CN110634002A - Tracing method and device for household appliance circulation information based on block chain - Google Patents
Tracing method and device for household appliance circulation information based on block chain Download PDFInfo
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Abstract
The application discloses a tracing method and a tracing device for household appliance circulation information based on a block chain, which are applied to block chain nodes, wherein the tracing method comprises the following steps: receiving a factory information uplink request of a household appliance sent by a service node, wherein the service node is a manufacturer node, and the factory information uplink request of the household appliance comprises a private key signature of the service node; verifying the private key signature of the service node by using the public key of the service node; after the verification is passed, packaging the factory information of the household appliance into a first block, so that the block chain system stores the first block into a block chain after performing consensus verification on the first block. The method can store the circulation information of the household appliances into the block chain, and is convenient for a user to inquire, so that the problem of fake household appliances is solved.
Description
Technical Field
The invention relates to the technical field of internet big data, in particular to a tracing method and a tracing device for household appliance circulation information based on a block chain.
Background
Currently, the blockchain technology is a distributed stored ledger that uses technologies such as encryption algorithm and consensus mechanism. With the use of blockchain technology, more and more internet data is stored on the blockchain.
The block chain technology has the characteristics of non-falsification and information traceability, and solves the problem of counterfeit household appliances by using the block chain technology.
The foregoing description is merely for convenience in understanding and is not to be construed as limiting the prior art to the present application.
Disclosure of Invention
Based on the problems, the application discloses a tracing method and a tracing device for household appliance circulation information based on a block chain.
The application discloses a tracing method for household appliance circulation information based on a block chain in a first aspect, which is applied to a block chain node, and the method comprises the following steps:
receiving a factory information uplink request of a household appliance sent by a service node, wherein the service node is a manufacturer node, and the factory information uplink request of the household appliance comprises a private key signature of the service node;
verifying the private key signature of the service node by using the public key of the service node;
after the verification is passed, packaging the factory information of the household appliance into a first block, so that the block chain system stores the first block into a block chain after performing consensus verification on the first block.
In one possible embodiment, the method further comprises: receiving a home appliance business information uplink request sent by a merchant node, wherein the home appliance business information uplink request comprises a private key signature of the merchant node;
verifying the private key signature of the merchant node by using the merchant node public key;
and after the verification is passed, packaging the buying and selling information of the household appliance into a second block, so that the second block is subjected to consensus verification by a block chain system and then stored into a block chain.
In one possible embodiment, the method further comprises: receiving a household appliance circulation information query request sent by user equipment, wherein the household appliance circulation information query request comprises a private key signature of the user equipment, and the user equipment is registered user equipment of the block chain system;
verifying the private key signature of the user equipment by using the public key of the user equipment;
and after the verification is passed, transmitting the circulation information of the household appliance to the user equipment, wherein the circulation information of the household appliance comprises the factory information of the household appliance and the buying and selling information of the household appliance.
In a possible implementation manner, the household appliance circulation information query request includes information of a household appliance, so that the block chain node queries the household appliance circulation information according to the information of the household appliance; wherein,
the information of the household appliance generates a hash value of the household appliance through a hash algorithm, and the hash value of the household appliance is stored on a block chain; wherein the information of the home appliance includes one or more of a home appliance type, a home appliance name, a manufacturer name, a production date, and a recommended use period.
In one possible embodiment, the home appliance sales information includes a seller of the home appliance, a purchaser of the home appliance, a name of the home appliance, and a date of sales;
the home appliance factory information comprises the name of the home appliance, the name of a manufacturer and the factory date of the home appliance.
In a possible implementation manner, the user equipment queries the home appliance factory information and the home appliance business information corresponding to the home appliance by scanning a two-dimensional code of the home appliance.
In one possible embodiment, the method further comprises: receiving comment information of the household appliance sent by the user equipment; and packing the comment information of the household appliance into a third block, so that the block chain system stores the third block into the block chain after performing consensus verification on the third block.
The second aspect of the application discloses a tracing device for household appliance circulation information based on a block chain, wherein the tracing device is a block chain node, and the block chain node comprises a receiving unit and a processing unit; wherein,
the receiving unit is used for receiving a factory information uplink request of the household appliance sent by a service node, wherein the service node is a manufacturer node, and the factory information uplink request of the household appliance comprises a private key signature of the service node;
the processing unit is used for verifying the private key signature of the service node by using the service node public key;
and the processing unit packages the factory information of the household appliance into a first block after the verification is passed, so that the block chain system stores the first block into a block chain after the consensus verification is carried out on the first block.
