, a validation engine to monitor real-time data including GPS coordinates and accelerometer data to generate validation signals, and a payment processing module to execute payments upon receipt of the validation signals. The system further includes multi-factor authentication token generation encapsulating task metadata, multi-gateway payment processing with fallback mechanisms supporting traditional currencies, cryptocurrencies, and non-monetary rewards, and real-time currency conversion for international transactions. A dynamic bidding engine supports open, sealed, and dynamic bidding with AI-driven bid analysis and bid success probability prediction. Fraud detection employs machine learning anomaly detection and clustering algorithms, an optional blockchain logger provides immutable transaction records, a user ranking engine evaluates performance and updates reputation scores, and visual evidence validation with embedded geolocation metadata enables proof-of-completion without physical inspection.

SYSTEM AND METHOD FOR AI-ENHANCED TRUSTLESS POSITIVE IDENTIFICATION WITH PRIVACY PROTECTION AND BLOCKCHAIN TECHNOLOGY

Resumen de: US20260330061A1

A positive identification system authenticates an identity of a user from a plurality of biometric modalities using context-aware modality selection, continuous liveness detection, and dynamic risk adaptation, and generates a zero-knowledge proof of the identity without exposing raw biometric data. A multimodal artificial-intelligence engine detects personally identifiable information in data associated with the user by simultaneously processing text and images, and an anonymization module removes the personally identifiable information while preserving data utility to produce anonymized data. The system generates an attestation of the identity based on the zero-knowledge proof, anchors the attestation on a distributed ledger, and records a commit value generated from a master hash of an ensemble that includes the anonymized data and a user-controlled secret, such that the raw biometric data and the personally identifiable information are not exposed on the distributed ledger.

ELECTRICITY-BASED CARBON CREDIT AGGREGATION AND CONVERSION SYSTEM AND METHOD FOR USING THE SAME

Resumen de: US20260330587A1

0000 An electricity-based carbon credit aggregation and conversion system and a method for using the same, are disclosed as follows. A rental management module and a vehicle management module perform rental and return operations of an electric vehicle. An electric energy management module calculates total energy consumption based on the driving distance, vehicle energy consumption rate, and charging condition of the electric vehicle. Subsequently, a smart analysis module derives an energy consumption pattern. Concurrently, a carbon credit calculation module determines the carbon emission amount based on the driving distance and total energy consumption of the electric vehicle, and converts this amount into at least one carbon emission credit. A carbon credit transaction module, based on a quantity and identity of the carbon emission credit, via a blockchain platform or a carbon credit trading platform, thereby contributing to the achievement of enterprise carbon neutrality goal.

METHODS AND MECHANISMS OF REINCARNATION PLANNING

Resumen de: US20260330577A1

0000 Integrated systems, methods, and mechanisms for comprehensive reincarnation planning enabling consciousness continuity preparation across incarnation boundaries. The platform comprises a Consciousness Continuity Modeling System generating verifiable consciousness profiles through multimodal biometric capture including electroencephalography, functional magnetic resonance imaging, quantum coherence sensing, and behavioral analysis, processed through neural pattern extraction, consciousness signature compilation, quantum state encoding, and identity hash generation achieving ninety-five percent cross-incarnation re-identification accuracy. A Karmic Account Ledger System implements blockchain-secured distributed ledger technology for immutable karmic transaction recording with multi-factor moral weight calculation. A Soul Contract Execution System provides smart contract infrastructure for encoding and fulfilling trans-incarnation agreements. A Trans-Temporal Asset Coordination System enables asset management across incarnation boundaries through perpetual trust structures with AI-managed trustees. A Rebirth Optimization Engine applies deep neural networks, reinforcement learning, genetic algorithms, Monte Carlo tree search, and Bayesian inference to incarnation parameter recommendation. A Cross-Incarnation Identity Verification System employs multi-factor matching with quantum state verification to confirm identity across incarnation boundaries. The platform operates be

DATA STORAGE DEVICE, MOBILE OBJECT, AND STORAGE MEDIUM STORING DATA STORAGE PROGRAM

Resumen de: US20260332442A1

0000 A data storage device stores protection target data acquired in the mobile object using a blockchain, causes a secure storage of a secure world to store a first hash value of the protection target data, requests generation of a block based on the protection target data, which is connected to the blockchain, and calculates a second hash value of the protection target data in response to a request, and generates the block when the first hash value and the second hash value match.

