CN109146024A - Art work Anti-fake electronic label System and method for based on block chain - Google Patents
Art work Anti-fake electronic label System and method for based on block chain Download PDFInfo
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- CN109146024A CN109146024A CN201810835863.9A CN201810835863A CN109146024A CN 109146024 A CN109146024 A CN 109146024A CN 201810835863 A CN201810835863 A CN 201810835863A CN 109146024 A CN109146024 A CN 109146024A
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- G06—COMPUTING OR CALCULATING; COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
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- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
- G06Q30/0185—Product, service or business identity fraud
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Abstract
本发明提供了一种基于区块链的艺术品防伪电子标签系统，包括RFID中间件、读写器、电子标签、图像比对模块、鉴别模块、身份识别模块、卖品状态信息存储模块、链上服务器和中心服务器。做到流通过程中的源头保真，链接信任的资源，是一种可靠高效的艺术品防伪和溯源方法。
The invention provides a block chain-based art anti-counterfeiting electronic label system, including RFID middleware, a reader, an electronic label, an image comparison module, an identification module, an identity recognition module, a sales status information storage module, a chain server and central server. It is a reliable and efficient method of anti-counterfeiting and traceability of works of art to achieve source fidelity in the circulation process and link to trusted resources.
Description
Technical field
The present invention relates to block chain technology and electronic label technologies, anti-more particularly, to a kind of art work based on block chain
Pseudo- electronic labelling system and method.
Background technique
Block chain technology is a kind of distributed data recorded to All Activity in a period of time or electronic behavior
Recording technique, i.e., a kind of linked data structure for being sequentially in time combined into data block in such a way that sequence is connected, and
The open account book technology of distribution that can not be distorted and can not forge guaranteed in a manner of cryptography.On block chain, every transaction
It can be audited by the participant of system by the mechanism that most nodes are known together.In recent years, fake and inferior commodities phenomenon
It frequently occurs so that the credible problem of tracing to the source of source commodity is paid attention in supply chain, on especially entire chain between transaction agent
Transaction Information is asymmetric, causes the trust problem traded in supply chain more prominent.Construct the management mould of one " centralization "
Formula is a solution for the comparative maturity currently applied under traditional SCM trade mode.The maximum spy of block chain
Point is exactly decentralization.Currently, many countries are promoting the use of block chain technology, block chain technology has greatly been pushed
Development.By block chain+anti-fake, it is ensured that product information is difficult to replicate, is difficult to copy, is difficult to recycle, and enterprise is helped to establish commodity
Unique identification system, real time monitoring audit commercial product identification, commodity dynamic, Commodity Flow.Platform can also provide for enterprises and individuals
Digital identification authentication, the authentication that provides safety, can not distort, prevents subscriber identity information from stealing, the safety of network attack
Hidden danger, while user information privacy is protected, establish more sincere network environment.
The original art work is all the strong field for trusting demand all the time due to being related to Huge value.Traditional art is handed over
Problem is really weighed in easily also to exist always, from the property rights of the art work, copyright, personal rights, the ownership of proprietary, is flowed every time to the art work
The approval for turning record lacks permanently effective and method with public credibility all to establish ownership.
Block chain is applied to art work industry, is to be designed in terms of the transaction Lower level logical of artistic market.Really
So, " distributed account book database " characteristic of block chain, can easily realize the safety problem after art work digitization, still,
Have an important problem, that be the art work how digitization? if the art work inherently fake products, the data of typing are also
Without what meaning.How to accomplish that source fidelity, chain are connected to the resource of trust, is a current problem to be solved.
Currently, anti-counterfeiting technology mainly has two-dimension code anti-counterfeit, code anti-fake, printing anti-counterfeiting technology etc..Two-dimension code anti-counterfeit technology
It is the anti-counterfeiting technology of the design information based on encoding abit stream.Planar bar code technology principle is increased income completely, anyone is ok
The two dimensional code of oneself needs is generated using two-dimension code generator and hides relevant content, as long as two dimensional code is carried out letter by counterfeiter
Single duplication can be used directly to forge counterfeit goods, and antiforge function completely disappears.Code anti-fake is exactly in server background
Central database is that corresponding unique encodings are arranged in each goods for sale, and record stores this coding in the database, together
When in the whole nation set up Help by Phone discrimination natwork.Code coating is the most basic form of code anti-fake, however its is maximum scarce
Falling into is exactly that query process is relatively complicated, causes merchandise query rate low, provides fraud space for fake producer.It is main to print anti-counterfeiting technology
It is anti-fake including stock anti-counterfeiting technology, ink anti-counterfeiting technology, printing technology.Printing anti-counterfeiting technology has effects that centainly anti-fake,
The knowledge and its maximum problem that this anti-counterfeiting technology requires the printing of consumer's grasp centainly anti-fake are can not to be consumed
The request for information of person.
