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WIRELESS ENERGY TRANSACTION SYSTEMS AND METHODS

Resumen de: US2025173698A1

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.

SYSTEM AND METHODS FOR SECURING CERTAIN COMMUNICATIONS

Resumen de: US2025173801A1

Secure and privatized chat communication system (and related methods) for participants relating to a particular potential estate transaction, comprising: a software application for a mobile smartphone enabling registration of brokers/realtors, potential buyers, sellers, owners, and neighbors, regarding the particular real estate sales transaction, wherein blockchain secured wallets are issued, roles such as administrator, broker/realtor, customer, and user, are assigned by administrators, and user credentials, such as neighbor, owner, buyer, and seller, users, wherein the user credentials are issued by selected brokers/realtors registered with the system, for verifying the user's authenticity, to further support and enable secure, peer-to-peer chat communications between users of the system.

USER AUTHORIZATION METHOD AND APPARATUS

Resumen de: US2025175357A1

A method of user authorization, may include: after a user logs into an account of a target application, generating by the target application, a first non-fungible token (NFT) asset based on target user information to be authorized, wherein the target user information is specified by the user in user information of the account; submitting and uploading the first NFT asset to a blockchain; and based on a third-party application client applying for authorization of the first NFT asset: generating by the target application, a second NFT asset based on information of the first NFT asset; and transferring the second NFT asset to the third-party application client, to inform a resource side of the blockchain that the third-party application client has obtained the authorization of the first NFT asset.

ON-CHAIN ATTESTATIONS USING USER DATA

Resumen de: US2025173721A1

Methods, systems, and devices for data management are described. A custodial token platform may receive a request, from a client application on a user device, to generate an attestation record associated with a user profile of the custodial token platform. The custodial token platform may verify, after receiving the request, that the user profile is associated with the set of attributes for the requested attestation record. The custodial token platform may broadcast, after verifying that the user profile is associated with the set of attributes, a first message configured to generate the attestation record via a blockchain network, where the first message is signed using a key associated with the custodial token platform. The custodial token platform may broadcast a second message configured to store a mapping of an identifier for the attestation record and a self-custody blockchain address associated with the user profile.

SYSTEM AND METHOD FOR PERSONALIZED RECOMMENDATION AND TRANSACTION OF NON-FUNGIBLE TOKENS OF LIVESTOCK EMBRYOS

Resumen de: EP4560556A1

The present disclosure provide a system and method for personalized recommendation and transaction of non-fungible tokens of livestock embryos. There is a challenge in uniquely identifying livestock embryos and tracking them authentically for their ownership and all the associated details about the donor male, female, their lineage and/or the like. The present disclosure leverages blockchain technology to create unique digital assets representing the physical livestock embryos and identified by a unique token. By utilizing smart contracts on a blockchain platform, secure creation, transfer, and ownership tracking of livestock embryo NFTs is enabled. Further, a machine learning based approach for personalized recommendation of the livestock embryos with associated costs to the user based on the available NFT data, domain knowledge about the breeding policy and needs of the user is provided. A marketplace transaction system for fair trading of the livestock embryo NFTs is disclosed.

BLOCKCHAIN DATA PROCESSING METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM

Resumen de: EP4560981A1

A blockchain data processing method, executed by a first node device for maintaining a first blockchain in a blockchain network, and comprising: selecting, from a cross-chain communication protocol on the first blockchain, a message encapsulation format compatible with a second blockchain, the second blockchain being maintained by a second node device in the blockchain network, and the first node device and the second node device communicating according to the cross-chain communication protocol (S101); determining a target block where target transaction data associated with the second node device is located, according to the message encapsulation format compatible with the second blockchain, encapsulating the target transaction data and transaction verification information of the target transaction data in the target block on the first blockchain to obtain a target data packet, and encapsulating a block header of the target block according to the message encapsulation format compatible with the second blockchain to obtain an encapsulated block header (S 102); and sending the target data packet to a target relay server associated with the second node device, and sending the encapsulated block header to a target oracle machine server associated with the second node device, wherein the target relay server is used for sending the target data packet to the second node device, the target oracle machine server is used for sending the encapsulated block header to the second node devi

DATA PROCESSING METHOD AND RELATED DEVICES

Resumen de: EP4560974A1

This application provides a data processing method, applied to a distributed data management system. The system includes a plurality of data management apparatuses, and each data management apparatus corresponds to one blockchain node in a blockchain network. The method includes: A target data management apparatus in the plurality of data management apparatuses receives a transaction request from a blockchain client, where the transaction request includes identifiers of transaction participants. The target data management apparatus performs input/output I/O, in the blockchain network based on the transaction request, on a transaction information ciphertext obtained by encrypting a transaction information plaintext by using a key that is invisible to a participant other than the transaction participant, and then returns a transaction result to the blockchain client. In the method, the transaction participant is specified in the transaction request, and a privacy transaction such as privacy write or privacy query is implemented based on a blockchain, so that chaincode and service code that need to be developed to shield private data chaining from a user are implemented, and an application scope and usability of the blockchain network are improved.

