WO2020134631A1 - Procédé et appareil de traitement de données basé sur une chaîne de blocs - Google Patents

Procédé et appareil de traitement de données basé sur une chaîne de blocs Download PDF

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WO2020134631A1
WO2020134631A1 PCT/CN2019/116226 CN2019116226W WO2020134631A1 WO 2020134631 A1 WO2020134631 A1 WO 2020134631A1 CN 2019116226 W CN2019116226 W CN 2019116226W WO 2020134631 A1 WO2020134631 A1 WO 2020134631A1
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service
service provider
terminal
blockchain
information
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PCT/CN2019/116226
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English (en)
Chinese (zh)
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李敏
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阿里巴巴集团控股有限公司
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Publication of WO2020134631A1 publication Critical patent/WO2020134631A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
    • G06F16/275—Synchronous replication
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/389—Keeping log of transactions for guaranteeing non-repudiation of a transaction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/401—Transaction verification
    • G06Q20/4014—Identity check for transactions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange

Definitions

  • This specification relates to the technical field of data processing, and in particular to a data processing method and device based on blockchain.
  • Blockchain technology also known as distributed ledger technology, is an emerging technology in which several computing devices jointly participate in "bookkeeping" and jointly maintain a complete distributed database.
  • Blockchain technology has the characteristics of decentralization, openness and transparency, each computing device can participate in database records, and data synchronization can be quickly performed between computing devices, making blockchain technology widely used in many fields. To apply.
  • one or more embodiments of this specification provide a blockchain-based data processing method, the blockchain includes a service platform node device; the method includes:
  • the service platform node device obtains order information sent by a service demanding terminal, wherein the order information includes required service content;
  • order allocation information is sent to the service provider terminal to allocate a service provider to the service demanding terminal, wherein the distributed database of the blockchain holds the identity of the above service provider Information for the service provider to perform identity verification and comparison when providing services;
  • the identification information is biological identification information of the service provider.
  • the method further includes:
  • the identity verification information including the existing identity information of the service provider;
  • the result of the comparison is sent to the service provider terminal or the service demander terminal.
  • the method further includes:
  • the service content actually provided by the service provider includes the location information of the node device of the service provider, the comparison result of the identity verification of the service provider, and the service start time of the service provider One or more of the service provider's end service time, service process memo information content, or mathematical summary of the content.
  • the block chain is a consortium chain
  • the service platform node device is a consortium member node device.
  • this specification also provides a blockchain-based data processing device, the blockchain includes a service platform node device; the device includes:
  • An obtaining unit configured to obtain order information sent by a service demanding terminal, wherein the order information includes required service content
  • a sending unit configured to send order allocation information to a service provider terminal based on the order information to allocate a service provider to the service demanding terminal, wherein the distributed service is stored in the distributed database of the blockchain
  • the identification information of the provider is used for the identity verification comparison of the service provider when providing the service
  • the receiving unit receives the service content actually provided by the service provider sent by the service demanding terminal or the service provider terminal;
  • a transaction sending unit configured to send a service deposit transaction to the blockchain, so that the service deposit transaction is included in the distributed database of the blockchain after being verified by the blockchain consensus; the service The certificate deposit transaction is used to deposit certificates for the service content actually provided by the service provider.
  • the identification information is biological identification information of the service provider.
  • the receiving unit is further configured to receive identity verification information sent by the service provider terminal or the service demanding terminal, the identity verification information including the service provision Party's existing identity information;
  • the device further includes a comparison unit for comparing the identity identification information with the existing identity information;
  • the sending unit is further configured to send the comparison result to the service provider terminal or the service demander terminal.
  • the acquiring unit is further configured to acquire the identity identification information of the service provider stored in the distributed database of the blockchain;
  • the sending unit is further configured to send the identity identification information to the service provider terminal or the service demand side terminal, so that the service provider terminal or the service demand side terminal is based on the identity identification information , Compare and verify the identity of the service provider;
  • the receiving unit is further configured to receive the identity verification comparison result sent by the service provider terminal or the service demander terminal.
  • the service content actually provided by the service provider includes the location information of the node device of the service provider, the comparison result of the identity verification of the service provider, and the service start time of the service provider One or more of the service provider's end service time, service process memo information content, or mathematical summary of the content.
