CN109816532B - Asset digital anchoring system based on block chain technology - Google Patents
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Abstract
The invention provides an asset digital anchoring system based on a block chain technology, which is characterized in that the system is used for executing a mixed consensus protocol of cooperation, namely mining, and deploying conditional intelligent contracts to finish asset digital anchoring; and the system is also used for providing mapping and circulation services of the assets for the participants and supervising the mapping and circulation process of the assets. In addition, the invention also provides a mapping method, a circulation method and a supervision method of the asset digital anchoring system based on the block chain technology. The digital asset anchoring system based on the block chain technology can solve the problems of digitalization, valuation and circulation of assets, construct a credible and fair digital asset anchoring system and promote the digital development of a financial market.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to an asset digital anchoring system based on a block chain technology.
Background
Blockchains as a distributed database technology, as the smart paper "bitcoin: the release of the P2P electronic cash system and the introduction and development of bitcoin began to come into the field of vision. The blockchain technique is a publicly transparent, decentralized database technique. The database information is shared by all nodes in the whole network, and the recording of the information is completed through different consensus mechanisms, so that the public transparency is realized and the information is supervised by all the nodes; the database can be regarded as a large interactive electronic form, and the nodes of the whole network participate in data reading and writing and confirm the authenticity of the data, so that decentralization is realized.
The block chain is composed of a string of data blocks linked together through hash pointers, and the distributed account book database is constructed in a peer-to-peer network. The data processed by the Hash algorithm is recorded in the block, and the link pointer packs the Hash value of the previous block into the current block and then carries out Hash operation, so that the information of each block in the chain can not be tampered. The most core advantage of the block chain technology is that the block chain technology is based on point-to-point network distributed storage of the account book data, the operation is performed through a consensus mechanism participated by nodes of the whole network, and the cryptology technology is applied to ensure that the data cannot be tampered, so that a fair, open and fair brand new credit mechanism is constructed. Therefore, the method has wide application in the financial field and the non-financial field, including bank bill management, electronic payment, voting, traceability management, copyright, judicial authentication and the like.
Blockchain techniques have many technical advantages in building asset digital anchoring systems. (1) An asset digital anchoring system is constructed based on a block chain technology, data are collected and transmitted through a digital channel, and a fair and open transmission way is provided for asset anchoring. (2) The digital anchoring system provides a network-based approach for asset pricing and circulation, and improves efficiency. (3) The introduction of blockchain technology has not only brought technical upgrades and advancements, but also a shift in mental models for all market participants. An asset digital anchoring system is constructed based on a block chain technology, so that a foundation is provided for asset digitization, and credibility and transfer efficiency are improved.
In recent years, the digitization degree of the assets is improved to some extent along with the development of the technology, but the following problems exist: (1) at present, the digitization of assets depends on the trust of a third party, and information is centrally processed and stored, so that potential safety hazards exist; (2) all links related to asset digitization cannot be automatically executed, and the process is complex and low in efficiency.
Disclosure of Invention
The present invention aims to overcome the technical defects and provide an asset digital anchoring system based on the block chain technology.
In order to achieve the above object, the present invention provides an asset digital anchoring system based on blockchain technology, which is used for executing a hybrid consensus protocol of cooperation, namely mining, and deploying conditional intelligent contracts to complete asset digital anchoring; and the system is also used for providing mapping and circulation services of the assets for the participants and supervising the mapping and circulation process of the assets.
As an improvement of the above system, the system comprises: the system comprises a functional node, a cooperation consensus module and a contract application module;
the functional nodes comprise a computing node, a billing node, a review node, a monitoring node, a model node and a honor node; the computing node is used for finishing Hash operation and selecting a billing node according to a consensus mechanism; the accounting node is used for completing the account book record; the examination node is used for examining the authenticity of the record information on the chain; the monitoring node is used for checking the accuracy of project progress report; the model node is used for storing a calculation model; the honor node is used for realizing the communication between each node and an expert;
the cooperative consensus module is used for executing a hybrid consensus protocol of cooperative, i.e. mining, by utilizing each functional node to realize one or more of functions of block chain credit, asset hosting, investment commitment, block chain hatcher, risk rescue, asset interchange, chain change and cooperative pricing;
the contract application module is used for deploying conditional intelligent contracts in the system to complete digital anchoring of assets; the conditional intelligent contract completes information transmission, verification or execution of the contract in a computer protocol mode; according to the prearranged contract, aiming at different conditions, under the condition of not needing the participation of a third party, the corresponding execution event is automatically started, and the corresponding function is completed.
