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120
results.
Updated on
24/08/2026 [08:18:00]
Absstract of: FR3172378A1
L’invention concerne un système de certification numérique des immatriculations de véhicules motorisés utilisant la technologie des NFTs enregistrés sur une blockchain publique. Ce système permet de remplacer les certificats papiers par un certificat numérique sécurisé, traçable et infalsifiable, facilitant la gestion des immatriculations à l’échelle européenne.
Absstract of: WO2026170832A1
Disclosed in the present application are a decentralized digital identity verification method, apparatus and device, a storage medium and a program product The method comprises: constructing an aggregation node, and receiving, by means of an aggregation queue of the aggregation node, a zero-knowledge proof file sent by at least one holder; when the real-time file capacity of the aggregation queue reaches a preset capacity threshold, folding the zero-knowledge proof file in the aggregation queue to obtain a final proof file; and performing validity verification on the final proof file to obtain a decentralized digital identity verification result.
Absstract of: US20260245083A1
0000 A control method performed by a device includes obtaining a non-fungible token (NFT) issuance request for creating an NFT from first content, and sending, to a blockchain system, transaction data including request information for requesting the blockchain system to issue the NFT corresponding to the first content. The NFT includes a correspondence relationship between first information and second information, the first information indicating a range of the first content where at least part of second content different from the first content is present, and the second information indicating a range of the second content where the at least part of the second content is present. The request information includes the correspondence relationship.
Absstract of: US20260245072A1
An access or procurement system has at least one device for data exchange and a database and is designed to access data in or from entries in a blockchain, to execute transactions using this blockchain or data derived from it by exchanging a signal in the form of a crypto value with a crypto wallet requesting access, procurement, or execution, to determine the wallet address of a crypto wallet involved in such a transaction, and to determine whether the crypto wallet with the wallet address determined in this way has at least one unique crypto value whose identification code can be found in the database, whose entries correspond to the identification codes of unique crypto values. These unique crypto values registered in this database represent a license for the exercise of a right of access, purchase, or execution by the crypto wallet requesting access, procurement, or execution.
Absstract of: AU2024409744A1
A system and method to convert, social media content to dynamic non-fungible tokens (NFT's) is provided. The system includes a user registration module to link social media accounts of a user. The system includes a contract generation module to sign and notarize a contract and a proof of agreement through a blockchain. The system includes an NFT value creation module to convert the content to NFT dynamically. The system includes a NFT marketplace module to allow the first user to buy and sell the NFT's. The system includes a payment module to monetize the assets thereby converting a second user to a paid member based on a. monthly subscription. The payment, module provides a social net value of the content and generates a. revenue through a transaction processing fees and SaaS subscriptions. The system includes an NFT swapping module to swap types of currency of the NFT across multiple networks.
Absstract of: US20260245004A1
0000 The present invention provides a decentralized artificial intelligence (AI) agent networking, collaboration, and employment platform that enables AI agents to register, establish cryptographic identities, engage in peer-to-peer communication, and autonomously participate in a structured job marketplace. The system comprises a decentralized identity management module utilizing blockchain-based decentralized identifiers (DIDs) to authenticate AI agents, ensuring verifiable and tamper-resistant identity assignment. A trust and reputation management module dynamically evaluates AI agent credibility based on transaction history, service-level agreement (SLA) compliance, and cryptographic proof-of-service attestations, preventing fraudulent or malicious activity. The AI agent marketplace allows businesses to post AI-driven tasks, wherein AI agents autonomously bid, negotiate, and execute assignments using predefined decision-making protocols. A smart contract-based execution framework governs service transactions, automating contract enforcement, payment settlements, and dispute resolution.
Absstract of: US20260245075A1
A quantum-safe digital currency system designed to resist security threats posed by quantum computing is disclosed. The system includes a quantum-resilient blockchain module that utilizes hash-based post-quantum digital signature algorithms, such as the eXtended Merkle Signature Scheme (XMSS), to generate and verify quantum-secure transactions while maintaining a fixed supply of cryptocurrency tokens. A scam recovery and reporting module employs artificial intelligence and a decentralized encrypted interface to detect and report fraudulent activities. An arbitration module, operating within a decentralized autonomous organization (DAO), enables validator nodes to perform quantum-secure voting and verification to authorize fund reversals. A transaction security module applies zero-knowledge proofs (ZKPs) and quantum-secure communication channels to ensure privacy and authenticity. When a scam is verified, a multi- signature quantum-secure reversal transaction restores assets to their rightful owner.
