CN112261123B - Recovered article uplink method and system based on blockchain and Internet of things equipment - Google Patents
Recovered article uplink method and system based on blockchain and Internet of things equipment Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000011084 recovery Methods 0.000 claims abstract description 90
- 238000004064 recycling Methods 0.000 claims abstract description 30
- 239000000047 product Substances 0.000 claims description 112
- 238000012545 processing Methods 0.000 claims description 66
- 239000011265 semifinished product Substances 0.000 claims description 16
- 230000006855 networking Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 11
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- 238000005516 engineering process Methods 0.000 description 4
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- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
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- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
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Abstract
The application discloses a recovered article chaining method and a system thereof based on blockchain and internet of things equipment, wherein the method comprises the following steps: the recovery node receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is the code of the first equipment for recovering articles; the recovery node generates a first data fingerprint according to the recovery article data, wherein the first data fingerprint is obtained by signing the recovery article data by a private key of the recovery node; the recycling node packages the first data fingerprint and the recycled item data into chunks so that the chunks are commonly authenticated by the blockchain system and then are uplinked. The application adopts thing networking equipment to gather and retrieve article data, then will retrieve article linking through the block chain link, and the user can trace back the recovery flow of retrieving article, and not only retrieve flow data and tamper-proof and traceable to promote the user and retrieve article, and use the experience of retrieving article.
Description
Technical Field
The application relates to the technical field of blockchains, in particular to a recycling object chaining method and system based on blockchains and Internet of things equipment.
Background
Currently, blockchain, internet of things and artificial intelligence are three technologies in parallel for future technologies. The block chain technology is based on a decentralised peer-to-peer network, and combines the cryptography principle, time sequence data and a consensus mechanism by using open source software to ensure the continuity and persistence of each node in a distributed database, so that information can be verified and traced in real time, but is difficult to tamper and cannot be shielded, thereby creating a set of privacy, high-efficiency and safe shared value system.
In the field of article recovery, the whole recovery chain comprises links of article recovery, factory treatment, factory reproduction, new article sales and the like. When the information of the links is stored in a centralized server, the risk of being tampered is high; after the data is tampered, whether the new article is obtained after the recovered article is processed cannot be known; in addition, the problem of difficult supervision is also faced.
In addition, the internet of things equipment has the advantages of high automation degree, convenience in information acquisition, labor saving and the like.
Therefore, how to chain the recovered articles by means of blockchain technology and internet of things equipment is of great importance.
The foregoing is only used to assist in understanding the technical solutions of the present application, and is not directly understood as prior art.
Disclosure of Invention
In order to solve the problems, the application provides a recycling object chaining method and a recycling object chaining system based on blockchain and Internet of things equipment, the method adopts the Internet of things equipment to collect recycling object data, then the recycling object is chained through the blockchain link point, a user can trace back the recycling process of the recycling object, the recycling process data is tamper-proof and traceable, and the user recycling object is promoted, and the experience of using the recycling object is improved.
The first aspect of the application discloses a recycled article chaining method based on a blockchain and an internet of things device, the method comprising: the recovery node receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is a code of the first equipment for the recovery article; the recovery node generates a first data fingerprint according to the recovery article data, wherein the first data fingerprint is obtained by signing the recovery article data by the private key of the recovery node; the recycling node packages the first data fingerprint and the recycling object data into blocks so that the blocks are commonly identified and verified by a block chain system and then are uplink.
In one possible embodiment, the method further comprises: the method comprises the steps that a factory node receives article processing data sent by second equipment, wherein the article processing data comprise a second equipment number, a finished product picture, a finished product time and a finished product number, and the finished product number is a code of the second equipment for the finished product;
generating a second data fingerprint by the factory node according to the article processing data, wherein the second data fingerprint is obtained by signing the article processing data by the factory node private key;
the factory node packages the second data fingerprint and the item processing data into chunks for subsequent uplink after the chunks are co-identified by a blockchain system.
