CN107330694A - Copyright trading system and method for commerce based on block chain - Google Patents

Copyright trading system and method for commerce based on block chain Download PDF

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Publication number
CN107330694A
CN107330694A CN201710532588.9A CN201710532588A CN107330694A CN 107330694 A CN107330694 A CN 107330694A CN 201710532588 A CN201710532588 A CN 201710532588A CN 107330694 A CN107330694 A CN 107330694A
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transaction
works
platform
block chain
private key
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胡钢
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Chongqing Rhinoceros Intelligent Technology Co Ltd
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Chongqing Rhinoceros Intelligent Technology Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • 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
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • 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
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/401—Transaction verification
    • G06Q20/4014—Identity check for transactions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • 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
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G06Q50/18—Legal services
    • G06Q50/184—Intellectual property management

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  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The invention discloses the copyright trading system and method for commerce based on block chain；Copyright trading method based on block chain, including：Copyright trading system is created, the transaction system includes system platform, store platform and bottom block chain；It is characterized in that：User is registered as platform user by system platform, and system platform is that platform user issues unique public private key pair and unique ID；Copyright owner uploads works to store platform, and is the signature that works add copyright owner's public key and private key；Store platform verifies the signing messages of copyright owner by private key, and generates unique corresponding finger print information therewith for works；System platform creates the transaction of block chain, and regard works finger print information, copyright owner's public key encryption data, copyright owner ID, type of transaction, trusted timestamp, platform private key signature as transaction data together cochain；The present invention truly records all Transaction Details using block chain so that copyright trading is more safe.

Description

Copyright trading system and method for commerce based on block chain
Technical field
The present invention relates to copyright trading system and method for commerce, and in particular to the copyright trading system based on block chain with And method of commerce.
Background technology
Block chain is a kind of decentralization agreement, can safely store digital cash transaction or other data, information can not Forge and distort, with very high public credibility, intelligent contract can be performed automatically, the examination ＆ verification without any centralization mechanism.
In reality, the suitable platform of neither one can allow works to be timely converted to value, and works can not effectively add To use and protect, cause the effort of works author and sweat irrevocably lost.What is more, because some works author is without foot Enough laws and economic consciousness, by copyright trading under line, works buyer has found that copyright has " being transferred a female " phenomenon more afterwards, Increasing dispute over copyright is produced therewith.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of based on the copyright trading system of block chain and counterparty Method.
In order to solve the above-mentioned technical problem, according to first technical scheme of the present invention, the copyright trading based on block chain Method, including：Copyright trading system is created, the transaction system includes system platform, store platform and bottom block chain；Its feature It is：Copyright trading is carried out as follows：
A, registration：Platform user is registered as by system platform, system platform is that platform user issues unique public and private key Pair and unique ID；
B, works are uploaded：Copyright owner uploads works to system platform, and adds copyright owner's public key and private key for works Signature；
C, platform validation：System platform verifies the signing messages of copyright owner by private key, and is generated therewith only for works One corresponding digital finger-print information；
D, judge whether digital finger-print information repeats, if repeated, return to step B, if do not repeated, into step E；
E, write-in bottom block chain：System platform creates the registration transaction of block chain works, and the digital finger-print of works is believed Breath, copyright owner's public key encryption data, the ID of copyright owner, type of transaction, trusted timestamp, system platform private key signature As transaction data, together cochain solidifies to bottom block chain, now transaction data, generates the TxId of this works registration transaction.
F, works displaying：Copyright is transferred the possession of in copyright owner's selection or license uses trade mode, and works are illustrated in into business On the platform of city.