  • the block chain is a consortium chain
  • the service platform node device is a consortium member node device.
  • this specification also proposes a computer device, including: a memory and a processor; a computer program executable by the processor is stored on the memory; when the processor runs the computer program, the above-mentioned service platform node is executed Blockchain-based data processing method performed by the device.
  • This specification also provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, executes the blockchain-based data processing method performed by the service platform node device.
  • the blockchain-based data processing method and device provided in this specification set the service platform terminal as a blockchain node device, a distributed database storage mechanism based on blockchain technology, and the actual completed service
  • the content is decentralized recorded in multiple blockchain nodes, maintained by the blockchain nodes, synchronized in real time, all records can be traced back; and, based on the consensus mechanism of the blockchain, the service platform node equipment has provided
  • the completed service content information will not be tampered after it is provided, thereby ensuring the authenticity and security of the completed service content, and providing an effective data foundation for forensics or other applications based on the completed service content.
  • FIG. 1 is a schematic flowchart of a blockchain-based data processing method according to an embodiment provided by this specification
  • FIG. 2 is a schematic diagram of a blockchain-based data processing device according to an embodiment provided by this specification
  • FIG. 3 is a hardware structure diagram of an embodiment of a blockchain-based data processing device provided in this specification.
  • the steps of the corresponding method are not necessarily performed in the order shown and described in this specification.
  • the method may include more or fewer steps than described in this specification.
  • the single step described in this specification may be decomposed into multiple steps for description in other embodiments; and the multiple steps described in this specification may also be combined into a single step in other embodiments. description.
  • FIG. 1 is a data processing method based on a blockchain shown in an embodiment provided in this specification, and the blockchain includes a service platform node device.
  • the service platform described in this embodiment may include a platform-type service organization that accepts a certain type of service demand or service provision from a user, and performs services such as service matching or service allocation, such as on-site services (such as housekeeping services, maintenance services, and tutoring) Service) business matching platform, remote service (such as distance learning) business matching platform, etc., not limited in this manual.
  • service matching or service allocation such as on-site services (such as housekeeping services, maintenance services, and tutoring) Service) business matching platform, remote service (such as distance learning) business matching platform, etc., not limited in this manual.
  • the blockchain described in this embodiment may specifically refer to a P2P network system with distributed data storage structure reached by each node through a consensus mechanism.
  • the data in the blockchain is distributed in time-connected "areas" Within the “block", the latter block contains the data summary of the previous block, and according to the specific consensus mechanism (such as POW, POS, DPOS, or PBFT, etc.), complete data backup of all or some nodes is achieved .
  • the specific consensus mechanism such as POW, POS, DPOS, or PBFT, etc.
  • the blockchain using Pow consensus requires at least the entire network Only an attack of 51% computing power can tamper with the existing data, so the blockchain system has the characteristics of ensuring data security and preventing attack and tampering that other centralized database systems cannot match. It can be seen that, in the embodiment provided in this specification, the data included in the distributed database of the blockchain will not be attacked or tampered, thereby ensuring that the service platform node device deposits the certificate to the blockchain The authenticity of data information.
  • the service platform node device described in this embodiment may join the blockchain as a node of the blockchain by following the installation of the corresponding node protocol and running the node protocol program.
  • a person skilled in the art usually refers to a node device with full backup of data in a blockchain distributed database as a full node, and a node device with partial backup data of a blockchain distributed database (such as data with only a block header) It is called a light node or client, etc.; the service platform node device described in this embodiment may include the above-mentioned full node, light node or client, as long as it is directly or indirectly connected to the above-mentioned blockchain and can be sent or obtained Any device of the data of the distributed database of the blockchain can be referred to as the node device described in this embodiment.
  • the above blockchain-based data processing methods include:
  • Step 102 The service platform node device obtains order information sent by a service demanding terminal, where the order information includes required service content.
  • the service demanding terminal described in this embodiment sends order information to the service platform node device during communication with the service platform node device.
  • the above-mentioned order information may include the service content required by the service demanding party, and the required service content includes: service type content, or the condition that the service provider should satisfy, etc., so that the service platform can perform services for both parties based on the above order information Matching, matching or distribution.