In one possible embodiment, the method further comprises: the factory node receives finished product delivery data sent by third equipment, wherein the finished product delivery data comprises a third equipment number, a finished product photo and delivery time; the factory node generates a third data fingerprint according to the finished product factory data, wherein the third data fingerprint is obtained by signing the finished product factory data by the factory node private key; and the factory node packages the finished product factory data and the third data fingerprint into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
In one possible embodiment, the method further comprises: the sales node receives finished product sales data sent by fourth equipment, wherein the finished product sales data comprises a fourth equipment number, sales time, a sales number and a finished product sales photo, and the sales number is a code of the fourth equipment for a sold finished product;
the sales node generates a fourth data fingerprint according to the finished product sales data, wherein the fourth data fingerprint is obtained by signing the finished product sales data by the sales node private key;
and the sales node packages the fourth data fingerprint and the finished product sales data into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
In one possible implementation manner, the number of the fourth data fingerprints corresponds to the number of the third data fingerprints one by one, one of the third data fingerprints corresponds to one of the fourth data fingerprints, one of the third data fingerprints corresponds to one of the finished product factory data, and one of the fourth data fingerprints corresponds to one of the finished product sales data.
In one possible embodiment, the number of first data fingerprints corresponds to the number of second data fingerprints, one second data fingerprint corresponds to one or more first data fingerprints, and one first data fingerprint corresponds to one recycle item data, one second data fingerprint corresponds to one item handling data.
In one possible embodiment, the number of first data fingerprints corresponds to the number of second data fingerprints, one first data fingerprint corresponds to one or more second data fingerprints, and one first data fingerprint corresponds to one recycle item data, and one second data fingerprint corresponds to one item handling data.
In one possible embodiment, the item processing data includes recovered item coarse processing data and recovered item fine processing data; the recovered article crude processing data comprises a crude processing equipment number, a semi-finished product time and a semi-finished product photo, wherein the semi-finished product number is the code of the crude processing equipment for the semi-finished product; the recovered article refined processing data comprises a refined processing equipment number, a finished product time and a finished product photo; wherein,
the recovered article is subjected to first loss between the loss before being subjected to rough treatment and the loss after being subjected to rough treatment; the loss between the article subjected to rough treatment and the article subjected to fine treatment is second loss; and the first loss and the second loss have preset loss ranges, so that a user can conveniently judge whether the article passes through the recovery process according to the preset loss ranges.
In a possible implementation manner, the first device, the second device, the third device, the fourth device, the coarse processing device and the fine processing device are all internet of things devices, and the internet of things devices are scanning devices; wherein,
the internet of things device data comprises a device number, a device name, a device geographical location and a device owner; after the data of the Internet of things equipment are signed by the private key of the equipment owner, the signature data of the Internet of things equipment and the data of the Internet of things equipment are packaged into blocks, so that the blocks are stored on a blockchain after being identified and verified by the blockchain system.
The second aspect of the application discloses a recycling article chaining system based on a blockchain and an internet of things device, wherein the system comprises a recycling node, and the recycling node comprises a receiving unit, a data fingerprint generating unit and a chaining unit; wherein,
the receiving unit receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is a code of the first equipment for the recovery article;
the data fingerprint generation unit generates a first data fingerprint according to the recovered article data, wherein the first data fingerprint is obtained by signing the recovered article data by the private key of the recovery node;
the uplink unit packages the first data fingerprint and the recovered article data into blocks so that the blocks are uplink after being identified and verified by a block chain system.
In one possible embodiment, the method further comprises: the method comprises the steps that a factory node receives article processing data sent by second equipment, wherein the article processing data comprise a second equipment number, a finished product picture, a finished product time and a finished product number, and the finished product number is a code of the second equipment for the finished product;
generating a second data fingerprint by the factory node according to the article processing data, wherein the second data fingerprint is obtained by signing the article processing data by the factory node private key;
the factory node packages the second data fingerprint and the item processing data into chunks for subsequent uplink after the chunks are co-identified by a blockchain system.