Summary of the invention
In order to solve the anti-pseudo problem of artwort market, the present invention provides a kind of anti-fake electricity of the art work based on block chain
Subtab System and method for is that a kind of reliable efficient art work is anti-fake and source tracing method.
In order to achieve the object of the present invention, the technical solution adopted by the present invention is that:
A kind of art work Anti-fake electronic label system based on block chain, including RFID middleware, reader, electronics mark
On label, image comparison module, identification module, identification module, article for sale state-information-storage module, chain server and in it is genuinely convinced
Business device；
Anti-fake electronic label system of the invention uses block chain anti-fake traceability system, including interface service layer and business to answer
Data can be marked after stamping timestamp to data block with layer, data block chain be formed, to record
The complete history of block chain data, provide block chain data trace to the source and positioning function, arbitrary data can pass through this chain type
The data Layer that structure is traced to source.
It realizes the connection and communication of network node, including P-2-P technology, unicast multi-casting communication and verification technique, is not have
Central server, by the Web communication layer of the Generation Internet of user group exchange information.
Realize that all nodes of the whole network reach an agreement to transaction and data, the common recognitions such as the attack of prevention Byzantium, 51% attack are attacked
It hits, is the common recognition validation layer of the core of block chain article system.
RFID middleware includes the module for reading and writing of electronic tag, reader interface and encrypting module, the read-write of electronic tag
Module is used to obtain communication key to the RFID tag and is based on carrying out data secret between the communication key and RFID tag
Interaction, reader interface establishes the connection with reader, for processing and handling all information and flow of event from reader,
Label data is filtered, is processed, with reduce be sent to information network system data volume and prevent mispronouncing for data, misread and
Redundancy；Encrypting module avoids the operation and maloperation of illegal reader, only legal reader ability after label is locked
It can be operated.
Identification module, be pre-stored participant identity information, participant by identification module verify it is errorless after,
Article for sale status information module could be operated.
Image comparison module is used in transaction, compare on the high-definition image and chain of the art work server and or in it is genuinely convinced
The comparison between original art product image that business device saves；
Identification module, if the art work data compared and original art product matching degree reach preset threshold, identification is positive
Product.
RFID Anti-fake electronic label is exactly the certificates of recognition of the art work, and the information of the art work is transmitted to area by RFID middleware
The data Layer of block chain passes to service application layer by data Layer and carries out anti-fake trace to the source to the art work.
There is unique electronic article code (EPC) in the ROM of electronic tag of the present invention, and is attached to identified article
Or label on object, using the embedded-type electric subtab of passive low frequency, low frequency system working frequency is in 100-500KHz frequency range.It is low
Display system advantage of lower cost.
After entering induced magnetic field, the radiofrequency signal that reader is sent is received, obtaining energy using induced current will store
Item related information in the label is sent.
Encrypting module of the invention uses RC4 algorithm, and RC4 algorithm includes cipher key schedule algorithm KSA and pseudorandom password
Generating algorithm PRGA.
Electronic tag of the present invention include the first frangible paper layer set gradually, the first glue-line, the second frangible paper layer,
Second glue-line and release paper are equipped with chip, second fragile paper between the frangible paper layer of described first and the second frangible paper layer
Silver paste antenna is printed on layer, by traction band connection between the first frangible paper layer and the second frangible paper layer, first glue-line is
HT-5012 type polyacrylate pressure-sensitive, second glue-line are HT-5008 type polyacrylate pressure-sensitive, and described first easily
Shredded paper layer and the second frangible paper layer are PVC fragile paper.
Polyacrylate pressure-sensitive is organic gel, is not hot melt adhesive, will not be damaged because of the hot pressing in manufacturing process easily
Shredded paper, HT-5008 type polyacrylate pressure-sensitive will not trace when tearing.HT-5012 type polyacrylate pressure-sensitive glues
Degree is less than HT-5008 type polyacrylate pressure-sensitive, when tearing electronic tag, under the drive of leash, and the first frangible paper layer
Can first be torn in the case where pullling power with the silver paste antenna on the second frangible paper layer, electron label tape come it is physical destruction and can not be again
It uses.
