CN110969448A - Crop tracing method and system based on block chain - Google Patents
Crop tracing method and system based on block chain Download PDFInfo
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- CN110969448A CN110969448A CN201911214145.0A CN201911214145A CN110969448A CN 110969448 A CN110969448 A CN 110969448A CN 201911214145 A CN201911214145 A CN 201911214145A CN 110969448 A CN110969448 A CN 110969448A
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- 239000000126 substance Substances 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims description 61
- 239000002994 raw material Substances 0.000 claims description 36
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- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000012272 crop production Methods 0.000 claims description 6
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Abstract
The invention discloses a crop tracing method and system based on a block chain, and belongs to the technical field of application of the block chain to crop safety. The crop tracing method based on the block chain comprises the following steps: s1, deployment block chain: deploying a block chain platform based on the block chain framework, and taking crop related information as different nodes on the block chain; s2, compiling an intelligent contract: compiling an intelligent contract on the block chain, and writing the related information of the crops into the intelligent contract; s3, generating a two-dimensional crop code: and generating corresponding two-dimensional codes for the related information of the crops in the block chain, and recording the traceability information of the crops. The crop tracing method based on the blockchain can effectively solve the problem that consumers worry about chemical substances and contents of the chemical substances, so that the consumers can clearly and intuitively know the related information and the detected information of crops, and the crop tracing method based on the blockchain has good popularization and application values.
Description
Technical Field
The invention relates to the technical field of application of a block chain to crop safety, and particularly provides a crop tracing method and system based on the block chain.
Background
The crops may be used as pesticides or other substances harmful to human bodies during the growth process, however, the existence or non-existence of the substances harmful to human bodies in the crops is also the term of the merchant, and no relevant method or way is provided for knowing whether the merchant says the substances are correct. Particularly, with the continuous development of social economy and the continuous progress of society, people pay more attention to their health, and food safety becomes a major concern of consumers. Therefore, consumers have high requirements on the safety of crops and the content of harmful substances, but the following problems may occur in real life:
1) consumers cannot visually see the content of chemical substances in crops and can only listen to the words of merchants;
2) consumers do not know the chemical content in crops, and merchants do not provide several authoritative proof of detection.
These problems all lead to safety concerns for consumers when eating food, and need to be further solved.
Disclosure of Invention
The technical task of the present invention is to provide a method for tracing the crops based on the block chain, which can effectively solve the concern of the consumers about the chemical substances and the content of the chemical substances of the crops, so that the consumers can clearly and intuitively know the related information of the crops and the detected information.
A further technical task of the present invention is to provide a crop traceability system based on a block chain.
In order to achieve the purpose, the invention provides the following technical scheme:
a method of crop tracing based on blockchain, the method comprising the steps of:
s1, deployment block chain: deploying a block chain platform based on the block chain framework, and taking crop related information as different nodes on the block chain;
s2, compiling an intelligent contract: compiling an intelligent contract on the block chain, and writing the related information of the crops into the intelligent contract;
s3, generating a two-dimensional crop code: and generating corresponding two-dimensional codes for the related information of the crops in the block chain, and recording the traceability information of the crops.
The blockchain is used as a decentralized distributed storage technology and has the characteristics of credibility, difficulty in tampering, safety and confidentiality and the like. These characteristics can solve the problem of detecting the authenticity of the certificate well.
The consumer can inquire the traceability information of the crop and the detection endorsement provided by the third party authority in a certain mode, so that the credibility is increased. Because the intelligent contract can only be changed in an upgrading mode, all the nodes need to be synchronously deployed. Once deployed, the intelligent contracts can be executed only through programs without interference of human factors, and reliability of data is enhanced.
And uploading a detection certificate of a third-party detection mechanism according to the two-dimensional code so as to prevent the crop traceability information from being modified.
Preferably, after the block chain is deployed, crop related information is used as different nodes on the block chain, and the crop related information comprises crop raw material suppliers, third-party detection mechanisms and supervision departments.
Preferably, crops are represented on the nodes from the raw material processing process and the detection link, data generated by each node can be synchronized to other nodes, the distributed accounting characteristic is achieved, data tampering of a single node cannot actually take effect, meanwhile, the data of each node is guaranteed to be real and credible, and related data can be traced back through related ways, so that the credibility and the accuracy of the data are protected.
Preferably, the crop raw material information, the crop production information and the detection endorsement provided by the third-party detection institution are encrypted and linked by using a block chain.
Preferably, the detection certificates and supervision departments of the crop raw material suppliers and the third-party detection institutions are written into intelligent contracts, such as raw materials and manufacturing processes of crops and endorsements of the detection institutions; each node can check whether the logic conforms to the contract or not, and the intelligent contract is deployed on the node of the node.
Preferably, the raw materials of the crops, the production data of the crops and the detection information and content of the chemical substances provided by the detection mechanism are checked through the generated two-dimensional codes of the crops.