In one possible embodiment, the method further comprises: the factory node receives finished product delivery data sent by third equipment, wherein the finished product delivery data comprises a third equipment number, a finished product photo and delivery time; the factory node generates a third data fingerprint according to the finished product factory data, wherein the third data fingerprint is obtained by signing the finished product factory data by the factory node private key; and the factory node packages the finished product factory data and the third data fingerprint into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
In one possible embodiment, the method further comprises: the sales node receives finished product sales data sent by fourth equipment, wherein the finished product sales data comprises a fourth equipment number, sales time, a sales number and a finished product sales photo, and the sales number is a code of the fourth equipment for a sold finished product;
the sales node generates a fourth data fingerprint according to the finished product sales data, wherein the fourth data fingerprint is obtained by signing the finished product sales data by the sales node private key;
and the sales node packages the fourth data fingerprint and the finished product sales data into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
In one possible implementation manner, the number of the fourth data fingerprints corresponds to the number of the third data fingerprints one by one, one of the third data fingerprints corresponds to one of the fourth data fingerprints, one of the third data fingerprints corresponds to one of the finished product factory data, and one of the fourth data fingerprints corresponds to one of the finished product sales data.
In one possible embodiment, the number of first data fingerprints corresponds to the number of second data fingerprints, one second data fingerprint corresponds to one or more first data fingerprints, and one first data fingerprint corresponds to one recycle item data, one second data fingerprint corresponds to one item handling data.
In one possible embodiment, the number of first data fingerprints corresponds to the number of second data fingerprints, one first data fingerprint corresponds to one or more second data fingerprints, and one first data fingerprint corresponds to one recycle item data, and one second data fingerprint corresponds to one item handling data.
In one possible embodiment, the item processing data includes recovered item coarse processing data and recovered item fine processing data; the recovered article crude processing data comprises a crude processing equipment number, a semi-finished product time and a semi-finished product photo, wherein the semi-finished product number is the code of the crude processing equipment for the semi-finished product; the recovered article refined processing data comprises a refined processing equipment number, a finished product time and a finished product photo; wherein,
the recovered article is subjected to first loss between the loss before being subjected to rough treatment and the loss after being subjected to rough treatment; the loss between the article subjected to rough treatment and the article subjected to fine treatment is second loss; and the first loss and the second loss have preset loss ranges, so that a user can conveniently judge whether the article passes through the recovery process according to the preset loss ranges.
In a possible implementation manner, the first device, the second device, the third device, the fourth device, the coarse processing device and the fine processing device are all internet of things devices, and the internet of things devices are scanning devices; wherein,
the internet of things device data comprises a device number, a device name, a device geographical location and a device owner; after the data of the Internet of things equipment are signed by the private key of the equipment owner, the signature data of the Internet of things equipment and the data of the Internet of things equipment are packaged into blocks, so that the blocks are stored on a blockchain after being identified and verified by the blockchain system.
The application adopts thing networking equipment to gather and retrieve article data, then will retrieve article linking through the block chain link, and the user can trace back the recovery flow of retrieving article, and not only retrieve flow data and tamper-proof and traceable to promote the user and retrieve article, and use the experience of retrieving article.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.
FIG. 1 is a schematic flow chart of a method for recycling articles for chaining according to an embodiment of the present application;
fig. 2 is a schematic view of a recovery node structure of a chain system for recovering articles according to an embodiment of the present application;
fig. 3 is a schematic block chain node hardware structure of an article winding system according to an embodiment of the present application.
Detailed Description
In order to more clearly illustrate the general concepts of the present application, a detailed description is provided below by way of example in connection with the accompanying drawings.
The terms first, second and the like in the description and in the claims of the present application and in the above-described figures, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the order of use may be interchanged where appropriate such that embodiments of the invention described herein may be implemented in other sequences than those illustrated or otherwise described herein.
Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The node in the embodiment of the application can be understood as an abstract machine which responds to an external specific trigger condition and performs state conversion according to a certain rule, and can be a device which can be networked according to application software, such as a mobile phone, a tablet personal computer, a palm computer, a personal PC (personal computer) and the like.
