Alerta

SYSTEMS AND METHODS FOR FACILITATING CRYPTOGRAPHICALLY BACKED COORDINATION OF COMPLEX COMPUTER COMMUNICATIONS

Resumen de: US2025293896A1

Methods and systems for uses and/or improvements to blockchain technology. In particular, the methods and systems described herein implement a novel cryptographic resource standard that provides functionality for complex communications. The novel cryptographic resource standard allows for blockchain functions that may involve single cryptographic resource transfers or batch cryptographic resource transfers as well as on-chain batching of one or more cryptographic resources.

SYSTEM AND METHOD FOR MULTI-PARTY GENERATION OF BLOCKCHAIN-BASED SMART CONTRACT

Resumen de: US2025293862A1

Systems and methods described herein relate to techniques that allow for multiple parties to jointly generate or jointly agree upon the parameters for generation of a smart contract, such as a verification key. Execution of the smart contract may be performed by a third party, for example, a worker node on a blockchain network. Techniques described herein may be utilised as part of a protocol in which parties of a smart contract share powers of a secret in a manner that allows each party to determine an identical common reference string, agree on parameters for a smart contract, agree and/or make proportionate contributions the smart contract, and combinations thereof. The smart contract may be published to a blockchain network (e.g., Bitcoin Cash). The protocol may be a zero-knowledge protocol.

METHODS FOR IMPLEMENTING DISTRIBUTED KEY GENERATION IN BLOCKCHAIN, SYSTEMS, AND NODES

Resumen de: US2025293863A1

A method for implementing distributed key generation in a blockchain by a blockchain node includes: generating n secret shares, retaining a share and respectively encrypting a remaining n−1 secret shares by using keys of receivers, generating a public verification parameter corresponding to a secret share of the blockchain node, generating a zero-knowledge proof indicating that the secret share of the blockchain node and the public verification parameter match, sending the secret share, the public verification parameter, and the zero-knowledge proof to an on-chain contract by using a transaction, verifying, by the on-chain contract based on the zero-knowledge proof, that the encrypted secret share and the public verification parameter match, obtaining, from contract information, a verified secret share corresponding to the blockchain node, performing decryption by using a key of the blockchain node, and calculating a private key share of the blockchain node based on a local secret share.

SYSTEM AND METHOD FOR CONTINUOUS TRACKING OF MEDIA PLAYBACK USING BLOCKCHAIN

Resumen de: US2025294079A1

Systems and methods for continuous tracking of media file playback. First, transaction data from a platform stream is received. The transaction data corresponds to a request to play a media file from an end user, as well as continuous play information. Next, the transaction data is verified. Then, the verified transaction data is signed using a cryptographic signature. Next, it is determined whether the transaction data corresponds to a valid blockchain transaction. If the transaction data corresponds to a valid blockchain transaction, the valid blockchain transaction is recorded to a blockchain. Last, the transaction data and the cryptographic signature are transmitted to one or more validation nodes.

METHOD, DEVICE, AND PROGRAM FOR MAINTAINING A HISTORICAL RECORD OF AN APPARATUS COMPRISING MULTIPLE COMPONENTS

Resumen de: WO2025190806A1

The present disclosure relates to a method for maintaining an authenticated historical record of an apparatus comprising multiple components on a blockchain network. The method includes receiving a digital address on the blockchain network that is uniquely assigned to the apparatus, as well as receiving a plurality of identification numbers, each for a respective component of the apparatus. The method further includes minting a plurality of non-transferrable NFTs, wherein each non-transferrable NFT comprises the identification number for its respective component. Furthermore, the method includes issuing the plurality of non-transferrable NFTs to the digital address of the apparatus.

SYSTEM AND METHOD FOR GENERATING GREENHOUSE GAS EMISSIONS ELECTRONIC RECEIPT WITH BLOCKCHAIN

Resumen de: WO2025193180A1

System and method for generating greenhouse gas emissions electronic receipt with blockchain comprising recognizing transactions from data stream, encrypting the transactions into a blockchain, aggregating related information of the transactions for a specific user, decrypting the transactions for a greenhouse gas emission report, and reporting the greenhouse gas emissions report characterized in that the blockchain is Proof of History (PoH) blockchain that the transactions are timestamped to create a chain of blocks in the blockchain.

