CN109523349A - A kind of agricultural product electric business platform traced to the source based on block chain and implementation method - Google Patents
A kind of agricultural product electric business platform traced to the source based on block chain and implementation method Download PDFInfo
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- CN109523349A CN109523349A CN201811263267.4A CN201811263267A CN109523349A CN 109523349 A CN109523349 A CN 109523349A CN 201811263267 A CN201811263267 A CN 201811263267A CN 109523349 A CN109523349 A CN 109523349A
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/06—Buying, selling or leasing transactions
- G06Q30/0601—Electronic shopping [e-shopping]
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
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- G—PHYSICS
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of agricultural product electric business platform traced to the source based on block chain and implementation methods, belong to block chain technical field, computer network communication field, cell phone application field of software development etc..It is made of background management system, block chain background system, production process input system and inquiry system this four systems of tracing to the source.Inquiry system of tracing to the source at this stage in this system is docked with wechat public platform and small routine, can be entered to trace to the source while barcode scanning and be inquired small routine.Integrated and a series of by subsystems is smoothly operated and is docked, and the present invention can guarantee to provide an open and clear agricultural product traceability system for consumer-user, make the channel trusted for peasant household and consumer.
Description
Technical field
The invention belongs to block chain technical field, computer network communication field, cell phone application field of software development etc., are
System technology is applied to agriculture field, agricultural product are traced to the source field and field of food safety.
Background technique
Since extorting virus event outburst from 2016, " bit coin " constantly becomes global concern focus.Its Floor layer Technology
" block chain " technology becomes much more popular rapidly, and decentralization goes the operating mechanism trusted, data can not distort to obtain global researcher's
Approve.
Block chain (Blockchain) is a kind of database solution based on decentralization structure, this technical solution
It is participated in completing collective's maintenance jointly by multiple nodes.The node safeguarded will be participated in block catenary system using data encryption algorithm to be
Trading information data in system is packaged and notes down into a data block, this block can generate it only while data are packaged
One block key, this key are verified for next block.Database technology scheme based on block chain can be realized
Open and clear record, transmission are carried out to the data flow in system and carry out the storage that can not be distorted, and then has ensured that it is last
Result must be believable.
With the continuous deepening of research, block chain technology is led in the finance such as digital cash, ideal money, fund credit management
Domain is all popularized, and successful case is too numerous to enumerate.In fact, the application scenarios of block chain technology are not limited only to finance and warp
Ji industry, unique technical characterstic and reliable trust systems can be applied in industry more abundant.
Agricultural product are the daily necessities of people's current consumption, and food safety is related to people's health and life peace
Entirely, in order to reduce the generation of food-safety problem, while the fame of Ways of Special Agricultural Products is also protected, tracing to the source for agricultural product has very by force
Necessity.Block chain provides reliable solution for the traceability system of agricultural product, by storing production information to area
In block catenary system and the data that will trace to the source disclose client, a trust channel can be established for trade company and consumer, to realize
True and reliable agricultural product are traced to the source.
Summary of the invention
The present invention has designed and Implemented a kind of agricultural product electric business platform traced to the source based on block chain.Whole system such as Fig. 1 institute
Show, by background management system, block chain background system, production process input system and this four systems group of inquiry system of tracing to the source
At.
This four systems is divided into three levels, and production process input system is the front-end collection layer of system, back-stage management system
System and block chain background system are data service layer, and inquiry system of tracing to the source is data application layer.The core of whole system framework is
Data service layer, block catenary system and background management system interact, and block chain carries out the storage of data, and background management system is real
The overall operation of existing electric business platform.On the one hand production process input system is docked with background management system, according in electric business platform
Trade company the corresponding data of basic item information collection, on the other hand interact with block chain background system, by access device
All kinds of agriculturals of acquisition data of tracing to the source are uploaded in block chain and are stored.Inquiry system of tracing to the source supports user by small routine etc.
The mode directly participated in, by retrieval background management system database in commodity mapped block chain address, from block chain
The trace to the source information data of acquisition of the middle whole for obtaining the commodity is shown on the interface UI.
Entire traceability system can be good at merging electric business platform and peasant household, and combine with block chain, and establishing product can
The open agricultural product platform traced to the source.
The present invention is that tracing to the source for agricultural product provides reliable solution.Each agricultural product can its type of root and characteristic
Possess a unique two dimensional code identity, this two dimensional code identity is generated using 32 MD5 Encryption Algorithm.Trade company
Production process data can be carried out to the agricultural product for possessing identity by production process input system and enter chain, be uploaded to every time
The success of block chain can all return to unique 64 addresses block chain HASH in the world.Consumer buys agricultural production in electric business platform
After product can by scan agricultural product two dimensional code obtain the production procedure of agricultural product from block chain, thus realize really,
Reliable agricultural product are traced to the source.