Disclosed in the specification is a recycling object chaining method based on blockchain and Internet of things equipment, as shown in fig. 1, the method comprises steps S101-S103.
S101, a recovery node receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is the code of the first equipment for the recovery article.
At this time, the recovered article data may include other data than the first device number or the like, which is not listed here. This first equipment is thing networking equipment, can be the camera, also can be scanning device, gathers the picture of retrieving article, and artificial loaded down with trivial details has been saved to automatic first equipment, also lets the collection flow of whole retrieving article data more intelligent, also can avoid the error of manual input data.
The first equipment collects the data of the recovered articles on one hand and sends the data to the recovery node through a network on the other hand; and, the device number of the first device, the device IP and other relevant conditions can be recorded in the blockchain, and the user can query relevant information in the blockchain according to the device number.
S102, the recovery node generates a first data fingerprint according to the recovery article data, wherein the first data fingerprint is obtained by signing the recovery article data by the private key of the recovery node.
At this time, the first data fingerprint corresponds to an address and uniquely corresponds to one piece of recovered article data. The private key signature of the recovery node can be verified by using the public key of the recovery node.
S103, the recycling node packages the first data fingerprint and the recycling object data into blocks so that the blocks can be conveniently and commonly identified and verified by a block chain system and then are uplinked.
In one example, the method further comprises: the method comprises the steps that a factory node receives article processing data sent by second equipment, wherein the article processing data comprise a second equipment number, a finished product picture, a finished product time and a finished product number, and the finished product number is a code of the second equipment for the finished product; generating a second data fingerprint by the factory node according to the article processing data, wherein the second data fingerprint is obtained by signing the article processing data by the factory node private key; the factory node packages the second data fingerprint and the item processing data into chunks for subsequent uplink after the chunks are co-identified by a blockchain system.
In this example, the factory processed data in the recovery process is linked up, which is convenient for the user to query.
In another example, the item processing data includes reclaimed item coarse processing data and reclaimed item fine processing data; the recovered article crude processing data comprises a crude processing equipment number, a semi-finished product time and a semi-finished product photo, wherein the semi-finished product number is the code of the crude processing equipment for the semi-finished product; the recovered article refined processing data comprises a refined processing equipment number, a finished product time and a finished product photo; wherein the loss between the recovered article before being coarsely processed and after being coarsely processed is a first loss; the loss between the article subjected to rough treatment and the article subjected to fine treatment is second loss; and the first loss and the second loss have preset loss ranges, so that a user can conveniently judge whether the article passes through the recovery process according to the preset loss ranges.
In the article recycling process, the factory process has a plurality of links, and the rough process and the fine process are only exemplary, and can be performed after a plurality of processes to obtain a new finished product. In addition, the factory processing stage is worn before and after each processing. The user can judge the authenticity of the data according to a preset loss range, wherein the preset loss range is an average loss range processed according to data statistics.
In one example, the method further comprises: the factory node receives finished product delivery data sent by third equipment, wherein the finished product delivery data comprises a third equipment number, a finished product photo and delivery time; the factory node generates a third data fingerprint according to the finished product factory data, wherein the third data fingerprint is obtained by signing the finished product factory data by the factory node private key; and the factory node packages the finished product factory data and the third data fingerprint into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
In one example, the method further comprises: the sales node receives finished product sales data sent by fourth equipment, wherein the finished product sales data comprises a fourth equipment number, sales time, a sales number and a finished product sales photo, and the sales number is a code of the fourth equipment for a sold finished product; the sales node generates a fourth data fingerprint according to the finished product sales data, wherein the fourth data fingerprint is obtained by signing the finished product sales data by the sales node private key; and the sales node packages the fourth data fingerprint and the finished product sales data into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
In one example, the first device, the second device, the third device, the fourth device, the coarse processing device, and the fine processing device are all internet of things devices, which are scanning devices; the Internet of things equipment data comprises equipment numbers, equipment names, equipment geographic positions and equipment owners; after the data of the Internet of things equipment are signed by the private key of the equipment owner, the signature data of the Internet of things equipment and the data of the Internet of things equipment are packaged into blocks, so that the blocks are stored on a blockchain after being identified and verified by the blockchain system.