A crop tracing system based on a block chain comprises a block chain deployment module, an intelligent contract compiling module and a crop two-dimensional code generating module:
the block chain deployment module is responsible for deploying a block chain platform based on the block chain framework, and taking crop related information as different nodes on the block chain;
the intelligent contract compiling module is responsible for compiling an intelligent contract on the block chain and writing the related information of the crops into the intelligent contract;
the crop two-dimensional code generation module is used for generating the corresponding two-dimensional code from the related information of the crops in the block chain and recording the traceability information of the crops.
Preferably, after the block chain deployment module deploys the block chain, crop related information is used as different nodes on the block chain, and the crop related information comprises crop raw material suppliers, third-party detection mechanisms and supervision departments; the processing process and the detection link of the crops from the raw materials are represented on the nodes, and the data generated by each node can be synchronized to other nodes; the block chain is used for encrypting the upper chain by the raw material information and the production information of the crops and the detection endorsement provided by a third-party detection mechanism.
Preferably, the intelligent contract compiling module writes the crop raw material supplier, the detection certificate and the supervision department of the third-party detection mechanism into the intelligent contract, such as the raw material and the manufacturing process of the crop and the endorsement of the detection mechanism; each node can check whether the logic conforms to the contract or not, and the intelligent contract is deployed on the node of the node.
Preferably, the crop two-dimensional code generation module checks the raw materials of the crops, the crop production data and the detection information and content of the chemical substances provided by the detection mechanism through the generated two-dimensional code.
Compared with the prior art, the crop tracing method based on the block chain has the following outstanding beneficial effects:
the crop tracing method based on the blockchain has the advantages that the data based on the blockchain has public transparency, so that a consumer can clearly see the true detection data provided by the detection mechanism, and the purchasing power and the safety of the consumer are improved;
and (II) the data based on the block chains has non-tamper-ability, so that the integrity of suppliers and manufacturers related to the uplink crops is greatly improved, the influence of brands can be improved, and the block chain-based data has good popularization and application values.
Drawings
Fig. 1 is a flow chart of a method for tracing crops based on a block chain according to the invention.
Detailed Description
The method and system for tracing the crop based on the blockchain according to the present invention will be described in further detail with reference to the accompanying drawings and embodiments.
Examples
As shown in fig. 1, the method for tracing the source of crops based on a block chain of the present invention comprises the following steps:
s1, deployment block chain: crop-related information is used as different nodes on the blockchain based on the blockchain framework deployment on the blockchain platform.
After the block chain is deployed, crop related information is used as different nodes on the block chain, and the crop related information comprises crop raw material suppliers, third-party detection mechanisms and supervision departments. The crop is represented on the nodes from the raw material processing process and the detection link, and the data generated by each node can be synchronized to other nodes, so that the method has the characteristic of distributed accounting, the data tampering of a single node can not actually take effect, the data of each node is real and credible, and the related data can be traced back through related ways, so that the credibility and the accuracy of the data are protected. The block chain is used for encrypting the upper chain by the raw material information and the production information of the crops and the detection endorsement provided by a third-party detection mechanism.
S2, compiling an intelligent contract: and compiling an intelligent contract on the block chain, and writing the crop related information into the intelligent contract.
Writing the detection certificates and supervision departments of the crop raw material suppliers and the third-party detection institutions into intelligent contracts, such as raw materials and manufacturing processes of crops and endorsements of the detection institutions; each node can check whether the logic conforms to the contract or not, and the intelligent contract is deployed on the node of the node.
S3, generating a two-dimensional crop code: and generating corresponding two-dimensional codes for the related information of the crops in the block chain, and recording the traceability information of the crops.
The raw materials of crops, the data of crop production and the detection information and content of chemical substances provided by a detection mechanism are checked through the generated two-dimensional code.
The consumer can inquire the traceability information of the crop and the detection endorsement provided by the third party authority in a certain mode, so that the credibility is increased. Because the intelligent contract can only be changed in an upgrading mode, all the nodes need to be synchronously deployed. Once deployed, the intelligent contracts can be executed only through programs without interference of human factors, and reliability of data is enhanced.
The crop tracing system based on the block chain comprises a block chain deployment module, an intelligent contract compiling module and a crop two-dimensional code generating module.
The block chain deployment module is responsible for deploying a block chain platform based on the block chain framework, and taking crop related information as different nodes on the block chain.
After the block chain deployment module deploys the block chain, crop related information is used as different nodes on the block chain, and the crop related information comprises crop raw material suppliers, third-party detection mechanisms and supervision departments; the processing process and the detection link of the crops from the raw materials are represented on the nodes, and the data generated by each node can be synchronized to other nodes; the block chain is used for encrypting the upper chain by the raw material information and the production information of the crops and the detection endorsement provided by a third-party detection mechanism.
The intelligent contract compiling module is responsible for compiling intelligent contracts on the block chain and writing the related information of crops into the intelligent contracts.
The intelligent contract compiling module writes the crop raw material supplier, the detection certificate and the supervision department of the third-party detection mechanism into the intelligent contract, such as the raw material and the manufacturing process of the crop and the endorsement of the detection mechanism; each node can check whether the logic conforms to the contract or not, and the intelligent contract is deployed on the node of the node.