In a possible implementation manner, the receiving unit receives a home appliance business information uplink request sent by a merchant node, where the home appliance business information uplink request includes a private key signature of the merchant node;
the processing unit is used for verifying the private key signature of the merchant node by using the merchant node public key;
and the processing unit is used for packaging the buying and selling information of the household appliance into a second block after the verification is passed, so that the block chain system stores the second block into a block chain after the consensus verification is carried out on the second block.
In a possible implementation manner, the blockchain node further includes a sending unit, where the receiving unit receives a home appliance flow information query request sent by a user equipment, where the home appliance flow information query request includes a private key signature of the user equipment, and the user equipment is a registered user equipment of the blockchain system;
the processing unit is used for verifying the private key signature of the user equipment by using the public key of the user equipment;
and the sending unit sends the circulation information of the household appliance to the user equipment after the verification is passed, wherein the circulation information of the household appliance comprises the delivery information of the household appliance and the buying and selling information of the household appliance.
The application can store the circulation information of the household appliances into the block chain, and is convenient for a user to inquire, so that the problem of fake household appliances is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic flow chart of a tracing method for household appliance circulation information based on a block chain disclosed in the present application;
fig. 2 is a schematic structural diagram of a tracing device for household appliance circulation information based on a block chain disclosed in the present application;
fig. 3 is a schematic structural diagram of a tracing device for household appliance circulation information based on a block chain disclosed in the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first" and "second" in this application are used for convenience of understanding only, and are not to be construed as sequential or limiting in any way.
For the purpose of facilitating understanding of the embodiments of the present invention, the following description will be further explained with reference to specific embodiments, which are not to be construed as limiting the embodiments of the present invention.
As shown in fig. 1, the tracing method for household appliance flow information based on a blockchain is applied to a blockchain node, and the method includes steps S101-S103.
S101, receiving a factory information uplink request of the household appliance sent by a service node, wherein the service node is a factory node, and the factory information uplink request of the household appliance comprises a private key signature of the service node.
And S102, verifying the private key signature of the service node by using the public key of the service node.
S103, after the verification is passed, packaging factory information of the household appliance into a first block, and storing the first block into a block chain after the block chain system performs consensus verification on the first block.
In one example, the method further comprises: receiving a home appliance business information uplink request sent by a merchant node, wherein the home appliance business information uplink request comprises a private key signature of the merchant node;
verifying the private key signature of the merchant node by using the merchant node public key;
and after the verification is passed, packaging the buying and selling information of the household appliance into a second block, so that the second block is subjected to consensus verification by a block chain system and then stored into a block chain.
In one example, the method further comprises: receiving a household appliance circulation information query request sent by user equipment, wherein the household appliance circulation information query request comprises a private key signature of the user equipment, and the user equipment is registered user equipment of the block chain system;
verifying the private key signature of the user equipment by using the public key of the user equipment;
and after the verification is passed, transmitting the circulation information of the household appliance to the user equipment, wherein the circulation information of the household appliance comprises the factory information of the household appliance and the buying and selling information of the household appliance.
In one example, the household appliance circulation information query request includes information of a household appliance, so that the block chain node queries the household appliance circulation information according to the information of the household appliance; wherein,
the information of the household appliance generates a hash value of the household appliance through a hash algorithm, and the hash value of the household appliance is stored on a block chain; wherein the information of the home appliance includes one or more of a home appliance type, a home appliance name, a manufacturer name, a production date, and a recommended use period.
In one example, the home appliance sales information includes a seller of the home appliance, a purchaser of the home appliance, a name of the home appliance, and a date of sales; the home appliance factory information comprises the name of the home appliance, the name of a manufacturer and the factory date of the home appliance.
In one example, the user equipment inquires the home appliance factory information and the home appliance purchase and sale information corresponding to the home appliance by scanning a two-dimensional code of the home appliance.
In one example, the method further comprises: receiving comment information of the household appliance sent by the user equipment;
and packing the comment information of the household appliance into a third block, so that the block chain system stores the third block into the block chain after performing consensus verification on the third block.
The application can store the circulation information of the household appliances into the block chain, and is convenient for a user to inquire, so that the problem of fake household appliances is solved.
As shown in fig. 2, the tracing device for household appliance circulation information based on a block chain is a block chain node, and the block chain node includes a receiving unit and a processing unit.