Absstract of: US20260245149A1
Provided is a hybrid blockchain system in which a plurality of blockchains is combined. The system comprises: a first blockchain for, when a predetermined first transaction occurs, generating first transaction information by using a first currency having price fluctuations; and a second blockchain for, when a predetermined second transaction occurs, generating second transaction information by using a second currency having no price fluctuations.
Absstract of: US20260246654A1
Disclosed are systems, methods, and media for a communication system for an aerospace system including a communications module that is configured to communicatively couple the aerospace system to an aircraft communication network using a blockchain. The communication system further includes a processor that is configured to communicate aircraft data having a unique hash ID between the aerospace system and one or more subsequent aerospace systems in the aircraft communication network via the communications module. The processor can be configured to access or receive the aircraft data and validate the unique hash ID of the aircraft data using the blockchain. Upon validation of the unique hash ID, the process can be configured to install the aircraft data on the aerospace system and broadcasting a copy of the aircraft data to the one or more subsequent aerospace systems.
Absstract of: US20260246655A1
A block chain consensus method is provided, performed by a computer device in which a proposal node in a block chain is located, and includes: acquiring a to-be-consensual transaction block, the to-be-consensual transaction block being generated based on at least one piece of to-be-packaged transaction data; acquiring a hash fingerprint of the proposal node, and performing signature endorsement on the transaction block by using the hash fingerprint of the proposal node, to obtain signature endorsement information, the hash fingerprint being determined after a hash operation is performed on certificate data corresponding to the proposal node; combining the signature endorsement information and the transaction block, to generate a proposal message; and broadcasting the proposal message to at least one verification node in the block chain, to trigger each verification node to reach a consensus, based on the hash fingerprint of the proposal node in the proposal message, on the proposal message.
Absstract of: US20260245082A1
A computer-implemented method of making a commitment to a message upon which an outcome is to be determined, wherein the method is performed by a first participant of a group of participants, wherein a coordinator is associated with a coordinator public key, and wherein the method comprises: generating a first encrypted message by encrypting a first message with the coordinator public key; generating a first commitment value based on the first encrypted message; making the first commitment value available to the group of participants and the coordinator; and upon determining that each other participant has made a respective commitment value available to the group of participants the coordinator, making the first encrypted message and first reveal data available to the group of participants and the coordinator, wherein the first reveal data enables the first encrypted message to be obtained from the first commitment value.
Absstract of: US20260246646A1
0000 A blockchain-based video authentication system ensures the integrity, authenticity, and security of digital video content by integrating cryptographic hashing, dynamic watermarking, AI-driven anomaly detection, and decentralized ledger storage. A video file is processed to generate a cryptographic hash, which is immutably stored in a blockchain ledger. A rotating digital watermark is embedded in the video to detect tampering. AI models, including convolutional and recurrent neural networks, analyze frames and motion patterns for manipulation. A fraud detection module leverages generative adversarial networks to identify deepfake alterations. A predictive threat analysis engine employs machine learning to detect emerging manipulation techniques. Verification is enabled via an API, a zero-knowledge proof engine, a browser plugin, and a mobile application. An active watermarking module monitors playback, detecting unauthorized use. A consensus-based validation mechanism ensures tamper resistance. The system provides a scalable, real-time, and privacy-preserving solution for securing and verifying digital video content.
Absstract of: US20260246612A1
0000 A blockchain transaction data management method and system for managing blockchain based transaction data is disclosed. The blockchain transaction data management method includes: obtaining the blockchain based transaction data in form of plain text data from communication devices; classifying blockchain based transaction data as sensitive computational transaction data and reference transaction data; encrypting the sensitive computational transaction data when the blockchain based transaction data are classified as the sensitive computational transaction data, using a FHE technique; hashing the reference transaction data for validating blockchain transactions when the blockchain based transaction data are classified as reference transaction data, using cryptographic hashing techniques; performing computation-based operations on the encrypted sensitive computational transaction data to generate preserved encrypted and hashed text data without accessing the plain text data; and providing the generated preserved plain text data associated with the blockchain based transaction data, as output, to the communication devices of users.