As an improvement of the system, the digital asset anchoring system adopts a value anchor as a pricing unit, and calculates the value of the value anchor according to the weight of the following varieties: a package of currency, 25 large commodities and the E3-30 stock index.
As an improvement to the above system, the asset comprises: physical assets, equity assets, financial assets, network assets, and digital assets.
As an improvement to the above system, the hybrid consensus protocol for collaborative, i.e., mining, employs a collaborative mining mechanism that includes three mechanisms:
a main network main consensus mechanism: the method is oriented to an untrusted environment, and the number of nodes is not determined; the whole industry is widely recognized, long-term and basic; the project main network is online, and examination and unlocking are carried out according to the progress;
an inter-service consensus mechanism; the method is oriented to an untrusted environment, and the number of nodes is not determined; the inter-industry collaboration consensus is generated and changed along with the service scene; transferring between projects, calculating a model, and unlocking according to the improvement of the cooperative efficiency;
a dimension and consensus mechanism; facing to a trusted environment, determining the number of nodes; the value node consensus, the world exposition alliance undertakes chaining and dimension addition; and dynamically unlocking and destroying.
The invention also provides a mapping method of the asset digital anchoring system, which comprises the following steps:
each trading party is added into the system by completing asset mapping to obtain a digital Identity (ID) corresponding to an asset;
the computing nodes estimate the assets of a trading party, corresponding estimation models are selected according to different asset types, different computing nodes independently perform model selection and computation, after estimation results are respectively given, each computing node confirms the results through a practical Byzantine fault-tolerant consensus mechanism, and after the results pass, value information of asset digital mapping is obtained and sent to an accounting node;
after receiving the information, the accounting node determines that a specific node has an accounting right through a workload certification consensus mechanism, binds and packages asset information and an evaluation value with a digital Identity (ID), performs hash operation on the complete information in a packaged complete information backup and node cache, packages an operation result, a timestamp and a block number into a block, and records the block on a block main chain.
As an improvement of the above method, the method further comprises: the checking node reads the cache data of the accounting node regularly, checks the authenticity of the asset content of the data design, and does not trigger if the checking result is that the data is true; and if the data is false, triggering an illegal information processing mechanism in the conditional intelligent contract.
The invention also provides a circulation method of the asset digital anchoring system, which comprises the following steps:
when circulation occurs among different products in the system, the calculation node calculates the numerical value of the circulation value in real time, the calculation mode is carried out according to a calculation model in a deployed conditional intelligent contract, and the asset information and the evaluation value are sent to a bookkeeping node;
after receiving the asset information and the evaluation value, the accounting node determines that a specific node has an accounting right through a service mutual identification mechanism, the asset information and the evaluation value are bound and packaged with the digital identity ID by the node, the packaged complete information is backed up in a node cache, meanwhile, the hash operation is carried out on the complete information, and an operation result, a timestamp and a block number are packaged into a block and recorded on a block side chain;
and carrying out digital value settlement and physical delivery according to the agreement of the intelligent contract with the conditions.
The invention also provides a supervision method of the asset digital anchoring system, which comprises the following steps:
traversing information and corresponding completion information recorded by the block main chain, the side chain and the block in the aggregation network by the dimension and node group according to the frequency and the sequence agreed in the conditional intelligent contract; the dimension and node group consists of a monitoring node, a model node and a honor node;
the monitoring nodes read information and call corresponding models from the model nodes according to types to calculate, judgment is given to information in a chain according to the matching condition of the analysis models, whether problem transaction exists is judged, if the judgment result is negative, the transaction is carried out, otherwise, consensus is achieved among the monitoring nodes through a practical Byzantine fault-tolerant mechanism, and conditional intelligent contracts are triggered; all analysis and processing information is recorded in the monitoring node cache.