COMPUTER-IMPLEMENTED METHODS AND SYSTEMS FOR VALIDATING TOKENS FOR BLOCKCHAIN-BASED CRYPTOCURRENCIES

Resumen de: EP4617978A1

There is provided a computer-implemented method of maintaining, by a first party, a title registry database for recording transfers of tokens issued by an issuer. Each token is associated with a quantity of cryptocurrency. The method comprises monitoring a blockchain for blockchain transactions comprising transfers of tokens issued by the issuer; and, responsive to determining a first blockchain transaction comprising a transfer of a token issued by the issuer recorded in the blockchain, recording the transfer of the token in the title registry database.

METHOD OF PRODUCTION AND STORAGE OF METAL SCAFFOLDING COMPONENTS, METHOD AND TRACKING SYSTEM OF SUCH METAL COMPONENTS AND RELATED SCAFFOLDING

Resumen de: EP4617974A1

Method of manufacturing and storing (M1) metal components of scaffolding (1), comprising the following steps: manufacturing (F1) and arranging (F2) at least one plurality of metal components (10) for scaffolding (1); fixing (F3) to each metal component (10) of the corresponding plurality of components at least one identifier element (20) configured to be associated with one or more information data relating to the respective metal component (10), the at least one identifier element (20) presenting at least one univocal identifying information (A) configured to also univocally identify the corresponding metal component (10) on which it is fixed; creating (F4) a univocal digital twin (60) of each metal component (10) of the corresponding plurality of components, in a corresponding digital environment (B) where the digital environment (B) includes a computer network based on a blockchain technology or platform, the digital twins (60) being univocally created (F4) through a simultaneous and massive operation of detecting the identifying information (A) present in the at least one identifier element (20) of each metal component (10) manufactured and arranged, the creation step (F4) of each digital twin (60) comprising, or being followed by a creation operation (F4.4), for each digital twin (60), of a permanent register (R) of events (E), non-removable and non-erasable, in which each event (E) identifies a certain status condition of the respective metal component (10) and is enter

BLOCKCHAIN TRANSACTION

Resumen de: CN120283379A

A computer-implemented method of generating a challenge blockchain transaction, where the challenge blockchain transaction is associated with a puzzle and an attestation criterion, where the puzzle is satisfied by a puzzle solution, and where the attestation criterion is satisfied by an attestation, the method comprising: generating a first locking script of the challenge blockchain transaction, when executed together with a first unlocking script of a deblockchain transaction comprising a candidate puzzle solution, a public key, a candidate attestation, and a signature generated for the deblockchain transaction, the first locking script is configured to: verify whether the candidate puzzle solution satisfies the puzzle; verifying whether the signature is valid for the public key; and verifying whether the candidate proof meets the proof criteria, where the proof criteria require that the candidate proof is derived from the candidate puzzle solution and the public key; and providing the challenge block chain transaction to one or more nodes of a block chain network.

CROSS-BLOCKCHAIN TRANSACTION PROCESSING METHOD, RELATED DEVICE, STORAGE MEDIUM AND PRODUCT

Resumen de: EP4618474A1

Provided in the present application are a cross-blockchain transaction processing method, a related device, a storage medium and a product. The cross-blockchain transaction processing method comprises: acquiring from a source blockchain network a cross-blockchain transaction processing request by means of a first interface node, and distributing the cross-blockchain transaction processing request to a first number of repeaters; by means of the repeaters, performing first verification on the cross-blockchain transaction processing request and signing same to generate sub-signatures; by means of a signature aggregation node, after a second number of sub-signatures are received, generating a first signature of a relay system, and sending the cross-blockchain transaction processing request and the first signature to a target blockchain network, such that the target blockchain network performs second verification on the first signature and processes the cross-blockchain transaction processing request, wherein the second number is smaller than the first number. The embodiments of the present application can be applied to various scenarios such as blockchains, virtual digital assets, and security technology. The embodiments of the present application can reduce resource consumption while cross-blockchain security is achieved.