1) background management system
Background management system is made of backstage central database, and the overall architecture of background system is as shown in Figure 2.
Background management system is made of database and front end page, is realized by a kind of B/S framework.Main function is pair
Connect all kinds of access informations of integration.Electric business platform is directly safeguarded that the participant of electric business platform has by the database of back-stage management:
Agricultural product trade company, consumer-user, logistics distribution etc..Electric business platform is added with the identity of sellers in agricultural product trade company, uploads quotient
The information such as kind class, price pass through Database mapping relations to background management system.Consumer with the identity of buyer from
Commodity are bought in electric business platform, also have the information of oneself in back-stage management database after logging in store.Each order
In all have product merchandise news, consumer information, peasant household's information, after order starts dispatching, logistics distribution information also will
It is recorded in order information, the dispatching details of order can be tracked in such a way that database key maps.
Electric business platform provides commercial sales platform for peasant household, and peasant household can establish the shop of oneself and basis on platform
Oneself agricultural product condition of production creates commodity in store.On the other hand, electric business platform is open towards consumer-user, consumer
Electric business platform network address choosing for agricultural product of progress can be accessed by the registration of a variety of methods to place an order.
The core database information of background management system is directly docked with store, and core database information includes
Peasant household is registered to merchant information, product information, sales order information, logistics information, information on services etc. after electric business platform, this
The part core database information content and its background logic ensure that the trouble-free operation of mall system.Another part belongs to store dimension
Data content required for protecting, this part is mainly used for the maintenance to electric business platform.Such as prevent malicious attack, screening trade company
Legitimacy etc. guarantees the security and reliability of mall system by the maintenance of store administrator and developer.
In addition, product information, order information, the logistics information etc. in store will be needed quotient by the data-interface of background system
Family is packaged, delivering operates required data down transmission and give trade company APP, and trade company is able to use mobile phone and is directly packaged and is delivered
Operation.
2) block chain background system
Block chain background system is realized that block chain backstage combines carry out work with user and trade company by ether mill
Make, basic system architecture is as shown in Figure 3.Block chain background system is total to by block chain bottom layer node and block chain data-interface
With composition.Block chain itself is a kind of distributed account book, have decentralization, open common recognition, data can not distort it is main excellent
Gesture feature.Block chain is a kind of distributed account book technology safeguarded jointly by multiple nodes, the data mainly stored
Form is the transaction data between account, and the transaction that each node initiates account confirms, after trade confirmation success
The topology update for making entire block catenary system will be packaged into new block, each node can only be in newest block chain
Transaction is confirmed under structure, therefore also ensures that each node is owned by the backup of entire block chain Transaction Information summation.
In block chain background system, block chain bottom layer node is responsible for the common recognition and the storage of entire block chain data of data write-in block chain
The whole maintenance of account book.Data-interface, which is mainly responsible for, to be received the data of APP input system and uploads, and data is carried out stylistic
Block chain node is given in conversion, and data are carried out the operation in later period, data are stored to block chain account book by block chain node
And the mapping of data query is established with background data base.Block chain data-interface is also responsible for tracing to the source the inquiries of data.Shown in Fig. 3
For the connection interactive relation of block chain background system and other subsystems.The request of information of tracing to the source inquiry is sent to block catenary system
Later, the query path that data-interface is stored according to back-stage management searches data of tracing to the source accordingly from block chain and is sent to and traces back
Source inquiry system.
Block chain background system is mainly used for storing information of tracing to the source.Groundwork process is as shown in Figure 4.The core of system is
Based on the privately owned block chain that ether mill is built, each trade company is added in chain with the identity of node and keeps digging mine, each trade company
The agricultural product production picking of node and the data of packing process are uploaded by the realization of production process input system.Node obtains
It can be automatically initiated on a privately owned chain " transaction " after to the data of upload, with the digging mine of node, upload " transaction " data
Information will be packaged into block, to realize the cochain of production process data.
A unique block chain address can be returned to after production process data cochain, user can look by this address
Ask the production process data of the product of current ID.Using block chain as reliable transparent Distributed Data Warehouse come using.Area
Block chain background system high stability and reliability and one can not can be provided for consumer-user well the characteristics of tamper
A accurate agricultural product are traced to the source inquiry system.