CONVERSION OF CRYPTOCURRENCY TRANSACTIONS TO ALTERNATIVE CRYPTOCURRENCY FOR MERCHANT SYSTEMS

Resumen de: US20260330452A1

0000 Disclosed are various embodiments for converting cryptocurrency to alternative cryptocurrency that is acceptable for a merchant system. In one example, among others, a system comprises a computing device and machine-readable instructions stored in the memory. The instructions cause the computing device to identify a payment token for a pending transaction of an item and determine a cryptocurrency amount for a transaction amount for the item. A user interface is activated on a client device associated with the payment token. An approval of the cryptocurrency amount is received. An instruction is transmitted to a cryptocurrency exchange for a withdrawal of the cryptocurrency amount. The blockchain transfer for the transaction amount is transmitted to a blockchain network based at least in part on a confirmation of the withdrawal of the cryptocurrency amount.

A System and Method for Providing Reliable Aircraft Information from Air Band Data

Resumen de: US20260330979A1

Invention relates to a system and method of providing reliable aircraft information from air band data. The method comprises the steps of providing a plurality of ground-based nodes, each of which is operable to receive air band data from an aircraft within reception range, and a server in communication with each of the nodes; relaying air band data received from an aircraft at a plurality of the nodes to the server; using a consensus algorithm, performing a consensus check on the received air band data; storing the data that has passed the consensus check in a blockchain; displaying the data in the blockchain to end users. Air band data is crowdsourced and checked to see if it is authentic. The data is then provided on a blockchain for access by end users. This system and method provide a simple and secure way of verifying and sharing air band data.

STREAMLINED AND PRIVACY PROTECTED DATA FLOWS FOR ENTITY ONBOARDING WITH ONLINE DATA PLATFORMS

Resumen de: US20260332570A1

There are provided systems and methods for streamlined and privacy protected data flows for entity onboarding with online data platforms. An online transaction processor or other service provider may provide computing services and platforms to entities including merchants for electronic transaction processing and other account services. To onboard entities with the transaction processor, the transaction processor may provide a multistep system that includes allowing entities to specify particular needs of input/output mechanisms, configure interface buttons having a wrapper layer, and submit feedback on error logs. The transaction processor may also provide a masking service to detect, mask, and notify the entity of sensitive data exposures during onboarding and usage of merchant systems. Additionally, the transaction processor may provide a sandbox environment for the entity to test different accounts having different permissions. A blockchain and distributed records may be used to validate an identity of the entity.

SYSTEMS AND METHODS FOR PROVISIONING CRYPTOGRAPHIC DIGITAL ASSETS FOR BLOCKCHAIN-SECURED RETAIL PRODUCTS

Resumen de: US20260330481A1

0000 Presented are cryptographic digital assets for retail products, methods for making/using such cryptographic digital assets, and computing systems for generating, intermingling, and exchanging blockchain-protected products. A method for provisioning cryptographic digital assets associated with retail product transfers includes broadcasting notifications of a future transaction of a retail product, and receiving, over a distributed computing network from the computing devices of multiple users, requests to participate in the transaction. A select number of users is added to a virtual line associated with the retail product transaction; from the virtual line, a first user is selected to receive the retail product and a second user is selected to receive a cryptographic digital asset containing a digital retail product and a unique digital asset code. The cryptographic digital asset is transferred to the second user's digital wallet, and the unique digital asset code is recorded on a record block of a blockchain ledger.

DIGITAL SECURITIZATION, OBFUSCATION, POLICY AND COMMERCE OF EVENT TICKETS

Resumen de: US20260330435A1

The present disclosure provides systems and methods that may convert traditional tickets into secure digital assets protected by cryptographic public/private keys that deploy these tickets on a blockchain. By structuring these tickets as smart digital contracts, such system can act as a self-policing escrow while simultaneously allowing ticket issuers greater control over the tickets after the tickets leave the ticket issuers' possession. The system can incorporate specific capabilities into the digital assets to provide an increased level of multiple ownership, security granularity, and sales restrictions in ticket transactions.