According to the preferred scheme of the copyright trading method of the present invention based on block chain, the friendship selected as copyright owner When easy pattern is transfer copyright：
G1, generation transaction id：Buyer clicks on the favorite works of purchase, and can be added on the basis of copyright owner fixes a price Valency；System platform is that each purchase intention generates transaction id, and is presented to copyright owner；
G2, decryption confirm：The purchase intention of copyright owner's selection one of which satisfaction, and provide private key to decrypt copyright People's public key encryption data；
G3, judge decryption whether succeed, if successful decryption, transaction complete, other purchase intention transaction cease to be in force automatically, be Platform automatic reimbursement of uniting enters step G4 to the buyer account not struck a bargain；If decryption is unsuccessful, purchase intention transaction is automatic Failure, system platform automatic reimbursement to buyer account；
G4, by copyright trading write bottom block chain：System platform is that this copyright trading creates block chain works transfer Transaction, and the digital finger-print information, type of transaction, works of works of merchandising are registered into the TxId of transaction or last transfer transaction TxId, the ID of the seller, the ID of buyer, the public key encryption data of buyer, platform private key signature and trusted timestamp As transaction data together cochain, now transaction data solidifies, and generates the TxId of this transfer transaction.
According to the preferred scheme of the copyright trading method of the present invention based on block chain, the friendship selected as copyright owner When easy pattern uses copyright for license：
H1, generation transaction id：Buyer clicks on the favorite works license right to use of purchase, and system platform is that each purchase is permitted The purpose generation transaction id of copyright can be used, and is presented to copyright owner；
H2, decryption confirm：The purpose of the purchase license right to use of copyright owner's selection wherein one or several satisfaction, and carry For private key to decrypt copyright owner's public key encryption data, transaction is completed；
H3, judge decryption whether succeed, if successful decryption, into step H4；If decryption is unsuccessful, purchase license makes Ceased to be in force automatically with the purpose transaction of power, system platform automatic reimbursement to buyer account；
H4, by copyright trading write bottom block chain：System platform is that this copyright trading creates the license of block chain works Using transaction, and the digital finger-print information, type of transaction, works of works of merchandising are registered to the TxId or last transfer merchandised The TxId of transaction, the ID of the seller, the ID of buyer, the public key encryption data of buyer, platform private key signature and it is credible when Between stamp, license use copyright protection period as transaction data together cochain, now transaction data solidifies, and generation this time permits to make With the TxId of transaction.
Second technical scheme of the present invention is that a kind of copyright trading system based on block chain, the system includes：System Platform, store platform and bottom block chain；It is characterized in that：
System platform includes user management module, CA modules and transaction modules；Store platform includes personal information management mould Block, works management module, private key authentication module and works display module；
The user management module：It is flat in user's registration for handling user's registration, login, real-name authentication information Platform user generates unique ID；
The CA modules：For in user's registration, unique public, private key pair, the public affairs, private key to be generated using AES To being supplied to personal information management module by user management module；
The transaction modules：Application for receiving the proposition of works management module, generates transaction id and judges that decryption is No success；
The personal information management module：Personal information is managed for user, and personal information is supplied to use Family management module；
The works management module：Works are uploaded for copyright owner, buyer is also used for and proposes purchase copyright or permitted Application can be used, and application is supplied to transaction modules；Meanwhile, the solution that the works management module provides private key authentication module Ciphertext data is supplied to transaction modules；
The private key authentication module：For confirmation to be decrypted；
The works display module：For carrying out works displaying；
The bottom block chain：Transaction data for recording works.
The beneficial effect of a kind of copyright trading system and method for commerce based on block chain of the present invention is：This hair Bright use block chain technology truly records all Transaction Details so that copyright trading is more open and transparent；It is ellipse using ECC Circular curve rivest, shamir, adelman ensures that each transaction is all legal, and not exclusively relies on market platform so that works are more Plus safety；The generation of each copyright trading, along with the change of public key encryption information, prevents the secondary transaction of works.
Brief description of the drawings
Fig. 1 is the copyright trading method flow schematic diagram of the present invention based on block chain.
Fig. 2 is that the copyright trading system based on block chain constitutes schematic diagram.
Fig. 3 is the data structure circulation schematic diagram that works cochain to works are transferred the possession of.