Block chain technology itself is a kind of Data Storage Solution based on distributed account book, and continuous with research
Deeply, block chain can be applied under more scenes completely.In addition, ether mill is a kind of block catenary system that figure spirit is complete.Its
In, it is more multi-functional that the script system that intelligent this condition of contract reaches i.e. automatic running can assist in the realization of ether mill block chain.
Future with block chain framework continue to optimize and the development of reading intelligent agriculture, production process sensor node will also can be realized
Intelligence enters chain, and process of tracing to the source and data will be more perfect.
3) production process input system
By the uploading information data of the production process of product into block chain, furthermore production process input system is mainly used for
The packing and delivery of product can also be realized by businessman APP.
The typing of production process data is broadly divided into two classes, and one kind is production environment data, such as environment temperature and humidity, applies
Fertilizer irrigates situation etc..It furthermore is exactly the essential information data of product, such as name of product, type, picking date etc..Produce ring
Border data can be by sensor upper incoming chain automatically, and on the essential information of product will realize that barcode scanning is automatic by cell phone application
Incoming chain.
The software architecture of the businessman user APP realized at present is as shown in figure 5, can be not only used for product information bottom data
Acquisition and upload, have combined the packing and delivery function of product.Trade company APP can obtain store background system automatically and be deposited
The information of goods information data and order data of storage, trade company directly can be packaged and be delivered according to the actual situation, and it is complete to be packaged delivery
Journey only needs to can be realized the automatic upload of data by barcode scanning and the operation taken pictures, and largely alleviates the workload of trade company.
4) agricultural product are traced to the source inquiry system
Agricultural product inquiry system of tracing to the source is that the agricultural product production information of the user that satisfies the needs of consumers is traced to the source platform.Entire system
The agricultural product of each Board Lot in system are that have a unique commodity two-dimension code label.Information data of the trade company to product
It carries out just needing to be scanned these two-dimension code labels upload into chain when upload, and disappears when commodity are sent to by logistics company
After in the person's of expense hand, consumer is also required to scan identical two dimensional code and carries out information inquiry of tracing to the source.
Trace to the source inquiry system basic operation framework it is as shown in Figure 6.Inquiry system of tracing to the source is real by a web front end frame
Existing, one side front end needs to carry out data interaction with block chain background system, on the other hand needs as needed by data to close
Suitable mode shows user.In addition, the inquiry system realized in this system is docked with wechat small routine and public platform, energy
Enough wechat small routine is entered when user's progress barcode scanning is traced to the source and inquired to show.
The trace to the source two-dimension code label of information of user query itself is a network address, and network address content itself is that a http is asked
Address is asked, 32 md5 encryption labels of product are contained in address；After the mobile phone terminal of user performs http network address,
Backstage can inquire the block chain address of the product according to md5 encryption label from database first；Then before query webpage web
End according to block chain address obtained to block chain trace to the source query interface send http request；Block chain background system can basis
Unique block chain address inquires the corresponding production information of the product and returns to query interface web front-end, front-end interface according to
Corresponding UI demand is designed to be shown with data, to realize the product traceability inquiry of consumer-user.
Detailed description of the invention
Fig. 1 is the architecture diagram of entire traceability system.
Fig. 2 is background management system framework and operational flow diagram.
Fig. 3 is that the framework of block chain background system runs figure.
Fig. 4 is the operation logic of block chain back office interface system.
Fig. 5 is that trade company traces to the source the software operation logic figure of APP.
Fig. 6 is the framework operation figure of inquiry system of tracing to the source.
Fig. 7 is back-stage management interface screenshot.
Fig. 8 is the screenshot that trade company adds the record of commodity production process in electric business platform.
Fig. 9 is that trade company's cell phone application logs in trade company's screenshot.
Figure 10 is the barcode scanning that trade company's cell phone application carries out product, and uploads the screenshot of production information record automatically.
Figure 11 is the screenshot that trade company's cell phone application is delivered.
The interface that the position Figure 12 consumer-user receives logistics information and traces to the source.
The interface that the position Figure 13 consumer-user receives logistics information and traces to the source.
Specific embodiment
It 1-13 and runs actual case with reference to the accompanying drawing the present invention will be further described, and pass through the practical fortune of system
Market condition examines effect of actually tracing to the source.