As an improvement of the above method, the method further comprises: and reading the data cached by the monitoring node by the honor node at variable time, analyzing the accuracy of the opinions given by the monitoring node, calling a corresponding model in the model node during analysis, and giving an analysis opinion by combining with an expert system.
The invention has the advantages that:
the invention realizes the digital asset anchoring system based on the block chain technology, can solve the problems of digitalization, valuation and circulation of assets, constructs a credible and fair digital asset anchoring system and promotes the digital development of financial markets.
Drawings
Fig. 1 is a block diagram of an asset digital anchoring system based on blockchain technology according to an embodiment of the present invention.
Detailed Description
In order to make the features, technical solutions and purposes of the embodiments of the present invention clearer, the technical solutions of the embodiments are described in detail below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.
Example 1:
as shown in fig. 1, the present invention firstly proposes an asset digital anchoring system based on the blockchain technology, which includes:
(1) collaborative mining system: the cooperation refers to interaction in the social sense, transaction in the economic sense and conversion in the financial sense, and the specific mode comprises the following steps: (1) block chain credit; (2) asset hosting (physical assets, equity assets, financial assets, network assets, digital assets); (3) entrusting investment; (4) a block chain incubator; (5) risk rescue; (6) exchanging assets; (7) a honor node; (8) chain modification; (9) collaborative pricing; (10) and others. The consensus mechanism consists of three mechanisms: (1) production and ore digging: a main network main consensus mechanism; the method is oriented to an untrusted environment, and the number of nodes is not determined; the whole industry is widely recognized, long-term and basic; the project main network is online, and examination and unlocking are carried out according to the progress; (2) and (3) moving and digging the ore: an inter-service consensus mechanism; the method is oriented to an untrusted environment, and the number of nodes is not determined; the inter-industry collaboration consensus is generated and changed along with the service scene; transferring between projects, calculating a model, and unlocking according to the improvement of the cooperative efficiency; (3) and ore digging immediately: a dimension and consensus mechanism; facing to a trusted environment, determining the number of nodes; the value node consensus, the world exposition alliance undertakes chaining and dimension addition; and dynamically unlocking and destroying.
(2) Conditional intelligent contracts: the digital anchoring of the assets is completed by deploying intelligent contracts in the system, and the digital anchoring system has the following characteristics: (1) a secure asset chaining tool; (2) friendly intelligent contract templates; (3) an efficient account management system; (4) customized data analysis; (5) an industry chaining value model; (6) "do nothing" and model (supervision + treatment). Corresponding operation conditions are set according to different intelligent contract templates, and once a certain condition is not met, an error is reported immediately during compiling. The deployed intelligent contracts are required to be subjected to advanced examination, protocol agreement, sandbox environment and exit control, and a credit pledge mechanism is required to be followed.
The information transmission, verification or execution of the contract is completed in a computer protocol mode. According to the prearranged contract, aiming at different conditions, under the condition of not needing the participation of a third party, the corresponding execution event is automatically started, and the corresponding function is completed.
(3) Value anchor: as a pricing unit for the digital anchoring of the asset. Calculating the following varieties according to the weight by an intelligent analysis system to obtain a value anchor value: a package of currency, 25 large commodities and the E3-30 stock index.