The receiving unit is used for receiving a factory information uplink request of the household appliance sent by a service node, wherein the service node is a manufacturer node, and the factory information uplink request of the household appliance comprises a private key signature of the service node;
the processing unit is used for verifying the private key signature of the service node by using the service node public key;
and the processing unit packages the factory information of the household appliance into a first block after the verification is passed, so that the block chain system stores the first block into a block chain after the consensus verification is carried out on the first block.
In one example, the receiving unit receives a home appliance business information uplink request sent by a merchant node, wherein the home appliance business information uplink request includes a private key signature of the merchant node;
the processing unit is used for verifying the private key signature of the merchant node by using the merchant node public key;
and the processing unit is used for packaging the buying and selling information of the household appliance into a second block after the verification is passed, so that the block chain system stores the second block into a block chain after the consensus verification is carried out on the second block.
In an example, the blockchain node further includes a sending unit, where the receiving unit receives a home appliance flow information query request sent by a user equipment, where the home appliance flow information query request includes a private key signature of the user equipment, and the user equipment is a registered user equipment of the blockchain system;
the processing unit is used for verifying the private key signature of the user equipment by using the public key of the user equipment;
and the sending unit sends the circulation information of the household appliance to the user equipment after the verification is passed, wherein the circulation information of the household appliance comprises the delivery information of the household appliance and the buying and selling information of the household appliance.
The application can store the circulation information of the household appliances into the block chain, and is convenient for a user to inquire, so that the problem of fake household appliances is solved.
The application further discloses a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of any of the above embodiments when executing the program.
The present application also discloses a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the method of any of the above embodiments.
Fig. 3 shows a schematic diagram of a computer device, which may include: a processor 310, a memory 320, an input/output interface 330, a communication interface 340, and a bus 350. Wherein the processor 340, the memory 320, the input/output interface 330, and the communication interface 340 are communicatively coupled to each other within the device via a bus 350.
The processor 310 may be implemented by a general-purpose CPU (Central Processing Unit), a microprocessor, an Application Specific Integrated Circuit (ASIC), or one or more Integrated circuits, and is configured to execute related programs to implement the technical solutions provided in the embodiments of the present specification.
The Memory 320 may be implemented in the form of a ROM (Read Only Memory), a RAM (Random Access Memory), a static storage device, a dynamic storage device, or the like. The memory 320 may store an operating system and other application programs, and when the technical solution provided by the embodiments of the present specification is implemented by software or firmware, the relevant program codes are stored in the memory 320 and called to be executed by the processor 310.
The input/output interface 330 is used for connecting an input/output module to realize information input and output. The i/o module may be configured as a component in a device (not shown) or may be external to the device to provide a corresponding function. The input devices may include a keyboard, a mouse, a touch screen, a microphone, various sensors, etc., and the output devices may include a display, a speaker, a vibrator, an indicator light, etc.
The communication interface 340 is used for connecting a communication module (not shown in the figure) to implement communication interaction between the present device and other devices. The communication module can realize communication in a wired mode (such as USB, network cable and the like) and also can realize communication in a wireless mode (such as mobile network, WIFI, Bluetooth and the like).
It should be noted that although the above-mentioned device only shows the processor 310, the memory 320, the input/output interface 330, the communication interface 340 and the bus 350, in a specific implementation, the device may also include other components necessary for normal operation. In addition, those skilled in the art will appreciate that the above-described apparatus may also include only those components necessary to implement the embodiments of the present description, and not necessarily all of the components shown in the figures.
Those of skill would further appreciate that the various illustrative components and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied in hardware, a software module executed by a processor, or a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the scope of the present invention should be included in the scope of the present invention.
Claims (10)
1. The tracing method for household appliance circulation information based on a block chain is characterized by being applied to a block chain node, and comprises the following steps:
receiving a factory information uplink request of a household appliance sent by a service node, wherein the service node is a manufacturer node, and the factory information uplink request of the household appliance comprises a private key signature of the service node;
verifying the private key signature of the service node by using the public key of the service node;
after the verification is passed, packaging the factory information of the household appliance into a first block, so that the block chain system stores the first block into a block chain after performing consensus verification on the first block.
2. The method of claim 1, further comprising:
receiving a home appliance business information uplink request sent by a merchant node, wherein the home appliance business information uplink request comprises a private key signature of the merchant node;
verifying the private key signature of the merchant node by using the merchant node public key;
and after the verification is passed, packaging the buying and selling information of the household appliance into a second block, so that the second block is subjected to consensus verification by a block chain system and then stored into a block chain.