Step 1: seller carries out Merchants register on electric business platform website, and the shop of oneself is customized on website, it is laggard
Enter to show the shop Fig. 7 back-stage management page in shop；
Step 2: seller establishes the commodity for adding oneself after shop succeeds according to the case where practical farm, after adding commodity
It needs the information data noted down needed for selecting production procedure according to the actual needs and is properly packaged process, concrete operations situation
As shown in Figure 8.
Step 3: after commodity addition is completed, trade company needs to add label for the agricultural product in farm, wherein at present
Through realizing in online system, label is pasted on product in the form of two dimensional code, and the product having here is suitble to single patch
Label, some products need in packing process since its shape and feature are not suitable for each labelling to the packaging of transport
Labelling, at this moment production information can be recorded as unit of entirely packing；
Step 4: after receiving the order of consumer, trade company will start to pick agricultural product, and picking process needs
Trade company is logged in using cell phone application, as shown in Figure 9；
Step 5: whole picking process also belongs to production information Input Process, and trade company needs to carry out barcode scanning first, enters Figure 10
It is shown, the page of taking pictures can be jumped to automatically after product barcode scanning confirms successfully, then after completion of taking pictures, all product typings
Data include that can all be uploaded to automatically in block chain latitude and longitude coordinates, product code numbering, time etc.；
Step 6: after data upload to the background system of block chain, block chain background system will receive the data of upload
Later, default account can initiate a transaction to another account, and the data of upload will will have the Data of transaction content
In field, in addition, can all keep digging mine automatically while the default node starting of entire block catenary system, therefore this pen stores number
According to transaction will at the first time it is processed, block chain background system execute screenshot it is as shown in figure 11；
Step 7: after consumer-user places an order successfully, background management system will receive order situation, at this time backstage core
Heart database will increase the details of order, while trade company's cell phone application can also obtain order contents, and trade company is after receiving order
Packaging operation can be executed, and logistics company is contacted according to order situation and is delivered, the delivery page is as shown in figure 12, and logistics is ordered
Single number two dimensional code can carry out acquisition and typing by page barcode scanning of delivering.
Step 8: after delivery is completed, logistics company starts to dispense, and after dispensing completion, user needs at store interface
Confirmation is received, and consumer-user can check details of tracing to the source by the two-dimension code label on scanning product at this time, shown in Figure 13 i.e.
Content after being completed for barcode scanning.
Inquiry system of tracing to the source at this stage in this system is docked with wechat public platform and small routine, can be into while barcode scanning
Enter to trace to the source and inquires small routine.
The top half of the page is shown in Figure 13, contains the md5 encryption ID coding and block chain address of product, under
Face is the photo noted down when picking and being packaged, and user the product in the product and photo that receive can be compared.
Integrated and a series of by subsystems is smoothly operated and is docked, and the present invention can guarantee as consumer
User provides an open and clear agricultural product traceability system, makes the channel trusted for peasant household and consumer.
Claims (6)
1. a kind of agricultural product electric business platform traced to the source based on block chain, it is characterised in that: whole system is by background management system, area
Block chain background system, production process input system and this four systems of inquiry system of tracing to the source composition；
This four systems is divided into three levels, and production process input system is the front-end collection layer of system, background management system and
Block chain background system is data service layer, and inquiry system of tracing to the source is data application layer；The core of whole system framework is data
Service layer, block catenary system and background management system interact, and block chain carries out the storage of data, and background management system realizes electricity
The overall operation of quotient's platform；On the one hand production process input system is docked with background management system, according to the quotient in electric business platform
The corresponding data of basic item information collection at family, on the other hand interact with block chain background system, access device are acquired
All kinds of agriculturals data of tracing to the source upload in block chain and stored；Inquiry system of tracing to the source directly is joined by small routine support user
With mode, by retrieval background management system database in commodity mapped block chain address, obtained from block chain
The trace to the source information data of acquisition of the whole of the commodity is shown on the interface UI；
Entire traceability system can be good at merging electric business platform and peasant household, and combine with block chain, and establishing product can trace to the source
Open agricultural product platform；
Each agricultural product can its type of root and characteristic possess a unique two dimensional code identity, this two dimensional code identity mark
Know and is generated using 32 md5 encryption algorithms；Trade company can be by production process input system to the agricultural product for possessing identity
It carries out production process data and enters chain, the unique 64 block chain HASH in the world can all be returned to by being uploaded to the success of block chain every time
Address；Consumer can obtain agricultural production from block chain by scanning the two dimensional code of agricultural product after electric business platform buys agricultural product
The production procedure of product is traced to the source to realize true, reliable agricultural product.