Double-spend checks

Resumen de: GB2635752A

A computer-implemented method comprising partitioning an Unspent Transaction Outpoint (UTXO) set of a blockchain into at least two partitions; and performing, in parallel, a search in each partition for an outpoint of a previous blockchain transaction referenced by an input of a first blockchain transaction. The method may also comprise partitioning and searching a Spent Transaction Outpoint (STXO) set. The partitioning may be performed on the basis of block height or outpoint references.

Secure computing environment using blockchain

Resumen de: GB2635748A

A computer-implemented method of using a computing environment of a computing resource 102a, wherein the method comprises obtaining an encryption key from a first blockchain transaction on a blockchain 150, using the encryption key to encrypt data (e.g. using symmetric or asymmetric encryption or both), submitting a second blockchain transaction to nodes on a blockchain network, wherein the second blockchain transaction comprises a commitment of the encrypted data, supplying the encrypted data for use by a computing environment. More specifically, storing a download link to software of a virtual machine on the blockchain, which is encrypted using an encryption key. Creating a hash of the software package which can be verified to ensure the software package hasn’t been tampered with.

BLOCKCHAIN NODE AND METHODS FOR BLOCK VALIDATION USING A GRAPH DATASTORE

Resumen de: EP4560513A1

Methods, devices, and data structures for processing large volumes of transactions in blockchain nodes. One solution includes building a transaction graph database mapping all validated transactions as vertexes and connecting related transactions with edges. A process is described for annotating the graph database during block validation to determine if the list of transactions in the block is topologically ordered. Another solution includes building an array transaction database or data structure for each array received from another node, wherein the database includes a list of outputs consumed in the array's transactions as inputs that originate from other arrays, and a list of outputs generated by the array's transactions and not consumed by other transactions in the array. The array transaction databases may be used to quickly perform block validation.

BLOCKCHAIN NODE AND METHODS FOR BLOCK VALIDATION USING ARRAY TRANSACTION DATABASES

Resumen de: EP4560514A1

Methods, devices, and data structures for processing large volumes of transactions in blockchain nodes. One solution includes building a transaction graph database mapping all validated transactions as vertexes and connecting related transactions with edges. A process is described for annotating the graph database during block validation to determine if the list of transactions in the block is topologically ordered. Another solution includes building an array transaction database or data structure for each array received from another node, wherein the database includes a list of outputs consumed in the array's transactions as inputs that originate from other arrays, and a list of outputs generated by the array's transactions and not consumed by other transactions in the array. The array transaction databases may be used to quickly perform block validation.

BLOCKCHAIN TRANSACTION SAFETY

Resumen de: EP4560557A2

A method includes acquiring blockchain data that includes transactions between a plurality of blockchain addresses and labeling a set of the blockchain addresses as fraudulent and generating a graph data structure based on the blockchain data. The method includes calculating a set of scoring features for each blockchain address, where each set of scoring features includes a graph-based scoring feature. Calculating the graph-based scoring feature includes calculating a number of transactions associated with the blockchain address in the graph data structure. The method includes generating a scoring model using sets of scoring features for the blockchain addresses that are labeled as fraudulent and generating a trust score for each blockchain address using the scoring features and the scoring model. The trust score indicates a likelihood that the blockchain address is involved in fraudulent activity. Additionally, the method includes sending a requested trust score to a requesting device.

CREDENTIAL GENERATION AND DISTRIBUTION METHOD AND SYSTEM FOR A BLOCKCHAIN NETWORK

Resumen de: US2025167991A1

Methods and devices that manage the secure distribution of credentials from a group of autonomous specialized nodes to a requesting node. The secure distribution of credentials may uses secret share and a group private key that none of the nodes reconstructs or possesses. The credentials include an identifier for the requesting node and a secret point that the node assembles from portions of the secret point provided by each of a plurality of the specialized nodes, where the secret point is based on the group private key and a map-to-point hash of the requesting node's identifier.