Fig. 4 is the data structure circulation schematic diagram of works cochain to works transfer and again cochain.
Fig. 5 is data structure circulation schematic diagram of the works cochain to works mandate.
Embodiment
Referring to Fig. 1 and Fig. 3, a kind of copyright trading method based on block chain, including：Create copyright trading system, the friendship Easy system includes system platform, store platform and bottom block chain；
System platform collects all information resources, and uniform information access, transmission and cooperation are provided for application Integrated environment.System platform is integrated with database, log system, security protection etc., and system platform also includes running these moulds The hardware environment of block.
Store platform is similar with system platform, including the front end web client and web server of rear end, store platform All copyrights are carried out to concentrate information storage, shows and manages, the high concurrent support and the personalized exhibition of front end of rear end is realized It is existing.
Copyright trading is carried out as follows：
A, registration：Copyright trading person is registered as platform user by system platform, and system platform is that platform user is issued only One ID and the generation of use ECC elliptic curves rivest, shamir, adelman and the unique corresponding public private key pair of user；Copyright is handed over Easy person includes the people of copyright owner, the intentionally people of purchase copyright and intentional purchase license using copyright.
B, works are uploaded：Copyright owner uploads works to system platform, and adds copyright owner's public key and private key for works Signature.
C, platform validation：System platform verifies the signing messages of copyright owner by private key, and is generated therewith only for works One corresponding digital finger-print information.
Digital finger-print information, its general principle is to send information using one-way hash function i.e. Hash function pairs to be transported Calculate, generate the digital digest of a string of regular lengths.Digital finger-print is typically made up of string number and monogram, and digital finger-print is simultaneously It is not a kind of encryption mechanism, but can be for judging data either with or without being tampered, so as to ensure that the integrality of information is not broken It is bad.
D, judge whether digital finger-print information repeats, if repeated, return to step B, if do not repeated, into step E.
One digital finger print information of the unique correspondence of each works, when copyright owner submits works, system platform is every The unique digital finger print information of correspondence one of one works generation, and check this digital finger-print information whether in system platform In the presence of if there is explanation, the works were registered in platform, it is impossible to repeat to register.
E, write-in bottom block chain：System platform creates the registration transaction of block chain works, and the digital finger-print of works is believed Breath, copyright owner's public key encryption data, the ID of copyright owner, type of transaction, trusted timestamp and system platform private key label As transaction data, together cochain solidifies name to bottom block chain, now transaction data, generates the registration transaction of this works TxId。
F, works displaying：Judge whether write-in block chain succeeds, if it fails, return to step B, if write-in block chain Success, copyright is transferred the possession of in copyright owner's selection or license uses trade mode, and works are illustrated in into store in the form of making a summary puts down On platform.
After the completion of above-mentioned steps, that is, complete works registration, after can carry out copyright transfer, copyright can also be selected License is used, but can only carry out a kind of transaction.
When the trade mode that copyright owner selects is transfers the possession of copyright：
G1, generation transaction id：Buyer clicks on the favorite works of purchase, and can be added on the basis of copyright owner fixes a price Valency；System platform is that each purchase intention generates transaction id, and is presented to copyright owner；
G2, decryption confirm：Judge whether transaction fails, when the transaction unconfirmed in the transaction term of validity, transaction ceases to be in force automatically. When purchase transfer transaction success, the transaction of other purchase intention ceases to be in force automatically.If transaction failure, system platform automatic reimbursement is to buying Square account.