The present invention also provides the methods based on block chain art work Anti-fake electronic label system, comprising the following steps:
S1. National Portrait Gallery, logistics and retailer register in central server respectively, obtain authentication information and are stored in identity
Identification module；
S2. after National Portrait Gallery displays out the art work, on chain server registers about the art work essential information and backup to
Central server initializes the state of the art work；It is then sticked in the outer packing of the art work and is loaded with the electronic tag of art work information,
And electronic tag is locked by encrypting module, electronic tag is constantly in lock state in the circulation process, only by legal
The reader of authorization could be read out and operate to it；
S3. the art work flows to logistics intermediate link, when receiving the art work, takes pictures first to the art work, by on chain
The image of the original art product of server storage compares and identifies authenticity, after being verified, proposes to update art work state
Request, whether identification module is legal by authentication information verifying circulation, allows to update if being proved to be successful
Art work state is circulation, while updating the electronic record information of the art work；
S4. it after retailer receives the art work, takes pictures first to the art work, passes through the original art product stored with server on chain
Image compare and identify authenticity, after being verified, propose the request for updating art work state, identification module passes through
Authentication information verifies whether circulation is legal, and it is to be vended for allowing to update art work state if being proved to be successful；
S5. the label on the art work is unlocked by retailer by consumer first when retailer buys the art work,
Consumer can verify the art work by various readers, and article condition is updated to have been sold out after the completion of verifying.
Preferably, after consumer buys the art work, electronic tag is destroyed in retailer, prevents its privacy compromise.
Preferably, authorized node needs to reach unified association when carrying out " transaction " with another node between two nodes
It discusses and digital signature, digital signature uses asymmet-ric encryption method.
Preferably, the step of consumer verifies the art work by reader is as follows:
S51. reader scanning electron label is used, verifies whether the identity there are the commodity, such as exists, then carries out down
One step；It is such as not present, then information is returned into consumer；
Whether the status information for S52. verifying the commodity is for sale, if so, then carrying out in next step；If not, by information
Return to consumer；
S53. it verifies the electronic record information of the commodity and information is returned into consumer.
Preferably, for example reactionless with reader scanning electron label, propose the request for updating art work state, identification
Module verifies whether circulation is legal, and allowing to update art work state if being proved to be successful is report by authentication information
It is alert.
Preferably, the essential information of the art work includes the photo of the art work, source, author, type, the valence sold
Lattice, integrated degree and the number by changing hands；Photo includes six views and perspective view, and image will be to six views and solid when comparing
Figure, which is compared, could identify authenticity.
The beneficial effects of the present invention are:
1, alliance chain pattern of the present system using safe RFID product and certification node, the reader of RFID middleware
The multiple safety protection designing technique of encryption and the decentralization of block chain.Using RFID product high safety, anti-copying function and
The technical characterstics such as block chain data can not distort, data sharing, point-to-point transmission send out chip production, label production, key
The links such as the related information of row, label and product are added on alliance's chain, nodal information all-transparent on chain.The chip in alliance's chain
The global unique ID number of nodes records chip is produced, and this ID can never be changed.Label produces the whole world of nodes records chip only
One ID number.ID, key or ID, the key, product information of label information write-in and Key Issuance nodes records chip.
2, by using block chain technology, it can recorde the information of complete shipping and receiving process, and during these
Transaction Information has the characteristics that group participation person safeguards jointly and cannot be distorted, and effectively prevents the phases such as logistics information loss
Pass problem.
3, the art work is display out from National Portrait Gallery, register art work information, init state, through logistics to retailer, entire mistake
Cheng Liyong rc4 algorithm for encryption locks electronic tag, prevents illegal reader from arbitrarily reading the anti-fake data in label and privacy letter
Breath；In each intermediate links, all the art work take pictures and verify the true and false, and participant will obtain authentication information
And by that could modify to the status information of the art work after verifying, accomplish the source fidelity in the process of circulation, link is trusted
Resource.
4, the present invention uses frangible Anti-fake electronic label, and the polyacrylate pressure-sensitive of use is organic gel, is not conventional
Hot melt adhesive, fragile paper will not be damaged because of the hot pressing in manufacturing process, HT-5008 type polyacrylate pressure-sensitive is being torn
Shi Buhui trace.The viscosity of HT-5012 type polyacrylate pressure-sensitive is less than HT-5008 type polyacrylate pressure-sensitive, tears
When electronic tag, under the drive of leash, the silver paste antenna on the first frangible paper layer and the second frangible paper layer can pullled first
It is torn under power, electron label tape carrys out physical destruction and can not reuse.