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM

Resumen de: US20260330453A1

0000 A system may include a management server communicably coupled to various computers forming a block chain in a distributed network. The management server may receive an offer application that includes offer information for an offered item in a virtual space. The management server may record, in a block chain, the offer information using a hash function. The management server may display, within a graphical user interface, the offered item with the offer information in response to obtaining the offer information from the block chain. The management server may receive a rental application for the offered item in response to displaying the offer information within the graphical user interface. The management server may record, in the block chain, first transaction information that includes a payment fee record using the hash function in response to a payment service receiving a payment of the desired rental fee for the rental application.

Methods for Conditional Transaction Tokens, Secure Sharing of Token Assets, Wallet Spam Protection, and User Interfaces for Acceptance of Terms

Resumen de: US20260330456A1

Systems and methods for illustrating cryptographic systems are illustrated. One embodiment includes a computer-implemented method for managing a terms-of-service agreement associated with a token. The method presents, by an electronic device to a user, a content element associated with the digital asset and a terms-of-service agreement governing access to or use of the content element. The method receives, via the electronic device and from the user in response to the presenting, an indication of acceptance or rejection of the terms of service agreement. The method records, responsive to receiving the indication, the acceptance or rejection in an immutable record stored on a blockchain or in a secure log maintained by a trusted execution environment (TEE). The method controls rendering of the content element by the electronic device based on the recorded acceptance or rejection of the terms-of-service agreement.

SYSTEMS AND METHODS FOR FACILITATING A DOUBLE-LAYER RESTRICTION SUBNET ARCHITECTURE USING SUBNET SPECIFIC RESTRICTIONS WITHIN DATA STREAMED USING HIERARCHICAL SUBNET RESTRICTIONS

Resumen de: US20260332569A1

0000 Systems and methods for uses and/or improvements to blockchain and blockchain technology, particularly to provide a scalable solution to the aforementioned security and privacy concerns. As one example, systems and methods are described herein for a double-layer restriction subnet architecture that overcomes the technical limitations of conventional blockchains, whether public or permissioned, and subnets thereof. The double-layer restriction subnet architecture comprises a series of permissioned subnets, which provides both the security/privacy benefits of permissioned blockchains but also the scalability of subnet efficiency.

BLOCKCHAIN-BASED DYNAMIC DIGITAL RIGHTS MANAGEMENT FOR CONTENT DISTRIBUTION

Resumen de: EP4826576A1

A method of enabling flexible digital rights management through modifiable hybrid tokens is disclosed. One or more hybrid tokens associated with digital content are created. Each hybrid token is fungible within a specific creator's content but non-fungible when compared to other creators' tokens. One or more properties of at least one of the one or more hybrid tokens are modified. The modifying includes expiring or revoking at least one of the one or more hybrid tokens or changing a fungible/non-fungible state of the at least one of the one or more hybrid tokens.

METHOD AND SYSTEM FOR PARTITIONED BLOCKCHAINS AND ENHANCED PRIVACY FOR PERMISSIONED BLOCKCHAINS

Nº publicación: EP4827039A2 21/10/2026

Solicitante:

MASTERCARD INTERNATIONAL INC [US]
Mastercard International Incorporated

Resumen de: EP4827039A2

0001 A method for generation of blocks for a partitioned blockchain includes: receiving transaction data entries for each of a plurality of subnets, each of the transaction data entries being formatted according to semantics associated with the respective subnet of the plurality of subnets; generating a hash value of the header included in the most recently added block; generating a new block header, the new block header including a sequence of pairs including a pair for each of the plurality of subnets, each pair including at least a subnet identifier associated with the respective subnet and a merkle root of the each of the transaction data entries received for the respective subnet; generating a new block, the new block including the generated new block header and the transaction data entries for each of the plurality of subnets; and transmitting the new block to a plurality of nodes associated with the partitioned blockchain.