METHOD AND SYSTEM OF TRACKING METAL COMPONENTS OF SCAFFOLDING USED ON THE CONSTRUCTION SITE AND/OR IN STORAGE AT DISTRIBUTION AND RENTAL POINTS AND RELATED BRIDGING

Resumen de: EP4617975A1

Method of tracking (M1) metal components (10) of scaffolding (1) used on the construction site (150) and/or in storage at distribution and rental points (160), comprising the following steps: arranging (F1) at least a plurality of metal components (10) for scaffolding (1); fixing (F2) to each metal component (10) at least one identifier element (20) configured to be associated with one or more information data relating to the respective metal component (10), wherein the identifier element (20) has at least one univocal identifying information (A) configured to also univocally identify the respective metal component (10) to which it is fixed; creating (F3) an univocal digital twin (60) relating to each metal component (10) in a digital environment (B) that includes a computer network based on a blockchain technology or platform, wherein the digital twins (60) are univocally created (F3) by a simultaneous and massive operation of detecting the identification information (A) present in the identifier element (20) of each metal component (10), wherein the creation step (F3) of each digital twin (60) includes, or is followed by a creation operation (F3.4), for each digital twin (60), of a permanent register (R) of events (E), which is non-removable and non-erasable, wherein each event (E) identifies a certain status condition of the respective metal component (10) and is entered into the respective permanent register (R) of events (E), wherein each entered event (E) is non-removab

Blockchain Network Node and Method

Resumen de: KR20250135550A

본 발명은 트랜잭션의 유효 처리량을 늘리기 위한 블록체인 네트워크에서의 노드 장치 및 이의 동작 방법에 관한 것이다. 본 발명의 일실시예에 의한 블록체인 네트워크에서 노드 장치의 동작 방법은 블록체인 네트워크에서의 트랜잭션 처리를 위한 노드 장치의 동작 방법에 있어서, 현재 타임스텝에서 소정 개수의 과거 타임스텝(timestep)에 대한 평균 트랜잭션 양 및 트랜잭션 지연 시간 정보를 획득하는 동작; 및 상기 획득된 평균 트랜잭션 양 및 트랜잭션의 지연 시간 정보를 이용하여 상기 현재 타임스텝에서의 트랜잭션 생성 여부를 결정하는 동작을 포함할 수 있다.

METHOD AND APPARATUS FOR DECIDING LOCATION OF UAV CONNECTED TO BLOCKCHAIN NETWORK

Resumen de: KR20250135555A

본 발명은 목표 지연시간 이내에 무인기를 통해 수집된 데이터를 블록체인 네트워크에 전송하여 트랜잭션을 업데이트 하는 확률을 최대화할 수 있는 블록체인 네트워크와 연결된 무인기의 배치위치 결정 방법 및 장치에 관한 것이다. 본 발명의 일실시예에 의한 블록체인 네트워크와 연결된 무인기의 배치위치 결정 방법은 블록체인 네트워크와 연결된 무인기의 배치위치를 결정하는 방법에 있어서, 통신 지연 시간, 전송 시간 및 블록체인 지연 시간의 합이 설정된 목표 시간(Tth)보다 작은 값을 갖는 트랜잭션의 업데이트 확률을 산출하는 단계- 상기 트랜잭션은 상기 무인기가 수집한 데이터를 통해 생성되고, 상기 통신 지연 시간은 상기 무인기와 기지국이 연결된 무인기 네트워크에서의 상기 무인기가 상기 기지국으로 데이터를 전송하는 시간을 의미하고, 상기 전송 시간은 상기 기지국에서 상기 블록체인 네트워크로 상기 수신한 데이터를 전송하는 시간을 의미하고, 상기 블록체인 지연 시간은 상기 기지국으로부터 수신한 데이터를 통해 생성된 트랜잭션이 상기 블록체인 네트워크에서 업데이트 되는 시간을 의미함-; 및 상기 트랜잭션의 업데이트 확률이 최대값을 갖도록 상기 무인기의 배치위치를 결정하는 단계를 포�

METHOD AND SYSTEM FOR CRYPTOGRAPHIC CREDENTIALS

Resumen de: WO2025188718A1

A method for facilitating permission-based cryptographic transactions across service providers includes: receiving a request including permission data and an identification value from a first computing system, the identification value being associated with a first blockchain wallet for a blockchain associated with a blockchain network; generating (1) a permission token based on the permission data and (2) an alias, the permission token including verified identity data points; transmitting the generated alias to the first computing system in response to the request; receiving a token request from a second computing system, the token request including the alias; and transmitting the generated permission token identification value to the second computing system in response to the token request.