If transaction is not failed, the purchase intention of copyright owner's selection one of which satisfaction, and provide private key to decrypt work Make power people's public key encryption data；The purchase intention of copyright owner's selection one of which satisfaction, and provide private key to decrypt copyright People's public key encryption data；
G3, judge decryption whether succeed, if successful decryption, transaction complete, other purchase intention transaction cease to be in force automatically, be Platform automatic reimbursement of uniting enters step G4 to the buyer account not struck a bargain；If decryption is unsuccessful, purchase intention transaction is automatic Failure, system platform automatic reimbursement to buyer account；
G4, by copyright trading write bottom block chain：System platform is that this copyright trading creates block chain works transfer Transaction, and the digital finger-print information, type of transaction, works of works of merchandising are registered into the TxId of transaction or last transfer transaction TxId, the ID of the seller, the ID of buyer, the public key encryption data of buyer, system platform private key signature and it is credible when Between stamp etc. as transaction data together cochain, now transaction data solidifies, and generates the TxId of this transfer transaction.
G5, judge write-in bottom block chain whether succeed, if write-in bottom block chain it is unsuccessful, return to step G2, such as Fruit write-in bottom block chain success, copyright owner changes.
Referring to Fig. 4, after works are transferred the possession of, the copyright owner of works is just changed, in some sense equivalent and works Cochain, is that this works is commercially available；New copyright owner can carry out copyright transfer again, can also select works Power license is used.After the completion of copyright transfer, new copyright owner can be carried out the works of purchase by cochain again Transaction.
Referring to Fig. 5, when the trade mode that copyright owner selects uses copyright for license：
H1, generation transaction id：Buyer clicks on the favorite works license right to use of purchase, and system platform is that each purchase is permitted The purpose generation transaction id of copyright can be used, and is presented to copyright owner；
H2, decryption confirm：Judge whether transaction fails, when the transaction unconfirmed in the transaction term of validity, transaction ceases to be in force automatically. If transaction failure, system platform automatic reimbursement to buyer account.If transaction do not fail, copyright owner select wherein one or Several satisfied purchase license uses the purpose of copyright, and provides private key to decrypt copyright owner's public key encryption data, completes Transaction；
H3, judge decryption whether succeed, if successful decryption, into step H4；If decryption is unsuccessful, purchase license makes Ceased to be in force automatically with the purpose transaction of power, system platform automatic reimbursement to buyer account；
H4, by copyright trading write bottom block chain：System platform is that this copyright trading creates the license of block chain works Using transaction, and the digital finger-print information for works of merchandising, type of transaction works are registered to the TxId or last transfer merchandised The TxId of transaction, the ID of the seller, the ID of buyer, the public key encryption data of buyer, platform private key signature and it is credible when Between stamp, license use copyright protection period etc. as transaction data together cochain, now transaction data solidifies, generation this time license Use the TxId of transaction.
H5, judge whether write-in bottom block chain succeeds, if write-in block chain success, the works license right to use comes into force, If it is unsuccessful to write block chain, return to step H2.
Copyright owner can selection multiple buyers works are carried out with license using authorizing.
Wherein：Tx ID are the unique mark that block chain is merchandised, and are the hash values of block chain transaction；Trusted timestamp is can Believe the NTP times at time service center；Copyright owner is that the public key encryption data of the seller are one section of random data of system platform generation, By seller's public key encryption；Only the private key of the seller can just be decrypted, and thus complete authentication.The public key encryption data of buyer It is one section of random data of system platform generation, by the public key encryption of buyer；Only the private key of buyer can just be decrypted, thus complete Into authentication.
System platform private key signature is that system platform is signed for data disclosed in one section, such as data signature is obtained Signed data SignData, due to the public key of system platform be it is disclosed, then examination person can use system platform public key and Signed data is by disclosed algorithm, and whether checking signed data SignData initial data is correct, to determine this transaction Whether it is a licit traffic under system platform supervision.
Hereinafter, it is to create the part source program that block chain is merchandised：
In a particular embodiment, the present invention uses rivest, shamir, adelman, during user's registration, and platform is that user's generation is public and private Key pair.Copyright owner administers private key, when merchandising, and the data for having client public key encryption on chain, only user provide private Key decryption is correct could to complete transaction, once copyright owner changes, the corresponding encryption data of digital finger-print information of works Also it can change, that is, the private key of only current copyright owner can decrypt completion transaction, pass through the digital finger-print of works The retrieval of information prevents the secondary transaction of works.It is all legal to ensure each transaction so that the transaction of works is more pacified Entirely.