  • Step 104 Based on the order information, send order allocation information to the service provider terminal to allocate the service provider to the service demanding terminal, wherein the distributed service database of the blockchain has the above service provision
  • the identity identification information of the party is used for the identity verification comparison of the service provider when providing the service.
  • the distributed database of the blockchain holds the identification information of the service provider, which is used to compare and verify the identity of the service provider who actually provides the service, to prevent the service provider registered with the above service platform from receiving orders.
  • the service providers who actually provide services afterwards do not belong to the same user, which may cause hidden security risks.
  • the above identification information may include identity document information (such as ID card pictures, ID numbers, etc.), biological identification information (such as fingerprints, features, voiceprints, irises, and other identification information) to determine the identity of the service provider.
  • identity document information such as ID card pictures, ID numbers, etc.
  • biological identification information such as fingerprints, features, voiceprints, irises, and other identification information
  • the service provider may enter the above identification information into the service platform node device when registering as the service provider of the above service platform, and the above service platform node device will deposit the above identification information to the distributed blockchain Database. It is worth noting that there are many specific ways to deposit the above identification information in the distributed database of the blockchain. In addition to backing up the original text of the above identification information to the distributed database of the blockchain, each The node equipment is backed up and maintained together; because the identification information of the above service provider is usually very sensitive personal privacy information of the user, the above identification information can also be encrypted and published in the distributed database of the blockchain to prevent the blockchain The other node devices in are illegally applied after acquiring the above identification information.
  • the specific way of storing the identification information in the distributed database of the blockchain can also be expressed as: the service platform node device collects the identification information of the service provider, and the service The digest of the provider's identification information (such as the hash digest value) is sent to the distributed database of the blockchain to deposit the identification information of the above service provider.
  • the identity identification information of the service provider stored in the distributed database of the blockchain is used for the identity verification comparison of the service provider when providing the service.
  • the above-mentioned identity verification comparison may include various specific implementation processes.
  • the identity verification comparison is performed by the service platform node device, and the specific process may include:
  • the service provider When the service provider receives the order allocation information sent by the service platform, it will provide services according to the needs of the service demand side; when providing the corresponding service, in order to ensure that the actual service provider is indeed the service provider specified for the above order allocation information, The terminal of the service provider or service demander will collect the actual identification information of the actual service provider, such as face recognition or inspection of the actual service provider to collect their identity documents, etc., and will collect the existing identities collected above
  • the identification information is sent to the service platform node device for the service platform node device to perform identity verification comparison;
  • the service platform node device After receiving the identity verification information sent by the service provider terminal or the service requester terminal, the service platform node device based on the identity identification information of the corresponding service provider in the order allocation information stored in the blockchain The identity identification information stored is compared with the above existing identity information; and the result of the comparison is sent to the service demanding terminal or the service provider terminal, so that the service demanding side confirms the actual service provider at this time Is it the same person as the service provider specified in the order allocation information?
  • the above identity verification comparison may be performed by the service provider terminal or the service demander terminal.
  • the specific process may include: the above service platform node device obtains the identity identification information of the service provider stored in the distributed database of the blockchain; and sends the service provider terminal or the service demander terminal The identity identification information, so that the service provider terminal or the service demand side terminal performs identity verification comparison with the service provider based on the identity identification information; receiving the service provider terminal or the service The identity verification comparison result sent by the demanding terminal.
  • the above two embodiments are only two specific implementation methods for verifying and comparing the identity information of the service provider.
  • This specification does not limit the identity identification information pair of the service provider in the distributed database based on the blockchain
  • the implementation process and execution subject of the actual service provider's identity verification comparison all the identity identification information of the service provider based on the distributed database of the blockchain is compared with the actual service provider's identity verification to obtain The comparison results of identity verification belong to the scope of protection of this manual.
  • Step 106 Receive the service content actually provided by the service provider sent by the service demander terminal or the service provider terminal.
  • the service content actually provided by the above service provider may include: positioning information of the service provider node device (to indicate that the service provider has reached the service location), and the comparison result of the identity verification of the service provider (use To indicate that the service provider is one or more of the service provider specified in the order allocation information), service provider start service time, service provider end service time, service process memo information, etc.