Trust-But-Verify Blockchain System

Resumen de: US2025167995A1

An improved system implements Fitness Gradient Consensus including hash distance and bucket consensus variations within a digital blockchain by calculating the highest fitness value competing blocks to resolve conflicts and allocate the rewards associated with building new blocks. The consensus system applies conflict resolution formulas to incentivize block-building nodes to share blocks generated, as it completes construction, to improve chances of a reward, resulting in enhanced speed and security of blockchain.The hash distance consensus utilizes a hash distance scalar value as part of its fitness metric, and the bucket consensus assigns tokens to buckets and calculates an aggregate value of the assigned tokens. A trust-but-verify variant increases transactional throughput and reduces linearity and computational constraints.The system also utilizes novel record types, such as token genesis, transfer, transaction, trade order, settlement, proposition, determination, and pattern linkage records to facilitate the automation of financial, commercial and legal processes.

COMPUTATION OFFLOADING APPROACH IN BLOCKCHAIN-ENABLED MCS SYSTEMS

Resumen de: US2025168021A1

A computation offloading approach in blockchain-enabled MCS systems is provided to reach a lower total cost in computation offloading. Firstly, building a consortium blockchain-based framework to guarantee secure transactions in MCS systems. Secondly, designing a novel credit-based proof-of-work (C-PoW) algorithm instead of PoW to confirm transactions and add new blocks to the chain, thereby relieving the complexity of POW while keeping the reliability of blockchain. Thirdly, using a scalable deep reinforcement learning based computation offloading (DRCO) method to handle the computation-intensive tasks of C-PoW; by integrating PPO and DNC, the DRCO executes differentiable read-write operations on structured external memories by following an objective-oriented way; the DRCO uses a clipped surrogate objective to control the update of offloading policy, in order to improve the decision-making efficiency; the DRCO uses the DNNs to address the problem of high-dimensional state space.

SYSTEMS AND METHODS FOR BLOCKCHAIN-BASED VIRTUAL POWER PLANT MANAGEMENT

Resumen de: US2025167550A1

Disclosed is a system and a method for blockchain-based virtual power plant management, relating to the field of virtual power plants. The system mainly includes three modules: an event-driven based demand rapid response and flexible resource optimal allocation module configured to adjust power supply and demand in real time according to power demand information and available resource information of an industrial park; a blockchain-based data collaboration module configured to establish a data sharing and transaction environment among various participants of a virtual power plant; and a visualization management module configured to provide a user interface for displaying, in real time, operational status and power transactions of the virtual power plant in the user interface. The system can effectively manage virtual power plants, enhancing the efficiency and transparency of power supply.

BLOCKCHAIN AND DIGITAL IDENTITY-BASED AUTHENTICATED INTERACTION SYSTEM AND METHOD

Resumen de: US2025168004A1

Disclosed is a blockchain and digital identity-based authenticated interaction system and method that enables authentication between at least one authenticating actor and at least one authenticated actor.

SYSTEMS AND METHODS FOR USING CROSS-CHAIN PORTFOLIO MANAGEMENT PLATFORMS

Resumen de: WO2025106707A1

A method may include: a model registry smart contract on a primary permissioned blockchain-based network receiving template portfolio models; the model registry smart contract deploying an investor portfolio smart contract for an investor portfolio to the primary network; a rebalancer module calculating a subscription order to align the investor portfolio to the selected template portfolio model; the investor portfolio smart contract sending the subscription order to an orchestrator smart contract; the orchestrator smart contract routing the subscription order to a secondary permissioned blockchain-based network via an interoperability service that translates the subscription order for the secondary network, receives a settlement confirmation from the secondary network, and translates the settlement confirmation for the primary network; the orchestrator smart contract recording asset positions based on the settlement confirmation; and the investor portfolio smart contract transferring deposit tokens to a fund manager address for the fund on the primary network.

DECENTRALIZED MISSION PLANNING, COMMAND, AND CONTROL

Resumen de: WO2025106400A1

Provided herein are various enhancements for validating mission plans related to controlling operations of satellites from multiple sources. An example method includes obtaining an operational plan relating to logistical operations of one or more devices and performing a feasibility check for the operational plan based on logical rules implemented by a blockchain to determine a feasibility of an implementation of the logistical operations via the one or more devices. In response to satisfying the feasibility check, the method includes publishing the plan to the blockchain for subsequent execution.

PROGRAM AND INFORMATION PROCESSING SYSTEM

Resumen de: WO2025105141A1

The present invention reduces users' reservations about services that use a blockchain.　This program causes a computer to function as: a lending means that lends a specific object that has been converted into an NFT and that can be used in a virtual space from an owner, who is a user owning the specific object, to another user; and an acquisition means that allows the owner to acquire at least a part of the results obtained by the other user using the lent specific object within the virtual space.