Referring to Fig. 2, the copyright trading system based on block chain, the system includes：System platform, store platform and bottom region Block chain；Wherein：
System platform includes user management module, CA modules and transaction modules；Store platform includes personal information management mould Block, works management module, private key authentication module and works display module；
The user management module：It is copyright for handling user's registration, login, real-name authentication information, including the seller People and buyer carry out real-name authentication using the user management module, and are registered as platform user, described in user's registration to use Family management module is that user generates unique ID；After registration, logged in using the module.
The CA modules：For in user's registration, being generated using ECC elliptic curves rivest, shamir, adelman unique Public, private key pair, the public affairs, private key by user management module to being supplied to personal information management module；
The transaction modules：Application for receiving the proposition of works management module, when buyer clicks on the favorite works of purchase When, or buyer, when clicking on the favorite works license right to use of purchase, the transaction modules are each purchase intention or each Individual purchase license right to use purpose generation transaction id, and it is presented to copyright owner；And the decryption provided according to works management module Data, judge whether decryption succeeds, if successful decryption, and transaction is completed；If decryption is unsuccessful, transaction ceases to be in force automatically, transaction Module automatic reimbursement is to buyer's account.
The personal information management module：Personal information is managed for user, and personal information is supplied to use Family management module；This module is equivalent to subscription client, it can be seen that all personal information, passes through this module management oneself Personal information.
The works management module：Works are uploaded for copyright owner, buyer is also used for and proposes purchase copyright or permitted Application can be used, and application is supplied to transaction modules；Meanwhile, the solution that the works management module provides private key authentication module Ciphertext data is supplied to transaction modules.
The private key authentication module：For confirmation to be decrypted, that is, provide private key to decrypt copyright owner's public key encryption number According to；And ciphertext data is supplied to works management module；
The works display module：For carrying out works displaying；Work in bottom block chain is registered in by system platform Product are shown in this module, once there is other users to have purchase intention, can click on the transaction modules that purchase enters system platform.
The bottom block chain：Transaction data for recording works, when being transfer transaction, transaction data includes transaction TxId or TxId, the user of the seller of last transfer transaction that the digital finger-print information of works, type of transaction, works are registered ID, the ID of buyer, the public key encryption data of buyer, system platform private key signature and trusted timestamp etc.；When be license make During with transaction, transaction data includes the digital finger-print information of transaction works, the TxId of type of transaction works registration or last time The TxId of transfer transaction, the ID of the seller, the ID of buyer, the public key encryption data of buyer, platform private key signature and can Believe that timestamp, license use copyright protection period etc..
The features such as present invention utilizes the decentralization of block chain, can not distorted, truly records all transaction letters of works Breath.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims (4)

1. a kind of copyright trading method based on block chain, including：Copyright trading system is created, the transaction system is flat including system Platform, store platform and bottom block chain；
It is characterized in that：Copyright trading is carried out as follows：
A, registration：Platform user is registered as by system platform, system platform be platform user issue unique public private key pair and Unique ID；
B, works are uploaded：Copyright owner uploads works to system platform, and is the label that works add copyright owner's public key and private key Name；
C, platform validation：System platform verifies the signing messages of copyright owner by private key, and unique right therewith for works generation The digital finger-print information answered；
D, judge whether digital finger-print information repeats, if repeated, return to step B, if do not repeated, into step E；
E, write-in bottom block chain：System platform creates the registration transaction of block chain works, and by the digital finger-print information of works, write Make power people's public key encryption data, the ID of copyright owner, type of transaction, trusted timestamp, system platform private key signature conduct Together cochain solidifies transaction data to bottom block chain, now transaction data, generates the TxId of this works registration transaction；
F, works displaying：Copyright is transferred the possession of in copyright owner's selection or license uses copyright trade mode, and works are illustrated in On the platform of store.