  • the content of the service actually provided by the above service provider may be sent by the service requester terminal or may be sent by the service provider terminal, depending on actual business needs or processes, and is not limited in this specification.
  • Step 108 Send a service deposit transaction to the blockchain, so that the service deposit transaction is included in the distributed database of the blockchain after being verified by the blockchain consensus; the service deposit transaction It is used to deposit certificates for the service content actually provided by the service provider.
  • the transfer described in this specification refers to a piece of data created by the node device of the blockchain and needs to be finally released to the distributed database of the blockchain.
  • a narrowly defined transaction refers to a value transfer issued by the user to the blockchain; for example, in the traditional Bitcoin blockchain network, the transaction can be a transfer initiated by the user in the blockchain.
  • the generalized transaction refers to a piece of business data released by the user to the blockchain with business intent; for example, the data posted to the blockchain described in the above embodiments of this specification for the actual provision of service providers
  • the data of the service content of the certificate can be a transaction; or the above completed service content can be organized according to the preset transaction data format, so as to be converted into a transaction.
  • the service certificate deposit transaction described in this embodiment is used to deposit a certificate for the service content actually provided by the service provider or completed.
  • a service provider terminal or a service demander terminal may upload a series of related service contents provided by the service provider or a series of related service actions performed to the above service platform node device from the time the service provider reaches the service location.
  • the service platform node device can supervise the service content provided by the service provider, and the service platform node device can enable the service content actually provided by the provider to deposit certificates in the distributed database of the blockchain.
  • the service content actually provided by the above service provider may include: positioning information of the service provider node device (to indicate that the service provider has reached the service location), and the comparison result of the identity verification of the service provider (use To indicate that the service provider is one or more of the service provider specified in the order allocation information), service provider start service time, service provider end service time, service process memo information, etc.
  • the above service deposit transaction may include the original text or encrypted ciphertext of the service content actually provided by the above service provider, or a mathematical summary (such as a hash summary) of the service content actually provided by the above service provider to provide the above service
  • the actual content of the service provided by the party shall be certified.
  • uploading the service deposit transaction to the distributed database of the blockchain includes:
  • the node device with the accounting authority in the blockchain adds the service deposit transaction to the candidate block
  • the consensus accounting node broadcasts the candidate block to the node device of the blockchain
  • the candidate block After the candidate block passes the verification and approval of the node device that the blockchain meets a preset number, the candidate block is regarded as the latest block and is added to the distributed database of the blockchain.
  • the node device with accounting authority refers to the node device with authority to generate candidate blocks.
  • a consensus billing node device can be determined from the node devices with accounting authority of the candidate block, and the above consensus mechanism may include a proof of work mechanism (PoW) or a proof of rights mechanism ( PoS), or share authorization mechanism (DPoS), etc.
  • PoW proof of work mechanism
  • PoS proof of rights mechanism
  • DoS share authorization mechanism
  • the PoS or DPoS consensus mechanism is similar to PoW, and both belong to the consensus algorithm commonly used in the public blockchain to confirm the consensus accounting node equipment.
  • the embodiments provided in this specification can also use the alliance chain architecture to construct the block chain.
  • the above-mentioned service platform node equipment, or an institution that supervises related service business can be used as the pre-selected node equipment of the alliance chain to participate in the block accounting.
  • the consensus process of the alliance chain is also controlled by the pre-selected node device. When there is a node device on the network that exceeds a set ratio (such as 2/3) to confirm a block, the transactions or data recorded in the block will be confirmed by the entire network.
  • the alliance chain usually adopts proof-of-stake or consensus algorithms such as PBFT and RAFT.
  • a master node device can be elected from each node device in the blockchain, that is, the consensus accounting node (for example, each A round of consensus re-elects a master node device, and other node devices are used as slave node devices).
  • the master node device further verifies and initiates the transaction and consensus, and is responsible for the transaction data (or target data) based on the consensus as the block
  • the chain creates the latest block.
  • the PBFT algorithm is due to the high efficiency of consensus using this algorithm, which can meet the needs of high-frequency transaction volume.