2. a kind of agricultural product electric business platform traced to the source based on block chain according to claim 1, it is characterised in that:
Background management system is made of backstage central database, and background management system is made of database and front end page, is passed through
A kind of B/S framework realization；Main function is that all kinds of access informations are integrated in docking；Electric business platform is straight by the database of back-stage management
Capable maintenance is tapped into, the participant of electric business platform has: agricultural product trade company, consumer-user, logistics distribution；Agricultural product trade company is to sell
Electric business platform is added in the identity of person, uploads type of merchandize, pricing information to background management system, is mapped and is closed by Database
System；Consumer buys commodity from electric business platform with the identity of buyer, after logging in store also in back-stage management database
Has the information of oneself；Has product merchandise news, consumer information, peasant household's information in each order, when order is opened
Begin after dispatching, logistics distribution information will be also recorded in order information, can be tracked in such a way that database key maps
The dispatching details of order；
Electric business platform provides commercial sales platform for peasant household, and peasant household can establish the shop of oneself on platform and according to oneself
The agricultural product condition of production creates commodity in store；On the other hand, electric business platform is open towards consumer-user, and consumer can
Electric business platform network address choosing for agricultural product of progress is accessed by the registration of a variety of methods to place an order；
The core database information of background management system is directly docked with store, and core database information includes peasant household
It is registered to merchant information after electric business platform, product information, sales order information, logistics information, information on services, this part core
The heart database information content and its background logic ensure that the trouble-free operation of mall system；Another part belongs to needed for the maintenance of store
The data content wanted, this part are mainly used for the maintenance to electric business platform；
In addition, the data-interface of background system will need trade company to carry out product information, order information, the logistics information in store
Be packaged, data down transmission needed for delivery operation gives trade company APP, trade company is able to use mobile phone and is directly packaged and is delivered operation.
3. a kind of agricultural product electric business platform traced to the source based on block chain according to claim 1, it is characterised in that: block chain
Background system is realized that block chain backstage is combined with user and trade company to work, basic system by ether mill
In framework；Block chain background system is collectively constituted by block chain bottom layer node and block chain data-interface；Block chain be it is a kind of by
The distributed account book technology that multiple nodes are safeguarded jointly, the data mode mainly stored are the numbers of deals between account
According to, the transaction that each node initiates account confirms, trade confirmation success after will be packaged into new block from
And making the topology update of entire block catenary system, each node can only confirm transaction under newest block chain structure；
In block chain background system, block chain bottom layer node is responsible for the common recognition and the storage of entire block chain data of data write-in block chain
The whole maintenance of account book；Data-interface, which is mainly responsible for, to be received the data of APP input system and uploads, and data is carried out stylistic
Block chain node is given in conversion, and data are carried out the operation in later period, data are stored to block chain account book by block chain node
And the mapping of data query is established with background data base；Block chain data-interface is also responsible for tracing to the source the inquiries of data；It traces to the source information
The request of inquiry is sent to after block catenary system, and the query path that data-interface is stored according to back-stage management is from block chain
It searches data of tracing to the source accordingly and is sent to inquiry system of tracing to the source；
Block chain background system is mainly used for storing information of tracing to the source；The core of block chain background system is built based on ether mill
Privately owned block chain, each trade company are added in chain with the identity of node and keep digging mine, the agricultural product production of each merchant node
The data of picking and packing process are uploaded by the realization of production process input system；Node is got after the data of upload
It can automatically initiate on a privately owned chain " transaction ", with the digging mine of node, area will be packaged by uploading " transaction " data information
In block, to realize the cochain of production process data；
A unique block chain address can be returned to after production process data cochain, user can inquire by this address
The production process data of the product of current ID；Using block chain as reliable transparent Distributed Data Warehouse come using；Block chain
Background system high stability and reliability and a standard can not can be provided for consumer-user well the characteristics of tamper
True agricultural product are traced to the source inquiry system.
4. a kind of agricultural product electric business platform traced to the source based on block chain according to claim 1, it is characterised in that: produced
Journey input system is mainly used for additionally passing through businessman by the uploading information data of the production process of product into block chain
The packing and delivery of APP realization product；
The typing of production process data is broadly divided into two classes, furthermore it is exactly the essential information of product that one kind, which is production environment data,
Data；Production environment data are passed to chain by the way that sensor is automatically upper, and the essential information of product will realize barcode scanning by cell phone application
Automatic incoming chain；
The software architecture of businessman user APP can be not only used for the acquisition and upload of product information bottom data, combine product
Packing and delivery function；Trade company APP can obtain the information of goods information data and order numbers that store background system is stored automatically
According to trade company directly can be packaged and be delivered according to the actual situation, be packaged delivery whole process and only needed through barcode scanning and the behaviour to take pictures
The automatic upload that data can be realized, largely alleviates the workload of trade company.