Absstract of: US20260244773A1
A system for adaptive access control and asset management comprises a metric collection layer configured to capture real-time user metrics from integrated systems. A blockchain layer provides an immutable, quantum-resistant ledger for storing access events, asset records, and compliance data. An authorization layer manages adaptive access control based on effort scores, access thresholds, and effort decay mechanisms. A data integration layer interfaces with external applications for data access, analytics, and reporting. The metric collection layer captures task completion, accuracy, and engagement metrics. The blockchain layer employs a hybrid model combining on-block and off-block storage. The authorization layer includes a BlockCipher Module for making access decisions based on calculated effort scores and predefined thresholds. The data integration layer facilitates integration of AI algorithms for behavior analysis and predictive insights. The system enables secure, adaptive access control and asset tracking across industries like finance, healthcare, supply chain, and government sectors.
Absstract of: WO2026173336A1
A blockchain-based career authentication system and method, and a computing device for performing same are disclosed. The disclosed system according to one embodiment is a blockchain-based career authentication system comprising: a user terminal for transmitting a request for issuance of a career certificate of a user; a related institution server for receiving the request for issuance of the career certificate, verifying career information of the user, and transmitting a verification completion notification when the verification is completed; and a career authentication management server for receiving the verification completion notification and registering career proof information of the user in a blockchain network according to the verification completion notification.
Absstract of: WO2026173136A1
This training data verification system, which performs a verification operation on artificial intelligence training data in a blockchain-based artificial intelligence training data management system: has an identity of the training data verification system authenticated by a blockchain system in response to a verification request for training data from a training data supply system; when the identity authentication of the training data verification system is successful, receives, from an off-chain of the blockchain system, training data retrieved using an identifier of the training data supply system and an identifier of the training data; and verifies whether the received training data includes at least one of personal information, biased information, false information, fabricated information, and copyright-infringing information, thereby generating a verification result of the training data, wherein the verification result of the training data includes an identifier of the training data supply system, an identifier of the training data verification system, an identifier of the training data, a hash value of the training data, and a hash value of a verification history of the training data.
Absstract of: US20260244717A1
A method for modifying and tracking digital media using substantially imperceptible identifiers is disclosed. A content asset is received over a communications network and modified using at least one processor by applying a substantially imperceptible variation to generate a modified content asset. A unique digital signature is generated based on features of the modified content, including spatial, temporal, spectral, or typographic characteristics, and the digital signature is stored in a blockchain ledger for immutable verification. The system may scan digital platforms for potential unauthorized copies, extract embedded variations, regenerate the digital signature, and verify it against the blockchain record. Variations may include pixel-level adjustments, audio signal alterations in inaudible frequency ranges, zero-width character insertions in text, or frame timing shifts in video. The system enables persistent, content-level traceability and supports automated enforcement actions, transforming media assets into verifiable, self-identifying entities suitable for rights management and anti-piracy enforcement.
Absstract of: US20260245112A1
Methods and systems for blockchain and smart contract-supported decentralized computation are provided. A computation task from a task initiator node is registered on a blockchain by invoking a smart contract, and assigned to an edge computing node within a decentralized computing network, with task details sent by the task initiator node to the edge computing node through a secure peer-to-peer connection. The task initiator node and the edge computing node may select each other using peer discovery methods based on reputation scores. The edge computing node determines a solution to the computation task. The solution may be verified on-chain by the smart contract, or off-chain by the task initiator node, and a token reward may be given to the edge computing node by the smart contract upon solution verification. The edge computing node is incentivized to determine the solution by the reward provided by the smart contract.
Absstract of: US20260246648A1
Systems and methods for performing quantum-secure blockchain operations in accordance with various embodiments of the invention are illustrated. One embodiment includes a method that conveys a hash of a randomly-generated first pre-image value to an initiating party of a proposed action that concerns cryptographic tokens. The method receives, from the initiating party, a second pre-image value, wherein the second pre-image value is received after a transaction from the initiating party is included in a block on a blockchain. The transaction from the initiating party references a locking script based on a concatenation of the hash of the first pre-image value and the second pre-image value. The method generates an unlocking script including the hash. The method submits the proposed action to the blockchain, wherein the proposed action includes a reference to the unlocking script, and wherein the unlocking script is validated against the locking script to initiate the proposed action.