It should be noted that, the purpose of the internet of things equipment is to gather data automatically, and the flow of gathering data automatically is carried out by equipment completely, avoids the misoperation that human intervention brought scheduling problem. The internet of things equipment collects the recovery flow data, and can collect data at any stage in the recovery flow, and only the internet of things equipment is required to be arranged at the key point to be collected; more importantly, the Internet of things equipment can acquire pictures, so that the reality is stronger; however, the setting price of the internet of things equipment is high, and the cost of the internet of things equipment maintenance and the like is required.
In one example, the number of fourth data fingerprints corresponds to the number of third data fingerprints one to one, one third data fingerprint corresponds to one fourth data fingerprint, and one third data fingerprint corresponds to one product factory data, and one fourth data fingerprint corresponds to one product sales data.
At this time, the number of finished products leaving the factory is the same as the number of finished products sold, and the same finished products are corresponding from leaving the factory to selling, and the corresponding relations are stored on the blockchain.
In one example, the number of first data fingerprints corresponds to the number of second data fingerprints, one second data fingerprint corresponds to one or more first data fingerprints, and one first data fingerprint corresponds to one recycle item data, one second data fingerprint corresponds to one item handling data.
In this case, a finished product is obtained by processing a plurality of recovered articles, which is a common case. For example: and 15 recovery bottles, and obtaining a T-shirt after factory treatment. The correspondence relationship needs to be stored on the blockchain, and it should be noted that 14.5 bottles (non-integer number) often correspond to one T-shirt, so the correspondence relationship stored on the blockchain may be that the data fingerprints of 15 recovered bottles correspond to the data fingerprints of one T-shirt.
In one example, the number of first data fingerprints corresponds to the number of second data fingerprints, one first data fingerprint corresponds to one or more second data fingerprints, and one first data fingerprint corresponds to one recycle item data, and one second data fingerprint corresponds to one item handling data.
In this case, after one recovered article is subjected to factory treatment, a plurality of finished products may be obtained. Such as: the large plastic bottles are recovered and processed into small plastic bottles. For example: after 1 large plastic bottle was processed in a factory, 2.5 (average) small plastic bottles were obtained. The correspondence stored on the blockchain may be that the data fingerprints of 1 large plastic bottle correspond to the data fingerprints of 3 small plastic bottles.
The application adopts thing networking equipment to gather and retrieve article data, then will retrieve article linking through the block chain link, and the user can trace back the recovery flow of retrieving article, and not only retrieve flow data and tamper-proof and traceable to promote the user and retrieve article, and use the experience of retrieving article.
The specification discloses a recycling article chaining system based on blockchain and internet of things equipment, which comprises a recycling node, as shown in fig. 2, wherein the recycling node comprises a receiving unit, a data fingerprint generating unit and a chaining unit.
The receiving unit receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is a code of the first equipment for the recovery article;
the data fingerprint generation unit generates a first data fingerprint according to the recovered article data, wherein the first data fingerprint is obtained by signing the recovered article data by the private key of the recovery node;
the uplink unit packages the first data fingerprint and the recovered article data into blocks so that the blocks are uplink after being identified and verified by a block chain system.
The embodiments of the system and the method embodiments are the same or similar to each other, and are not described herein.
The application adopts thing networking equipment to gather and retrieve article data, then will retrieve article linking through the block chain link, and the user can trace back the recovery flow of retrieving article, and not only retrieve flow data and tamper-proof and traceable to promote the user and retrieve article, and use the experience of retrieving article.
Fig. 3 shows a schematic diagram of a computer device, which is a node device of a blockchain, and 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 enable communication connection between each other within the device via the bus 350.