  • the service platform is based on Generate service registration transactions with frequently occurring order information; and the consensus delay is very low, basically meeting the requirements of real-time processing, and the above service registration transactions can be included in the new block of the blockchain quickly and in real time;
  • the trusted node in the alliance chain network takes into account the security and stability; in addition, the use of the PBFT algorithm will not consume too much computing power resources, nor does it necessarily require token circulation, so it has a good Usability.
  • the distributed database storage mechanism based on blockchain technology, the actual completed service content is decentralized and recorded in multiple blockchain nodes, jointly maintained by the blockchain nodes, real-time Synchronization, all records can be traced back; and, based on the consensus mechanism of the blockchain, the completed service content information provided by the service platform node device will not be tampered after being provided, thus ensuring the authenticity and completeness of the completed service content Security provides an effective data foundation for forensics or other applications based on the completed service content.
  • the embodiments of the present specification also provide a blockchain-based data processing device 20.
  • the device 20 may be implemented by software, or by hardware or a combination of software and hardware. Taking software implementation as an example, as a logical device, it is formed by reading the corresponding computer program instructions into the memory through the CPU (Central Processing Unit) of the device where it is located. From a hardware perspective, in addition to the CPU, memory, and storage shown in FIG. 3, the device where the network risk service implementation device is located usually also includes other hardware such as chips for wireless signal transmission and reception, and/or for implementation Network communication board and other hardware.
  • CPU Central Processing Unit
  • this specification further provides a data processing device 20 based on a blockchain
  • the blockchain includes a service platform node device
  • the device 20 includes:
  • the obtaining unit 202 is used to obtain order information sent by a service demanding terminal, wherein the order information includes required service content;
  • the sending unit 204 is configured to send order allocation information to the service provider terminal based on the order information to allocate a service provider to the service demanding terminal, wherein the distributed database of the blockchain has the above certificate
  • the service provider's identification information for the service provider to perform identity verification and comparison when providing the service
  • the receiving unit 206 is configured to receive the service content actually provided by the service provider sent by the service demanding terminal or the service provider terminal;
  • a transaction sending unit 208 configured to send a service deposit transaction to the blockchain, so that the service deposit transaction is included in the distributed database of the blockchain after being verified by the blockchain consensus;
  • the service deposit transaction is used for depositing the service content actually provided by the service provider.
  • the identification information is biological identification information of the service provider.
  • the receiving unit 206 is further configured to receive identity verification information sent by the service provider terminal or the service demanding terminal, and the identity verification information includes the service The existing identity information of the provider;
  • the device 20 further includes a comparison unit 210 for comparing the identity identification information with the existing identity information;
  • the sending unit 204 is further configured to send the comparison result to the service provider terminal or the service demander terminal.
  • the obtaining unit 202 is further configured to obtain the identification information of the service provider's certificate stored in the distributed database of the blockchain;
  • the sending unit 204 is further configured to send the identity identification information to the service provider terminal or the service demand side terminal, so that the service provider terminal or the service demand side terminal is identified based on the identity Information, compare and verify the identity of the service provider;
  • the receiving unit 206 is further configured to receive the identity verification comparison result sent by the service provider terminal or the service demander terminal.
  • the service content actually provided by the service provider includes the location information of the node device of the service provider, the comparison result of the identity verification of the service provider, and the service start time of the service provider One or more of the service provider's end service time, service process memo information content, or mathematical summary of the content.
  • the block chain is a consortium chain
  • the service platform node device is a consortium member node device.
  • the device embodiments described above are only schematic, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical modules, that is, may be located in One place, or can be distributed to multiple network modules. Some or all of the units or modules may be selected according to actual needs to achieve the objectives of the solutions in this specification. Those of ordinary skill in the art can understand and implement without paying creative labor.
  • a typical implementation device is a computer, and the specific form of the computer may be a personal computer, a laptop computer, a cellular phone, a camera phone, a smart phone, a personal digital assistant, a media player, a navigation device, an email sending and receiving device, and a game control Desk, tablet computer, wearable device, or any combination of these devices.
  • the embodiments of the present specification also provide a computer device.
  • the computer device includes a memory and a processor.
  • the memory stores a computer program that can be executed by the processor; when the processor runs the stored computer program, it executes the steps of the blockchain-based data processing method executed by the service platform node device in the embodiments of the present specification.
  • the various steps of the blockchain-based data processing method performed by the service platform node device please refer to the previous content and will not be repeated.