5. a kind of agricultural product electric business platform traced to the source based on block chain according to claim 1, it is characterised in that: agricultural product
Inquiry system of tracing to the source is that the agricultural product production information of the user that satisfies the needs of consumers is traced to the source platform；Each unit in whole system
The agricultural product of quantity are all to have a unique commodity two-dimension code label；Trade company carries out into chain upload the information data of product
When just need to be scanned upload to these two-dimension code labels, and after commodity are sent in consumer's hand by logistics company,
Consumer is also required to scan identical two dimensional code and carries out information inquiry of tracing to the source；
It traces to the source in the basic operation framework of inquiry system；Inquiry system of tracing to the source realized by a web front end frame, one side front end
It needs to carry out data interaction with block chain background system, on the other hand needs as needed to show data in an appropriate manner
User；In addition, the inquiry system realized in this system is docked with wechat small routine and public platform, can be swept in user
Code, which is traced to the source, to be entered wechat small routine and is shown when inquiry；
The trace to the source two-dimension code label of information of user query itself is a network address, and network address content itself is a http request
Location contains 32 md5 encryption labels of product in address；After the mobile phone terminal of user performs http network address, backstage
The block chain address of the product can be inquired from database according to md5 encryption label first；Then query webpage web front-end root
According to block chain address obtained to block chain trace to the source query interface send http request；Block chain background system can be according to unique
Block chain address inquire the corresponding production information of the product and return to query interface web front-end, front-end interface is according to corresponding
UI demand be designed with data show, thus realize consumer-user product traceability inquiry.
6. a kind of agricultural product electric business platform implementation method traced to the source based on block chain carried out using platform described in claim 1,
It is characterized by: the realization process of this method is as follows,
Step 1: seller carries out Merchants register on electric business platform website, and the shop of oneself is customized on website, enters shop later
The shop back-stage management page can be shown in paving；
Step 2: seller establishes the commodity for adding oneself after shop succeeds according to the case where practical farm, needs after adding commodity
The information data noted down needed for production procedure is selected according to the actual needs and is properly packaged process；
Step 3: after commodity addition is completed, trade company needs to add label for the agricultural product in farm, wherein real at present
In existing online system, label is pasted on product in the form of two dimensional code, and the product having here is suitble to single labelling,
Some products need the packaging labeling in packing process to transport since its shape and feature are not suitable for each labelling
Label, at this moment production information can be recorded as unit of entirely packing；
Step 4: after receiving the order of consumer, trade company will start to pick agricultural product, and picking process needs trade company
It is logged in using cell phone application；
Step 5: whole picking process also belongs to production information Input Process, and trade company needs to carry out barcode scanning first, when product barcode scanning
The page of taking pictures can be jumped to after confirming successfully automatically, then after completion of taking pictures, all product logging datas include longitude and latitude
Coordinate, product code numbering, time can all be uploaded to automatically in block chain；
Step 6: after data upload to the background system of block chain, block chain background system by receive upload data it
Afterwards, default account can initiate a transaction to another account, and the data of upload will will have the Data word of transaction content
Duan Zhong, in addition, can all keep digging mine, therefore this storing data automatically while the default node starting of entire block catenary system
Transaction will at the first time it is processed；
Step 7: after consumer-user places an order successfully, background management system will receive order situation, at this time backstage core number
The details of order will be increased according to library, while trade company's cell phone application can also obtain order contents, trade company executes after receiving order
Packaging operation, and logistics company is contacted according to order situation and is delivered, logistics O/No. two dimensional code can pass through page of delivering
Face barcode scanning carries out acquisition and typing；
Step 8: after delivery is completed, logistics company starts to dispense, and after dispensing completion, user needs to confirm at store interface
It receives, consumer-user can check details of tracing to the source by the two-dimension code label on scanning product at this time；
Inquiry system of tracing to the source at this stage in system is docked with wechat public platform and small routine, can be entered while barcode scanning and be traced to the source
Inquire small routine；
The top half of the page contains the md5 encryption ID coding and block chain address of product, and here is when picking packing
The photo of record, user the product in the product and photo that receive can be compared；
Integrated and a series of by subsystems is smoothly operated and is docked, and can guarantee to provide one for consumer-user
A open and clear agricultural product traceability system makes the channel trusted for peasant household and consumer.
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