5, the electronic tag being torn receives physical damage, reactionless when being scanned with reader, then updates the art work
State is alarm, prompts to be the art work of forgery.
6, in sales section, electronic tag is unlocked, art work information is freely read for consumer, as electronic tag is not deposited
Or state be it is non-it is for sale be abnormality, abnormality can all feed back to consumer, and consumer is prompted to buy with caution；To
Selling state then can show that the essential information of the art work is referred to for consumer.
7, server and central server are stored with the photo of the art work, including six views and perspective view, image on chain
Six views and perspective view are compared when comparison, and the comparison value of all figures will be higher than preset threshold and can just be determined as
Certified products further ensures the authenticity of the art work.
Detailed description of the invention
Fig. 1 is the framework map of Anti-fake electronic label system of the present invention.
Fig. 2 is the flow chart of Anti-fake electronic label system control method of the present invention.
Fig. 3 is the flow chart of consumer's fake certification.
Fig. 4 is the structural schematic diagram of frangible electronic tag.
Fig. 5 dismantles schematic diagram for frangible electronic tag.
Fig. 6 is the circuit diagram of electronic tag.
In the figure, it is marked as the 1, first frangible paper layer, the 2, first glue-line, the 3, second frangible paper layer, the 4, second glue-line, 5, release
Paper, 6, chip, 7, leash, 8, silver paste antenna.
Specific embodiment
In order to it is clearer, explain purpose of the present invention technical solution in detail, below by related embodiment to this hair
It is bright to be described further.Following embodiment is only to illustrate implementation method of the invention, does not limit protection of the invention
Range.
Embodiment 1
As shown in Figure 1, a kind of art work Anti-fake electronic label system based on block chain, including RFID middleware, read-write
Device, image comparison module, identification module, identification module, article for sale state-information-storage module, services on chain electronic tag
Device and central server；
RFID middleware includes the module for reading and writing of electronic tag, reader interface and encrypting module, the read-write of electronic tag
Module is used to obtain communication key to the RFID tag and is based on carrying out data secret between the communication key and RFID tag
Interaction, reader interface establish the connection with reader, and encrypting module is used for electronic tag encryption lock；
Article for sale state-information-storage module, participant is in article for sale status information module to the information of article for sale and circulation status
After being created and being modified, then article for sale information and circulation status is sent to server and central server on chain；
Identification module, be pre-stored participant identity information, participant by identification module verify it is errorless after,
Article for sale status information module could be operated.
Image comparison module is used in transaction, compare on the high-definition image and chain of the art work server and or in it is genuinely convinced
The comparison between original art product image that business device saves；
Identification module, if the art work data compared and original art product matching degree reach preset threshold, identification is positive
Product.
Embodiment 2
The present embodiment is on the basis of embodiment 1:
Using the embedded-type electric subtab of passive low frequency, working frequency is in 100-500KHz frequency range.Antistripping damage capability
By force, at low cost.
RFID tag of the invention uses anti-collision algorithm, is based on Manchester's code accurate judgement position of collision, according to
The fork number of the different adjust automatically search trees of collision bit type, effectively improves the efficiency of algorithm.
As shown in the circuit of Fig. 6, RF is circuit power input, the input of VDD1 connection POWER.VDD2 connection rectifier
Input, VSS are the ground reference of chip.The output voltage of circuit is 3V, operating voltage 4-6V.Electronic tag of the present invention is adopted
With embedded process, the improved each storage unit of circuit can reduce maximum leakage current.
Embodiment 3
The present embodiment is on the basis of embodiment 1:
Using the embedded-type electric subtab of passive low frequency, working frequency is in 100-500KHz frequency range.
The encrypting module uses RC4 algorithm, and RC4 algorithm includes that cipher key schedule algorithm and pseudorandom password are generated and calculated
Method.
Embodiment 4
The present embodiment is on the basis of embodiment 1:
As illustrated in figures 4-5, the electronic tag include the first frangible paper layer 1 set gradually, the first glue-line 2, second easily
Shredded paper layer 3, the second glue-line 4 and release paper 5 are equipped with chip 6, institute between the frangible paper layer 1 of described first and the second frangible paper layer 3
Printing silver paste antenna 8 in the second fragile paper 3 is stated, is connected between the first frangible paper layer 1 and the second frangible paper layer 3 by leash 7,
First glue-line 2 is HT-5012 type polyacrylate pressure-sensitive, and second glue-line 4 is HT-5008 type polyacrylate pressure
Quick glue, the first frangible paper layer 1 and the second frangible paper layer 3 are PVC fragile paper.