Absstract of: US20260245084A1
0000 According to an embodiment of the present invention, a system for transferring assets of a computer environment comprises one or more memories and at least one processor coupled to the one or more memories. The system receives a request to transfer an onchain asset of a user to a recipient. The onchain asset resides on a blockchain and corresponds to an offchain asset of the user. A verification of one or more aspects of the offchain asset is performed offchain. The onchain asset is transferred to the recipient in response to verification of the or more aspects of the offchain asset. The offchain asset is transferred to the recipient in response to transfer of the onchain asset. Embodiments of the present invention further include a method and computer program product for transferring assets of a computer environment in substantially the same manner described above.
Absstract of: US20260245055A1
A method for creating traceability within a network system includes receiving, from a first computing system, a first account request message; receiving, from a second computing system, a second account request message; creating first and second tagged blockchain accounts on a blockchain that runs in parallel with a payment gateway service maintained by the processing server; receiving, from the first computing system, a disbursement request that identifies (i) an account identifier associated with the first tagged blockchain account, (ii) an account identifier associated with the second tagged blockchain account, and (iii) an amount of tagged funds; transferring the amount of tagged funds from the first tagged blockchain account to the second tagged blockchain account; and creating a genesis block on the blockchain that includes a unique identifier tag assigned to the received disbursement request and disbursement details associated with the disbursement of the tagged funds.
Absstract of: WO2026173838A1
Example systems and methods include: determining, by one or more smart contracts, a list of miners operational with a source blockchain, wherein the miners are those that wrote at least one block to the source blockchain within a predetermined look-back period; assigning, by the one or more smart contracts, weights to the miners based on their respective degrees of success in writing blocks to the source blockchain during the predetermined look-back period; identifying, by the one or more smart contracts, a multisig digital vault jointly controlled by the miners in accordance with their weights; determining, by the one or more smart contracts, that digital tokens of the source blockchain have been sent to the multisig digital vault; and, in response to determining that the digital tokens of the source blockchain have been sent to the multisig digital vault, minting, by the one or more smart contracts, a number of digital tokens of a target blockchain.
Absstract of: US20260246811A1
0000 Techniques are presented relating to steps after a congress pool has accepted a request from a requester to activate a script. The steps include preparing, by a node, a blockchain transaction cryptographically locked with a public key associated with the congress pool, the blockchain transaction configured to permit a plurality of information providing systems to add inputs to the blockchain transaction; determining a centre point for data received from the plurality of information providing systems; and activating, by the node in cooperation with other nodes of the congress pool, the script based on the centre point.
Absstract of: GB2704053A
Digital postage systems, a method for creating, managing and authenticating digital stamps, and a method for promoting and managing a digital stamp as a collectable item are disclosed. A user input in received from a digital interface and used by an artificial intelligence (AI) module to generate a digital stamp which includes a unique identifier. A blockchain-based registry is used to immutably record details of the digital stamp, linking this to the unique identifier. A cloud-based database stores the digital stamp an maintains a verifiable link between the digital stamp and a corresponding physical stamp. A printing interface outputs the digital stamp in physical form and ensures reproduction fidelity and security feature integrity. Figure 1
Nº publicación: EP4793867A1 19/08/2026
Applicant:
MDMY PTY LTD [AU]
MDMY Pty Ltd
Absstract of: EP4793867A1
Disclosed are methods for trading tokenized assets as well as a corresponding data structure, a data processing apparatus and a computer program. One of the methods comprises providing a set of smart contracts stored on a blockchain, wherein the set of smart contracts forms a decentralized order book configured to record token trading orders, receiving a request from a user device to add a token trading order to the decentralized order book, determining a reward for executing the token trading order, collecting a payment of the reward from the user device, making the token trading order available for execution, determining that the token trading order was executed by an executor device and making the reward available to the executor device
BOPI
Electronic site
