ACCREDITED CERTIFICATE AUTHENTICATION SYSTEM BASED ON BLOCKCHAIN, AND ACCREDITED CERTIFICATE AUTHENTICATION METHOD BASED ON BLOCKCHAIN, USING SAME (patentscope.wipo.int)

The present invention relates to an accredited certificate authentication system based on a blockchain, and an accredited certificate authentication method based on a blockchain, using the system, the system and method including: a user terminal (100) requesting blockchain-based accreditation; a blockchain-based accredited certificate authentication-requesting server (600) which, in response to the blockchain-based accreditation request of the user terminal (100), transmits personal…

Bitcoin

A BLOCKCHAIN-IMPLEMENTED CONTROL METHOD AND SYSTEM FOR CONTROLLING AN EXTERNAL PROCESS OR SYSTEM (patentscope.wipo.int)

The invention provides a computer-implemented method and corresponding system which is implemented using an electronic ledger such as a blockchain. This may or may not be the Bitcoin blockchain. The invention can be used to implement, execute and/or control the performance of a task or process. A method according to the invention comprises the steps of generating a blockchain Transaction which comprises: at least one signed input which comprises a value; and at least one modifiable output….

Bitcoin

ENERGY-EFFICIENT BITCOIN MINING HARDWARE ACCELERATORS (patentscope.wipo.int)

A processing system includes a processor to construct an input message comprising a target value and a nonce and a hardware accelerator, communicatively coupled to the processor, implementing a plurality of circuits to perform stage-1 secure hash algorithm (SHA) hash and stage-2 SHA hash, wherein to perform the stage-2 SHA hash, the hardware accelerator is to perform a plurality of rounds of compression on state data stored in a plurality of registers associated with a stage-2 SHA hash…

Bitcoin

OPTIMIZED SHA-256 DATAPATH FOR ENERGY-EFFICIENT HIGH-PERFORMANCE BITCOIN MINING (patentscope.wipo.int)

A processing system includes a processor to construct an input message comprising a plurality of padding bits and a hardware accelerator, communicatively coupled to the processor, comprising a first plurality of circuits to perform a stage-1 secure hash algorithm (SHA) hash based on the input message, wherein the hardware accelerator comprises a first data path coupled between a first reference node and a first input node of the first plurality of circuits to feed a first padding bit of the…

Bitcoin

A METHOD AND SYSTEM FOR VERIFYING OWNERSHIP OF A DIGITAL ASSET USING A DISTRIBUTED HASH TABLE AND A PEER-TO-PEER DISTRIBUTED LEDGER (patentscope.wipo.int)

A computer-implemented method (600) and system (1) for verifying ownership of a computer software for installation using a distributed hash table (13) and a peer-to-peer distributed ledger (14). This may be the Bitcoin blockchain or an alternative blockchain implementation. The method includes determining (610) a second user public key associated with a second user (24) from a transaction record stored on the peer-to-peer distributed ledger (14). A second public key associated with the…

Bitcoin

A METHOD AND SYSTEM FOR VERIFYING INTEGRITY OF A DIGITAL ASSET USING A DISTRIBUTED HASH TABLE AND A PEER-TO-PEER DISTRIBUTED LEDGER (patentscope.wipo.int)

A computer-implemented method (900) and system (1) for verifying the integrity of a computer software for installation using a distributed hash table (13) and a peer-to-peer distributed ledger (14). This may be the Bitcoin blockchain or an alternative implementation. The method includes determining (910) a metadata associated with a transaction record stored on the peer-to-peer distributed ledger (14). An indication of an entry stored on the distributed hash table (13) may be determined (920…

Bitcoin

IMPLEMENTING LOGIC GATE FUNCTIONALITY USING A BLOCKCHAIN (patentscope.wipo.int)

The invention presents a solution in which blockchain Transactions are created to implement the functionality of a logic gate. The invention may be implemented on the Bitcoin platform or an alternative blockchain platform. The transaction includes a locking script which comprises instructions selected so as to implement the functionality of a logic gate such as OR, AND, XOR, NOT and so on. In some examples, the instructions may be provided in a hashed form. When the script is executed (…

Bitcoin

A METHOD AND SYSTEM FOR CONTROLLING THE PERFORMANCE OF A CONTRACT USING A DISTRIBUTED HASH TABLE AND A PEER-TO-PEER DISTRIBUTED LEDGER (patentscope.wipo.int)

A computer-implemented method (100) and system (1) for controlling the performance of a smart contract. The method includes storing a contract on or in a computer-based repository. The contract is associated with a licence between a first user (U1) and a second user (U2). The method further includes receiving, over a communications network, a transaction comprising a transfer of a token from an agent (A) to the first user (U1) or the second user (U2). The transaction comprises metadata that…

Bitcoin

Methods and Systems for Recording Multiple Transactions on a Blockchain (patentscope.wipo.int)

A method and system of recording multiple transactions between a multiple of users on a blockchain (9), including a first transaction (22) from a first user (5) to a second user (7) and a second transaction (24) from the second user (7) to the first user (5). The blockchain may be, for example, the Bitcoin blockchain. The method may include receiving (110) a first request from a first node (15) associated with the first user (A) to transfer a first quantity of cryptocurrency associated with…

Bitcoin

METHODS AND SYSTEMS FOR THE EFFICIENT TRANSFER OF ENTITIES ON A BLOCKCHAIN (patentscope.wipo.int)

The invention relates to blockchain technologies such as the Bitcoin ledger, and for the control and performance of secure, efficient exchanges conducted via the blockchain. It comprises tokenisation techniques and methods for embedding metadata in a blockchain transaction. It provides a computer implemented method for performing a transfer, the method comprising scanning entries in a distributed hash table (DHT) distributed across a first network, the DHT comprising a plurality of entries,…

Bitcoin