Embodiment 5
As shown in Fig. 2, the control method of art work Anti-fake electronic label system of the present invention, comprising the following steps:
S1. National Portrait Gallery, logistics and retailer register in central server respectively, obtain authentication information and are stored in identity
Identification module；
S2. after National Portrait Gallery displays out the art work, on chain server registers about the art work essential information and backup to
Central server initializes the state of the art work；It is then sticked in the outer packing of the art work and is loaded with the electronic tag of art work information,
And electronic tag is locked by encrypting module, electronic tag is constantly in lock state in the circulation process, only by legal
The reader of authorization could be read out and operate to it；
S3. the art work flows to logistics intermediate link, when receiving the art work, takes pictures first to the art work, by on chain
The image of the original art product of server storage compares and identifies authenticity, after being verified, proposes to update art work state
Request, whether identification module is legal by authentication information verifying circulation, allows to update if being proved to be successful
Art work state is circulation, while updating the electronic record information of the art work；
S4. it after retailer receives the art work, takes pictures first to the art work, passes through the original art product stored with server on chain
Image compare and identify authenticity, after being verified, propose the request for updating art work state, identification module passes through
Authentication information verifies whether circulation is legal, and it is to be vended for allowing to update art work state if being proved to be successful；
S5. the label on the art work is unlocked by retailer by consumer first when retailer buys the art work,
Consumer can verify the art work by various readers, and article condition is updated to have been sold out after the completion of verifying.
Embodiment 6
The present embodiment is on the basis of embodiment 5:
After consumer buys the art work, electronic tag is destroyed using Kill Mechanism of command in retailer, prevents it
Privacy compromise.
Embodiment 7
The present embodiment is on the basis of embodiment 5:
Authorized node needs to reach uniform protocol and number when carrying out " transaction " with another node between two nodes
Signature, digital signature use asymmet-ric encryption method.
Embodiment 8
The present embodiment is on the basis of embodiment 5:
As shown in figure 3, the step of consumer verifies the art work by reader is as follows:
S51. reader scanning electron label is used, verifies whether the identity there are the commodity, such as exists, then carries out down
One step；It is such as not present, then information is returned into consumer；
Whether the status information for S52. verifying the commodity is for sale, if so, then carrying out in next step；If not, by information
Return to consumer；
S53. it verifies the electronic record information of the commodity and information is returned into consumer.
In sales section, electronic tag is unlocked, art work information is freely read for consumer, do not deposit such as electronic tag or
Person's state be it is non-it is for sale be abnormality, abnormality can all feed back to consumer, and consumer is prompted to buy with caution；Shape for sale
State can then show that the essential information of the art work is referred to for consumer.
Embodiment 9
The present embodiment is on the basis of embodiment 5:
It is for example reactionless with reader scanning electron label, propose the request for updating art work state, identification module is logical
It whether legal crosses authentication information verifying circulation, allows to update art work state if being proved to be successful for alarm.
Embodiment 10
The present embodiment is on the basis of embodiment 5:
The essential information of the art work includes the photo of the art work, source, author, type, the price sold, complete journey
Degree and the number by changing hands；The photo includes six views and perspective view, and image will be to six views and perspective view when comparing
It is compared, and all figures are all higher than preset threshold can just be determined as certified products, further ensures the authenticity of the art work.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (10)
1. a kind of art work Anti-fake electronic label system based on block chain, it is characterised in that: including RFID middleware, read-write
Device, image comparison module, identification module, identification module, article for sale state-information-storage module, services on chain electronic tag
Device and central server；
RFID middleware includes the module for reading and writing of electronic tag, reader interface and encrypting module, the module for reading and writing of electronic tag
For obtaining communication key to the RFID tag and based on progress data secret friendship between the communication key and RFID tag
Mutually, reader interface establishes the connection with reader, and encrypting module is used for electronic tag encryption lock；
Article for sale state-information-storage module, participant carry out the information of article for sale and circulation status in article for sale status information module
After creation and modification, then article for sale information and circulation status is sent to server and central server on chain；
Identification module, be pre-stored participant identity information, participant by identification module verify it is errorless after, ability
Article for sale status information module is operated.