The crop two-dimensional code generation module is used for generating the corresponding two-dimensional code from the related information of the crops in the block chain and recording the traceability information of the crops.
The crop two-dimensional code generation module checks the raw materials of crops, the data of crop production and the detection information and content of chemical substances provided by the detection mechanism through the generated two-dimensional code.
The above-described embodiments are merely preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (10)
1. A crop tracing method based on a block chain is characterized in that: the method comprises the following steps:
s1, deployment block chain: deploying a block chain platform based on the block chain framework, and taking crop related information as different nodes on the block chain;
s2, compiling an intelligent contract: compiling an intelligent contract on the block chain, and writing the related information of the crops into the intelligent contract;
s3, generating a two-dimensional crop code: and generating corresponding two-dimensional codes for the related information of the crops in the block chain, and recording the traceability information of the crops.
2. The blockchain-based crop tracing method according to claim 1, wherein: after the block chain is deployed, crop related information is used as different nodes on the block chain, and the crop related information comprises crop raw material suppliers, third-party detection mechanisms and supervision departments.
3. The blockchain-based crop tracing method according to claim 2, wherein: the crop raw material processing process and the detection link are represented on the nodes, and the data generated by each node is synchronized to other nodes.
4. The blockchain-based crop tracing method according to claim 3, wherein: the block chain is used for encrypting the upper chain by the raw material information and the production information of the crops and the detection endorsement provided by a third-party detection mechanism.
5. The blockchain-based crop tracing method according to claim 4, wherein: writing the detection certificates and supervision departments of the crop raw material suppliers and the third-party detection institutions into intelligent contracts, such as raw materials and manufacturing processes of crops and endorsements of the detection institutions; each node can check whether the logic conforms to the contract or not, and the intelligent contract is deployed on the node of the node.
6. The blockchain-based crop tracing method according to claim 5, wherein: the raw materials of the crops, the data of the crop production and the detection information and the content of the chemical substances provided by the detection mechanism are checked through the generated two-dimensional codes of the crops.
7. The utility model provides a system of crops traceability based on block chain which characterized in that: the intelligent contract editing system comprises a block chain deployment module, an intelligent contract compiling module and a crop two-dimensional code generating module:
the block chain deployment module is responsible for deploying a block chain platform based on the block chain framework, and taking crop related information as different nodes on the block chain;
the intelligent contract compiling module is responsible for compiling an intelligent contract on the block chain and writing the related information of the crops into the intelligent contract;
the crop two-dimensional code generation module is used for generating the corresponding two-dimensional code from the related information of the crops in the block chain and recording the traceability information of the crops.
8. The blockchain based crop traceability system of claim 7, wherein: after the block chain deployment module deploys the block chain, crop related information is used as different nodes on the block chain, and the crop related information comprises crop raw material suppliers, third-party detection mechanisms and supervision departments; the processing process and the detection link of the crops from the raw materials are represented on the nodes, and the data generated by each node can be synchronized to other nodes; the block chain is used for encrypting the upper chain by the raw material information and the production information of the crops and the detection endorsement provided by a third-party detection mechanism.
9. The blockchain based crop traceability system of claim 8, wherein: the intelligent contract compiling module writes the crop raw material supplier, the detection certificate and the supervision department of the third-party detection mechanism into the intelligent contract, such as the raw material and the manufacturing process of the crop and the endorsement of the detection mechanism; each node can check whether the logic conforms to the contract or not, and the intelligent contract is deployed on the node of the node.
10. The blockchain based crop traceability system of claim 9, wherein: the crop two-dimensional code generation module checks the raw materials of crops, the data of crop production and the detection information and content of chemical substances provided by the detection mechanism through the generated two-dimensional code.
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| CN201911214145.0A CN110969448A (en) | 2019-12-02 | 2019-12-02 | Crop tracing method and system based on block chain |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI759841B (en) * | 2020-08-31 | 2022-04-01 | 國立臺灣大學 | A crop resume information system and method |
| WO2024011352A1 (en) * | 2022-07-11 | 2024-01-18 | 大自然交易平台股份有限公司 | Plant asset management method and plant asset management system |
| WO2024011357A1 (en) * | 2022-07-11 | 2024-01-18 | 大自然交易平台股份有限公司 | Plant asset management method, management system, transaction method and transaction system |
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2019
- 2019-12-02 CN CN201911214145.0A patent/CN110969448A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI759841B (en) * | 2020-08-31 | 2022-04-01 | 國立臺灣大學 | A crop resume information system and method |
| WO2024011352A1 (en) * | 2022-07-11 | 2024-01-18 | 大自然交易平台股份有限公司 | Plant asset management method and plant asset management system |
| WO2024011357A1 (en) * | 2022-07-11 | 2024-01-18 | 大自然交易平台股份有限公司 | Plant asset management method, management system, transaction method and transaction system |
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