2. the copyright trading method according to claim 1 based on block chain, it is characterised in that：
When the trade mode that copyright owner selects is transfers the possession of copyright：
G1, generation transaction id：Buyer clicks on the favorite works of purchase, and system platform is that each purchase intention generates transaction id, And it is presented to copyright owner；
G2, decryption confirm：The purchase intention of copyright owner's selection one of which satisfaction, and it is public to decrypt copyright owner to provide private key Key encryption data；
G3, judge decryption whether succeed, if successful decryption, transaction complete, other purchase intention transaction cease to be in force automatically, system put down Platform automatic reimbursement enters step G4 to the buyer account not struck a bargain；If decryption is unsuccessful, purchase intention transaction is automatic to lose Effect, system platform automatic reimbursement to buyer account；
G4, by copyright trading write bottom block chain：System platform is that this copyright trading creates block chain works transfer transaction, And merchandise the digital finger-print information of works, type of transaction, works are registered into the TxId of transaction or last transfer transaction TxId, the ID of the seller, the ID of buyer, the public key encryption data of buyer, platform private key signature and trusted timestamp are made For transaction data together cochain, now transaction data solidifies, and generates the TxId of this transfer transaction.
3. the copyright trading method according to claim 1 based on block chain, it is characterised in that：
When the trade mode that copyright owner selects uses copyright for license：
H1, generation transaction id：Buyer clicks on the favorite works license of purchase and uses copyright, and system platform is that each purchase is permitted The purpose generation transaction id of copyright can be used, and is presented to copyright owner；
H2, decryption confirm：The purpose of the purchase license right to use of copyright owner's selection wherein one or several satisfaction, and private is provided Key completes transaction to decrypt copyright owner's public key encryption data；
H3, judge decryption whether succeed, if successful decryption, into step H4；If decryption is unsuccessful, the purchase license right to use Purpose transaction cease to be in force automatically, system platform automatic reimbursement to buyer account；
H4, by copyright trading write bottom block chain：System platform is that this copyright trading establishment block chain works license is used Transaction, and the digital finger-print information, type of transaction, works of works of merchandising are registered into the TxId of transaction or last transfer transaction TxId, the ID of the seller, the ID of buyer, the public key encryption data of buyer, platform private key signature and trusted timestamp, License uses copyright protection period as transaction data together cochain, now transaction data solidification, and this time license uses friendship for generation Easy TxId.
4. the copyright trading system based on block chain,
The system includes：System platform, store platform and bottom block chain；It is characterized in that：
System platform includes user management module, CA modules and transaction modules；Store platform includes personal information management module, made Product management module, private key authentication module and works display module；
The user management module：For handling user's registration, login, real-name authentication information, used in user's registration for platform Family generates unique ID；
The CA modules：For in user's registration, generating unique public, private key pair using AES, the public affairs, private key are to logical Cross user management module and be supplied to personal information management module；
The transaction modules：For receive works management module proposition application, generation transaction id and judge decrypt whether into Work(；
The personal information management module：Personal information is managed for user, and is supplied to user to manage personal information Manage module；
The works management module：Works are uploaded for copyright owner, buyer is also used for and proposes that purchase copyright or license make With application, and application is supplied to transaction modules；Meanwhile, the decryption number that the works management module provides private key authentication module According to being supplied to transaction modules；
The private key authentication module：For confirmation to be decrypted；
The works display module：For carrying out works displaying；
The bottom block chain：Transaction data for recording works.
CN201710532588.9A 2017-07-03 2017-07-03 Copyright trading system and method for commerce based on block chain Pending CN107330694A (en)

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CN107819777A (en) * 2017-11-17 2018-03-20 北京亿生生网络科技有限公司 A kind of data based on block chain technology deposit card method and system
CN108280328A (en) * 2018-01-31 2018-07-13 北京安妮全版权科技发展有限公司 Method and device is really weighed based on digital signature and the copyright of time service
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Application publication date: 20171107