The processor 310 may be implemented by a general-purpose CPU (Central Processing Unit ), a microprocessor, an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), or one or more integrated circuits, etc. for executing relevant programs to implement the technical solutions provided in the embodiments of the present disclosure.
The Memory 320 may be implemented in the form of ROM (Read Only Memory), RAM (Random Access Memory ), static storage device, dynamic storage device, or the like. Memory 320 may store an operating system and other application programs, and when implementing the techniques provided by the embodiments of the present disclosure via software or firmware, the associated program code is stored in memory 320 and invoked for execution by processor 310.
The input/output interface 330 is used for connecting with an input/output module to realize information input and output. The input/output module may be configured as a component in a device (not shown) or may be external to the device to provide corresponding functionality. Wherein the input devices may include a keyboard, mouse, touch screen, microphone, various types of sensors, etc., and the output devices may include a display, speaker, vibrator, indicator lights, etc.
The communication interface 340 is used to connect to a communication module (not shown in the figure) to enable communication interaction between the present device and other devices. The communication module may implement communication through a wired manner (such as USB, network cable, etc.), or may implement communication through a wireless manner (such as mobile network, WIFI, bluetooth, etc.).
Bus 350 includes a path to transfer information between components of the device (e.g., processor 310, memory 320, input/output interface 330, and communication interface 340).
It should be noted that although the above device only shows the processor 310, the memory 320, the input/output interface 330, the communication interface 340, and the bus 350, in the implementation, the device may further include other components necessary to achieve normal operation. Furthermore, it will be understood by those skilled in the art that the above-described apparatus may include only the components necessary to implement the embodiments of the present description, and not all the components shown in the drawings.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
Those of skill would further appreciate that the various illustrative elements 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 elements and steps are described above generally in terms of function in order to clearly illustrate the 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 solution. 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 application.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (7)
1. The method for recycling the article and linking the articles based on the blockchain and the Internet of things equipment is characterized by comprising the following steps:
the recovery node receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is a code of the first equipment for the recovery article;
the recovery node generates a first data fingerprint according to the recovery article data, wherein the first data fingerprint is obtained by signing the recovery article data by the private key of the recovery node;
the recycling node packages the first data fingerprint and the recycled article data into blocks so that the blocks are commonly identified and verified by a blockchain system and then are uplink, and the recycling node further comprises: the method comprises the steps that a factory node receives article processing data sent by second equipment, wherein the article processing data comprise a second equipment number, a finished product picture, a finished product time and a finished product number, and the finished product number is a code of the second equipment for the finished product; generating a second data fingerprint by the factory node according to the article processing data, wherein the second data fingerprint is obtained by signing the article processing data by the factory node private key; the factory node packages the second data fingerprint and the article processing data into blocks so that the blocks are commonly identified and verified by a block chain system and then are uplink;
the factory node receives finished product delivery data sent by third equipment, wherein the finished product delivery data comprises a third equipment number, a finished product photo and delivery time; the factory node generates a third data fingerprint according to the finished product factory data, wherein the third data fingerprint is obtained by signing the finished product factory data by the factory node private key; the factory node packages the finished product factory data and the third data fingerprint into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system;
the sales node receives finished product sales data sent by fourth equipment, wherein the finished product sales data comprises a fourth equipment number, sales time, a sales number and a finished product sales photo, and the sales number is a code of the fourth equipment for a sold finished product; the sales node generates a fourth data fingerprint according to the finished product sales data, wherein the fourth data fingerprint is obtained by signing the finished product sales data by the sales node private key; and the sales node packages the fourth data fingerprint and the finished product sales data into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
2. The method of claim 1, wherein,
the number of the fourth data fingerprints corresponds to the number of the third data fingerprints one by one, one third data fingerprint corresponds to one fourth data fingerprint, one third data fingerprint corresponds to one finished product factory data, and one fourth data fingerprint corresponds to one finished product sales data.