3. The method of claim 2, further comprising:
receiving a household appliance circulation information query request sent by user equipment, wherein the household appliance circulation information query request comprises a private key signature of the user equipment, and the user equipment is registered user equipment of the block chain system;
verifying the private key signature of the user equipment by using the public key of the user equipment;
and after the verification is passed, transmitting the circulation information of the household appliance to the user equipment, wherein the circulation information of the household appliance comprises the factory information of the household appliance and the buying and selling information of the household appliance.
4. The method according to claim 3, wherein the household appliance circulation information query request includes information of a household appliance, so that the block chain node queries the household appliance circulation information according to the information of the household appliance; wherein,
the information of the household appliance generates a hash value of the household appliance through a hash algorithm, and the hash value of the household appliance is stored on a block chain; wherein the information of the home appliance includes one or more of a home appliance type, a home appliance name, a manufacturer name, a production date, and a recommended use period.
5. The method of claim 2, wherein the home appliance sales information includes a seller of the home appliance, a purchaser of the home appliance, a name of the home appliance, and a date of sales;
the home appliance factory information comprises the name of the home appliance, the name of a manufacturer and the factory date of the home appliance.
6. The method according to claim 2, wherein the user equipment queries the home appliance factory information and the home appliance business information corresponding to the home appliance by scanning a two-dimensional code of the home appliance.
7. The method of claim 3, further comprising:
receiving comment information of the household appliance sent by the user equipment;
and packing the comment information of the household appliance into a third block, so that the block chain system stores the third block into the block chain after performing consensus verification on the third block.
8. The tracing device for the household appliance circulation information based on the block chain is characterized in that the tracing device is in a block chain node, and the block chain node comprises a receiving unit and a processing unit; wherein,
the receiving unit is used for receiving a factory information uplink request of the household appliance sent by a service node, wherein the service node is a manufacturer node, and the factory information uplink request of the household appliance comprises a private key signature of the service node;
the processing unit is used for verifying the private key signature of the service node by using the service node public key;
and the processing unit packages the factory information of the household appliance into a first block after the verification is passed, so that the block chain system stores the first block into a block chain after the consensus verification is carried out on the first block.
9. The apparatus according to claim 8, wherein the receiving unit receives a home appliance business information uplink request sent by a merchant node, and the home appliance business information uplink request includes a private key signature of the merchant node;
the processing unit is used for verifying the private key signature of the merchant node by using the merchant node public key;
and the processing unit is used for packaging the buying and selling information of the household appliance into a second block after the verification is passed, so that the block chain system stores the second block into a block chain after the consensus verification is carried out on the second block.
10. The apparatus of claim 9, wherein the blockchain node further comprises a transmitting unit, wherein,
the receiving unit is used for receiving a household appliance circulation information query request sent by user equipment, wherein the household appliance circulation information query request comprises a private key signature of the user equipment, and the user equipment is registered user equipment of the block chain system;
the processing unit is used for verifying the private key signature of the user equipment by using the public key of the user equipment;
and the sending unit sends the circulation information of the household appliance to the user equipment after the verification is passed, wherein the circulation information of the household appliance comprises the delivery information of the household appliance and the buying and selling information of the household appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910912444.5A CN110634002A (en) | 2019-09-25 | 2019-09-25 | Tracing method and device for household appliance circulation information based on block chain |
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| CN201910912444.5A CN110634002A (en) | 2019-09-25 | 2019-09-25 | Tracing method and device for household appliance circulation information based on block chain |
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| CN201910912444.5A Withdrawn CN110634002A (en) | 2019-09-25 | 2019-09-25 | Tracing method and device for household appliance circulation information based on block chain |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111242652A (en) * | 2020-04-24 | 2020-06-05 | 支付宝(杭州)信息技术有限公司 | Block chaining method of tracing information and related equipment |
| CN112163213A (en) * | 2020-09-28 | 2021-01-01 | 日立楼宇技术（广州）有限公司 | Elevator authentication method and device, computer equipment and storage medium |
-
2019
- 2019-09-25 CN CN201910912444.5A patent/CN110634002A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111242652A (en) * | 2020-04-24 | 2020-06-05 | 支付宝(杭州)信息技术有限公司 | Block chaining method of tracing information and related equipment |
| CN111242652B (en) * | 2020-04-24 | 2020-07-21 | 支付宝(杭州)信息技术有限公司 | Block chaining method of tracing information and related equipment |
| CN112163213A (en) * | 2020-09-28 | 2021-01-01 | 日立楼宇技术（广州）有限公司 | Elevator authentication method and device, computer equipment and storage medium |
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Application publication date: 20191231 |