Image comparison module is used in transaction, compare on the high-definition image and chain of the art work server and or central server
Comparison between the original art product image of preservation；
Identification module regards as certified products if the art work data compared and original art product matching degree reach preset threshold.
2. the art work Anti-fake electronic label system based on block chain according to claim 1, it is characterised in that: using passive
The embedded-type electric subtab of low frequency, working frequency is in 100-500KHz frequency range.
3. the art work Anti-fake electronic label system based on block chain according to claim 1, it is characterised in that: described adds
Close module uses RC4 algorithm, and RC4 algorithm includes cipher key schedule algorithm and pseudorandom password generation algorithm.
4. the art work Anti-fake electronic label system based on block chain according to claim 1, it is characterised in that: the electronics
Label includes the first frangible paper layer set gradually, the first glue-line, the second frangible paper layer, the second glue-line and release paper, described
It is equipped with chip between first frangible paper layer and the second frangible paper layer, prints silver paste antenna in second fragile paper, first is frangible
By traction band connection between paper layer and the second frangible paper layer, first glue-line is HT-5012 type polyacrylate pressure-sensitive,
Second glue-line is HT-5008 type polyacrylate pressure-sensitive, and the first frangible paper layer and the second frangible paper layer are PVC
Fragile paper.
5. the method based on block chain art work Anti-fake electronic label system described in -4 any one according to claim 1, special
Sign is: the following steps are included:
S1. National Portrait Gallery, logistics and retailer register in central server respectively, obtain authentication information and are stored in identification
Module；
S2. after National Portrait Gallery displays out the art work, on chain server registers about the art work essential information and in backuping to it is genuinely convinced
Business device, initializes the state of the art work；It is then sticked in the outer packing of the art work and is loaded with the electronic tag of art work information, and led to
Encrypting module locking electronic tag is crossed, electronic tag is constantly in lock state in the circulation process, only passes through legal authorization
Reader it could be read out and is operated；
S3. the art work flows to logistics intermediate link, when receiving the art work, takes pictures first to the art work, by with serviced on chain
The image of the original art product of device storage compares and identifies authenticity, after being verified, proposes the request for updating art work state,
Whether identification module is legal by authentication information verifying circulation, allows to update the art work if being proved to be successful
State is circulation, while updating the electronic record information of the art work；
S4. it after retailer receives the art work, takes pictures first to the art work, by the figure of the original art product stored with server on chain
As comparing and identifying authenticity, after being verified, the request for updating art work state is proposed, identification module passes through identity
Authentication information verifies whether circulation is legal, and it is to be vended for allowing to update art work state if being proved to be successful；
S5. the label on the art work is unlocked by retailer by consumer first when retailer buys the art work, is consumed
Person can verify the art work by various readers, and article condition is updated to have been sold out after the completion of verifying.
6. the method according to claim 5 based on block chain art work Anti-fake electronic label system, it is characterised in that: consumption
After person buys the art work, electronic tag is destroyed in retailer, prevents its privacy compromise.
7. the method according to claim 5 based on block chain art work Anti-fake electronic label system, it is characterised in that: awarded
The node of power reaches uniform protocol and digital signature when being traded with another node between two nodes, digital signature uses
Asymmet-ric encryption method.
8. the method according to claim 5 based on block chain art work Anti-fake electronic label system, it is characterised in that: consumption
The step of person verifies the art work by reader is as follows:
S51. reader scanning electron label is used, verifies whether the identity there are the commodity, such as exists, then carries out next
Step；It is such as not present, then information is returned into consumer；
Whether the status information for S52. verifying the commodity is for sale, if so, then carrying out in next step；If not, information is returned
To consumer；
S53. it verifies the electronic record information of the commodity and information is returned into consumer.
9. the method according to claim 5 based on block chain art work Anti-fake electronic label system, it is characterised in that: with reading
It writes that device scanning electron label is for example reactionless, then proposes the request for updating art work state, server passes through authentication letter on chain
Whether breath verifying circulation is legal, allows to update art work state if being proved to be successful for alarm.
10. the method according to claim 5 based on block chain art work Anti-fake electronic label system, it is characterised in that: institute
The essential information for stating the art work includes that the photo of the art work, source, author, type, the price sold, integrated degree and process turn
The number of hand；The photo includes six views and perspective view, and image will be compared six views and perspective view when comparing
After could identify authenticity.
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