A SYSTEM AND METHOD FOR FORMS AUTOMATION AND COMPLIANCE

Resumen de: WO2025188684A1

A method is disclosed that may include receiving, via a secure regulatory compliance interface, form content and jurisdictional parameters, processing form content using a Forms Compliance Processing Unit (FCPU) configured to apply compliance rules. The method may include extracting compliance-relevant text using an Intelligent Optical Character Recognition (iOCR) engine and comparing extracted text to a structured compliance database. Also, the method may include generating a compliance checklist using an Automated Workflow & Document Processing System (AWDPS). Further, the method may include verifying form compliance through a machine-learning-driven compliance decision engine and modifying form content using a Compliance Review and Form Generation Module (CRFGM). The method may include securing regulatory submission using a Secure Regulatory Filing Interface (SRFI). Moreover, the method may include tracking submission changes with a blockchain-based audit ledger. Also, the method may include submitting a finalized compliance forms to a regulatory authority via an API integration.

METHOD FOR PROCESSING BLOCKCHAIN TRANSACTIONS

Resumen de: WO2025185892A1

A computer-implemented method is provided of processing blockchain transactions. The method comprises: applying a regular expression to blockchain transactions to selectively identify target data meeting a search criterion defined by the regular expression; and initiating an action in response to identifying the target data.

TRANSFER SYSTEM, TERMINAL DEVICE, AND TRANSFER METHOD

Resumen de: WO2025186987A1

Provided is a transfer system or the like for realizing data transfer between blockchains without holding a write client. A terminal device of a representative includes: an inter-blockchain communication unit that transmits transfer data generated by a host blockchain to a transfer-destination blockchain, receives transfer data addressed to the host blockchain generated by the other blockchain, generates a signature request slip indicating the state of the transfer data on the basis of the transfer data generated by the host blockchain, receives a signature request slip generated by the other blockchain, and generates a signature using a signature key for information generated on the basis of all the signature request slips; and a hash chain storage unit in which all the signature request slips and a set of a plurality of signatures generated by terminal devices of a plurality of representatives are stored as blocks of a hash chain. The hash chain is disclosed to participants of the host blockchain and participants of the other blockchain.

DIGITAL CURRENCY OPERATION SYSTEM AND OPERATION METHOD THEREOF

Resumen de: WO2025187918A1

An electronic apparatus may: acquire a token identifier corresponding to an offline-transition request; and transmit, to an operation server by means of a private key included in a predetermined offline-transition key pair, which is an asymmetric key for offline-transition, pre-offline digital currency including the token identifier, quantitative information of digital currency to be issued by offline-transition, and a public key of a predetermined blockchain key pair or a token signature signed for a value derived from the public key. The electronic apparatus may receive, from the operation server, offline digital currency including an authority signature that has been signed by an offline-transition authority key for pre-offline digital currency. The electronic apparatus may update offline digital currency information of a corresponding account on the basis of the offline digital currency. The authority signature may be generated by the operation server on the basis of verification of the predetermined offline-transition key pair, validation of the token identifier, balance of the online digital currency, and signature verification by the token signature.

METHOD AND SYSTEM FOR DISTRIBUTING PROFITS OF PARTICIPANT NODE ACCORDING TO BLOCKCHAIN SYSTEM-BASED CRYPTOCURRENCY TRANSACTION

Resumen de: KR20240016731A

The present invention provides a method for distributing profits of a participant node according to a transaction of a DPoS-based blockchain, which can distribute profits to network participants of various methods in an appropriate manner and a system thereof. A method for distributing profits of a participant node according to a transaction of cryptocurrency based on a blockchain system comprises the steps of: selecting, by a participant node of the blockchain system, a verifier node through a vote according to a delegated proof of stake (DPoS); participating, by the selected verifier node, in validation of transaction information and block generation; compensating, by the participant node, for a block reward paid to the verifier node and a part of profits generated from a transaction fee according to the transaction of cryptocurrency; and distributing, by the participant node, the compensated profits in the form of a token to delegates constituting a staking pool of the participant node. According to various embodiments of the present invention, the DPoS-based blockchain system may increase the price stability of cryptocurrency.

METHOD, SYSTEM, PAYMENT DEVICE AND STORAGE MEDIUM FOR BLOCKCHAIN MAILBOX REGISTRATION

Resumen de: US2025286852A1

The present application discloses determining a mailbox name based on a first blockchain address, and determining the registration permission status of the mailbox name based on a transaction record and a verification balance sent from the first blockchain address to the server blockchain address for verification within the verification time limit. If the registration permission status of the mailbox name is permitted, the first blockchain mailbox is registered. Through the blockchain mailbox of the present invention, both parties in blockchain transaction can communicate and exchange directly through mailbox through the blockchain address at the time of the transaction.