3. The method of claim 1, wherein,
the number of first data fingerprints corresponds to the number of second data fingerprints, one second data fingerprint corresponds to one or more first data fingerprints, and one first data fingerprint corresponds to one recycle item data, and one second data fingerprint corresponds to one item handling data.
4. The method of claim 1, wherein,
the number of first data fingerprints corresponds to the number of second data fingerprints, one first data fingerprint corresponds to one or more second data fingerprints, and one first data fingerprint corresponds to one recycle item data, and one second data fingerprint corresponds to one item handling data.
5. The recycled article chaining method of claim 1, wherein the article handling data comprises recycled article coarse handling data and recycled article fine handling data; the recovered article crude processing data comprises a crude processing equipment number, a semi-finished product time and a semi-finished product photo, wherein the semi-finished product number is the code of the crude processing equipment for the semi-finished product; the recovered article refined processing data comprises a refined processing equipment number, a finished product time and a finished product photo; wherein,
the recovered article is subjected to first loss between the loss before being subjected to rough treatment and the loss after being subjected to rough treatment; the loss between the article subjected to rough treatment and the article subjected to fine treatment is second loss; and the first loss and the second loss have preset loss ranges, so that a user can conveniently judge whether the article passes through the recovery process according to the preset loss ranges.
6. The recycled article chaining method of claim 5, wherein the first device, the second device, the third device, the fourth device, the coarse processing device, and the fine processing device are all internet of things devices, which are scanning devices; wherein,
the internet of things device data comprises a device number, a device name, a device geographical location and a device owner; after the data of the Internet of things equipment are signed by the private key of the equipment owner, the signature data of the Internet of things equipment and the data of the Internet of things equipment are packaged into blocks, so that the blocks are stored on a blockchain after being identified and verified by the blockchain system.
7. The recycling article uplink system based on the blockchain and the Internet of things equipment is characterized by comprising a recycling node, wherein the recycling node comprises a receiving unit, a data fingerprint generating unit and an uplink unit; wherein,
the receiving unit receives recovery article data sent by first equipment, wherein the recovery article data comprises a first equipment number, recovery time, a recovery number and a recovery article picture, and the recovery number is a code of the first equipment for the recovery article;
the data fingerprint generation unit generates a first data fingerprint according to the recovered article data, wherein the first data fingerprint is obtained by signing the recovered article data by the private key of the recovery node;
the uplink unit packages the first data fingerprint and the recovered article data into blocks so that the blocks are uplink after being identified and verified by a block chain system, and the system further comprises: the method comprises the steps that a factory node receives article processing data sent by second equipment, wherein the article processing data comprise a second equipment number, a finished product picture, a finished product time and a finished product number, and the finished product number is a code of the second equipment for the finished product; generating a second data fingerprint by the factory node according to the article processing data, wherein the second data fingerprint is obtained by signing the article processing data by the factory node private key; the factory node packages the second data fingerprint and the article processing data into blocks so that the blocks are commonly identified and verified by a block chain system and then are uplink;
the factory node receives finished product delivery data sent by third equipment, wherein the finished product delivery data comprises a third equipment number, a finished product photo and delivery time; the factory node generates a third data fingerprint according to the finished product factory data, wherein the third data fingerprint is obtained by signing the finished product factory data by the factory node private key; the factory node packages the finished product factory data and the third data fingerprint into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system;
the sales node receives finished product sales data sent by fourth equipment, wherein the finished product sales data comprises a fourth equipment number, sales time, a sales number and a finished product sales photo, and the sales number is a code of the fourth equipment for a sold finished product; the sales node generates a fourth data fingerprint according to the finished product sales data, wherein the fourth data fingerprint is obtained by signing the finished product sales data by the sales node private key; and the sales node packages the fourth data fingerprint and the finished product sales data into blocks so as to facilitate the blocks to be uplink after being identified and verified by a block chain system.
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| CN202011126287.4A CN112261123B (en) | 2020-10-20 | 2020-10-20 | Recovered article uplink method and system based on blockchain and Internet of things equipment |
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