  • the embodiments of the present specification also provide a computer-readable storage medium that stores computer programs on the storage medium, and these computer programs, when executed by the processor, execute the services in the embodiments of the present specification
  • the various steps of the blockchain-based data processing method performed by the platform node device For a detailed description of the various steps of the blockchain-based data processing method performed by the service platform node device, please refer to the previous content and will not be repeated.
  • the computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
  • processors CPUs
  • input/output interfaces network interfaces
  • memory volatile and non-volatile memory
  • the memory may include non-permanent memory, random access memory (RAM) and/or non-volatile memory in a computer-readable medium, such as read only memory (ROM) or flash memory (flash RAM). Memory is an example of computer-readable media.
  • RAM random access memory
  • ROM read only memory
  • flash RAM flash memory
  • Computer readable media including permanent and non-permanent, removable and non-removable media, can store information by any method or technology.
  • the information may be computer readable instructions, data structures, modules of programs, or other data.
  • Examples of computer storage media include, but are not limited to, phase change memory (PRAM), static random access memory (SRAM), dynamic random access memory (DRAM), other types of random access memory (RAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), flash memory or other memory technologies, read-only compact disc read-only memory (CD-ROM), digital versatile disc (DVD) or other optical storage, Magnetic tape cassettes, magnetic tape magnetic disk storage or other magnetic storage devices or any other non-transmission media can be used to store information that can be accessed by computing devices. As defined in this article, computer-readable media does not include temporary computer-readable media (transitory media), such as modulated data signals and carrier waves.
  • PRAM phase change memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • RAM random access memory
  • ROM read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory or other memory technologies
  • CD-ROM compact disc read-only memory
  • DVD digital versatile disc
  • the embodiments of the present specification may be provided as methods, systems, or computer program products. Therefore, the embodiments of the present specification may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware. Moreover, the embodiments of this specification may take the form of computer program products implemented on one or more computer usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer usable program code .
  • computer usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.

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Abstract

La présente invention concerne un procédé et un appareil de traitement de données basé sur une chaîne de blocs. La chaîne de blocs comprend un dispositif de nœud de plateforme de service. Le procédé consiste : à obtenir par le dispositif de nœud de plateforme de service des informations d'ordre envoyées par un terminal de demandeur de service, les informations d'ordre comprenant un contenu de service demandé (étape102) ; basé sur des informations de commande, à envoyer des informations de distribution d'ordre à un terminal de fournisseur de service afin de distribuer un fournisseur de service au terminal de demandeur de service, une base de données distribuée d'une chaîne de blocs comprenant des informations d'identification d'identité du fournisseur de service de façon à mettre en œuvre une vérification d'identité et une comparaison lorsque le fournisseur de service fournit un service (étape104) ; à recevoir un contenu de service réellement fourni par le fournisseur de service et envoyé par le terminal de demandeur de service ou par le terminal de fournisseur de service (étape 106) ; et à envoyer une transaction de stockage de service à la chaîne de blocs, afin que la transaction de stockage de service soit enregistrée dans la base de données distribuée de la chaîne de blocs après avoir été consentie et vérifiée par la chaîne de blocs, la transaction de stockage de service servant à stocker le contenu de service réellement fourni par le fournisseur de service (étape 108).
PCT/CN2019/116226 2018-12-29 2019-11-07 Procédé et appareil de traitement de données basé sur une chaîne de blocs WO2020134631A1 (fr)

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CN110609869B (zh) * 2019-09-10 2023-04-07 连连银通电子支付有限公司 一种基于区块链的数据存储方法、相关设备及存储介质
CN111553691A (zh) * 2020-05-21 2020-08-18 陈议尊 一种纯去中心化区块链方法及系统
CN111797165B (zh) * 2020-06-24 2023-11-28 泰康保险集团股份有限公司 基于区块链的数据处理方法及装置
CN111783144A (zh) * 2020-08-20 2020-10-16 支付宝(杭州)信息技术有限公司 基于区块链的数据处理方法以及装置
CN111931238B (zh) * 2020-09-15 2021-05-04 支付宝(杭州)信息技术有限公司 一种基于区块链的数据资产流转方法、装置及设备

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