METHOD FOR IMPLEMENTING ROLLUP OF LAYER-2 NETWORK, AND LAYER-2 NETWORK

Resumen de: WO2025103147A1

A method for implementing the rollup of a layer-2 network. The method comprises: a sequencer of a layer-2 network pulling transactions from a transaction pool, sequencing and packaging the pulled transactions, generating a first transaction root of the packaged transactions, executing the packaged transactions in sequence on the basis of an initial state before the packaged transactions are executed, and generating a first post-state root; the sequencer sending, to a prover of the layer-2 network, the packaged transactions, the first transaction root, the initial state before the packaged transactions are executed, a first pre-state root corresponding to the initial state, and the first post-state root, wherein the prover is implemented by using a trusted execution environment; the prover verifying the first transaction root and the first pre-state root; and after the two roots pass the verification, executing the packaged transactions in sequence on the basis of the initial state, so as to generate a second post-state root, after it is verified that the second post-state root is equal to the first post-state root, signing information of the packaged transactions by using a private key in the trusted execution environment, using the signature as proof, and sending the signature to a blockchain ledger of a main network by means of a second main network transaction.

IMPLEMENTING BLOCKCHAIN-BASED TOKEN ATTRIBUTION AND YIELD DISTRIBUTION WITH REDUCED COMPUTATIONAL COMPLEXITY

Resumen de: WO2025102146A1

Implementations of blockchain-based token attribution and yield distribution with reduced computational complexity are described. For example, a method can include maintaining a set of age data associated with token circulation within a blockchain of a blockchain system, detecting an age update event to cause an update to the set of age data items maintained on the blockchain, and causing the set of age data maintained on the blockchain to be updated. The set of age data includes an age of an attribution property for a token assigned to a token issuer of the blockchain system. The age of the attribution property is determined based on a circulation of tokens having the attribution property and an elapsed amount of time. The method further includes using the set of age data items to perform yield distribution to distribute yield to at least the token issuer.

DECENTRALIZED BLOCKCHAIN ENABLED MOBILE COMMUNICATIONS ON A SECURE, OPEN AND DISTRIBUTED NETWORK

Resumen de: US2024388428A1

Decentralized blockchain enabled mobile communications on a secure, open and distributed network and that is network agnostic. Networks of future will be based on cellular, Wi-Fi, and/or satellite technology, may be private or public, will be decentralized and will provide a variable network capacity, latency and bandwidth. The endpoints for networks will vary but increasingly include several Internet-Of-Things (IOT) endpoints. Peer-to-peer connections traverse many of these networks. As of today, communications networks will continue to exist in secure and not secure embodiments.

SYSTEM AND METHOD FOR PERSONALIZED RECOMMENDATION AND TRANSACTION OF NON-FUNGIBLE TOKENS OF LIVESTOCK EMBRYOS

Resumen de: US2025166042A1

The present disclosure provide a system and method for personalized recommendation and transaction of non-fungible tokens of livestock embryos. There is a challenge in uniquely identifying livestock embryos and tracking them authentically for their ownership and all the associated details about the donor male, female, their lineage and/or the like. The present disclosure leverages blockchain technology to create unique digital assets representing the physical livestock embryos and identified by a unique token. By utilizing smart contracts on a blockchain platform, secure creation, transfer, and ownership tracking of livestock embryo NFTs is enabled. Further, a machine learning based approach for personalized recommendation of the livestock embryos with associated costs to the user based on the available NFT data, domain knowledge about the breeding policy and needs of the user is provided. A marketplace transaction system for fair trading of the livestock embryo NFTs is disclosed.

METHOD FOR MACHINE LEARNING MODEL VERIFICATION AND TRANSACTION

Nº publicación: US2025165967A1 22/05/2025

Solicitante:

INVENTEC PUDONG TECH CORPORATION [CN]
INVENTEC CORP [TW]
Inventec (Pudong) Technology Corporation,
Inventec Corporation

Resumen de: US2025165967A1

The present disclosure provides a method including: generating a first private key and a public key according to a parameter set of full homomorphic encryption; encrypting test data and label by the public key to generate test data ciphertext and label ciphertext; generating a smart contract executed by a blockchain system, and transferring control of an amount of cryptocurrency from a first cryptocurrency account to the blockchain; receiving a result of a verification to a model ciphertext; when the result indicates that the model ciphertext does not pass the verification, retrieving the control of the amount of cryptocurrency; and when the result indicates that the model ciphertext passes the verification, receiving the model ciphertext and a second private key from the blockchain system, and decrypting, according to the first and second private keys, the model ciphertext to generate a model to infer the test data.