INFORMATION COMMUNICATION DEVICE AND INFORMATION COMMUNICATION PROGRAM

Resumen de: US2025286848A1

An information communication device is disclosed. The device includes: an email sending unit that sends an email from one account to another account; a remittance control unit that generates a remittance transaction for sending cryptocurrency from the one account to the another account when sending the email and broadcasts it to a blockchain; an email receiving unit that receives an email sent from another account to the one account; a reception control unit that accesses, when receiving the email, the blockchain to confirm a status of cryptocurrency from the another account to the one account and identifies the received email as a legitimate email when a deposit amount confirmed is not less than a predetermined threshold; a refund control unit that refunds cryptocurrency when the received email is identified as the legitimate email; and a threshold control unit that adjusts the threshold depending on a type of the received email.

SYSTEMS AND METHODS FOR ENSURING CORRECT EXECUTION OF COMPUTER PROGRAM USING A MEDIATOR COMPUTER SYSTEM

Resumen de: US2025286864A1

In a distributed system, a first computer system may require computationally verifiable assurances of the authenticity and integrity of computations (e.g., performed as part of the execution of a program) performed by a second computer system. Methods described herein may be utilized to enforce and/or ensure the correct execution of a program. The first computer system may delegate execution of a program to a second computer system and a protocol may be employed to constrain the second computer system to perform a correct execution of the program. The protocol may include mitigation and correction routines that mitigate and/or correct the incorrect execution of a program. In various systems and methods described herein, the protocol may utilize a blockchain network such as a Bitcoin-based blockchain network.

DATA PROCESSING METHOD AND APPARATUS BASED ON TRUSTED EXECUTION ENVIRONMENT, DEVICE, AND MEDIUM

Resumen de: US2025286729A1

A data processing method and apparatus based on a trusted execution environment includes: transmitting object data encryption information obtained through encryption based on a first communication key and a to-be-signed service to a key custody client when remote attestation performed by a resource management client on the key custody client succeeds, so that the key custody client performs remote signing processing on the to-be-signed service by using a custodial key fragment when obtaining object access data information through decryption based on the first communication key; obtaining a first key fragment based on the object access data information when service remote signature information returned by the key custody client is received, and performing local signing processing on the to-be-signed service, to obtain service local signature information; and writing the to-be-signed service into a blockchain based on the service remote signature information and the service local signature information.

SYSTEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING IMMUTABLE DIGITAL TESTIMONY

Resumen de: US2025286725A1

Methods, systems and computer program products are provided for creating and retrieving an immutable digital testimony involving activating a process on a device with a unique identifier and authenticating the creator of an immutable digital testimony using a unique user ID registered with a testimony network. The device activates associated cameras to generate a media stream. Frames are hashed using a selected scheme to create stream hashes, forming a live stream hash, and capturing metadata to be recorded on a blockchain. The stream media and hashing scheme are transmitted to a cloud server for storage, with cloud or distributed file system (DFS) addresses retrieved to determine where the media is saved. The live stream media is encrypted and sent to the DFS, encrypted media addresses are received, and the stream media is saved locally on the device.

SYSTEMS AND METHODS FOR EFFICIENT AND SECURE PROCESSING, ACCESSING AND TRANSMISSION OF DATA VIA A BLOCKCHAIN NETWORK

Nº publicación: US2025286730A1 11/09/2025

Solicitante:

NCHAIN LICENSING AG [CH]
nChain Licensing AG

Resumen de: US2025286730A1

The disclosure provides improved methods and systems for processing, storing, sharing, retrieving, writing, and accessing data (content) on a blockchain. In particular, improved efficiency and also enhanced access control permissions are provided. An embodiment of the present disclosure comprises the step of processing at least one blockchain transaction (Tx) comprising: a protocol flag; a discretionary public key (DPK); and a discretionary transaction ID (DTxID). These are discretionary in the sense that they are not required as part of the underlying blockchain protocol but in accordance with the present disclosure. This combination of features enables portions of data to be identified, retrieved, and shared on a blockchain, and also to be linked/associated with one another when provided in a plurality of transactions. It enables a graph or tree-like structure to be constructed, which reflects the hierarchical relationships between portions of data, facilitating their processing, searching, and sharing.