Example 2:
based on the above system, embodiment 2 of the present invention provides a mapping method for an asset digital anchoring system, where the method includes:
step S1, each transaction party adds in the system by completing asset mapping to obtain the digital ID corresponding to the asset;
s2, the computing nodes estimate the assets, corresponding estimation models are selected according to different asset types, different computing nodes independently select and compute models, after estimation results are given respectively, each node completes result confirmation through a practical Byzantine fault-tolerant consensus mechanism, E3A mapped by the assets in a digitalized mode is obtained after the result confirmation, and information is sent to the bookkeeping nodes;
step S3, after the accounting node receives the information, it determines that a specific node has accounting right through a workload certification consensus mechanism, and the node binds and packs the asset information and the evaluation value with the digital identity ID, and the packed complete information is backed up and cached in the node, and at the same time, the hash operation is performed on the complete information, and the operation result, the timestamp and the block number are packed into a block and recorded on the main chain;
and step S4, the audit node reads the cache data of the accounting node regularly and audits the authenticity of the asset content of the data design, a plurality of audit nodes participate in the process, a consensus is achieved among the nodes through a practical Byzantine fault-tolerant mechanism, and a conditional intelligent contract is triggered according to the audit result.
Example 3:
an embodiment 3 of the present invention provides a circulation method for an asset digital anchoring system, including:
step T1, the digital asset circulation process is divided into single-class internal circulation and inter-class circulation, and the calculation node calculates the numerical value of the circulation value by combining the deployed conditional intelligent contract;
and step T2, after the accounting node receives the information, the accounting node determines that a specific node has accounting rights through a workload certification consensus mechanism, the node binds and packages the asset information and the evaluation value with the digital identity ID, the packaged complete information is backed up and cached in a node, meanwhile, the complete information is subjected to Hash operation, and the operation result, the timestamp and the block number are packaged into a block to be recorded on a side chain. And finally E3T settlement and physical delivery are carried out according to the agreement of the conditional intelligent contract.
Example 4
Embodiment 4 of the present invention provides a method for supervising an asset digital anchoring system, including:
step R1, traversing information recorded by blocks in the main chain, the side chain and the aggregation network and corresponding completion information according to the frequency and the sequence agreed in the conditional intelligent contract by a dimension node group consisting of the monitoring node, the model node and the honor node;
and R2, reading information by the monitoring nodes, calling corresponding models from the model nodes according to types for calculation, judging information in the chain according to the matching condition of the analysis models, identifying problem transactions, starting the subsequent steps under normal conditions, and when a certain node or certain nodes find the problem transactions, achieving consensus and starting conditional intelligent contracts through a practical Byzantine fault-tolerant mechanism among the monitoring nodes. All analysis and processing information in the process is recorded in a monitoring node cache;
and R3, reading the data in the monitoring node cache by the honor node at variable time, analyzing the accuracy of the opinion given by the monitoring node, calling a corresponding model in the model node during analysis, and giving an analysis opinion by combining an expert system.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. An asset digital anchoring system based on a block chain technology is characterized in that the system is used for executing a mixed consensus protocol of cooperation and mining and deploying conditional intelligent contracts to complete asset digital anchoring; the system is also used for providing mapping and circulation service of the assets for the participants and supervising the mapping and circulation process of the assets;
the system comprises: the system comprises a functional node, a cooperation consensus module and a contract application module;
the functional nodes comprise a computing node, a billing node, a review node, a monitoring node, a model node and a honor node; the computing node is used for finishing Hash operation and selecting a billing node according to a consensus mechanism; the accounting node is used for completing the account book record; the examination node is used for examining the authenticity of the record information on the chain; the monitoring node is used for checking the accuracy of project progress report; the model node is used for storing a calculation model; the honor node is used for realizing the communication between each node and an expert;
the cooperative consensus module is used for executing a hybrid consensus protocol of cooperative, i.e. mining, by utilizing each functional node to realize one or more of functions of block chain credit, asset hosting, investment commitment, block chain hatcher, risk rescue, asset interchange, chain change and cooperative pricing;
the contract application module is used for deploying conditional intelligent contracts in the system to complete digital anchoring of assets; the conditional intelligent contract completes information transmission, verification or execution of the contract in a computer protocol mode; according to the prearranged contract, aiming at different conditions, under the condition of not needing the participation of a third party, a corresponding execution event is automatically started, and the corresponding function is completed;
the deployed conditional intelligent contracts follow the following mechanisms: pre-audit, agreement, sandbox environment, exit control, and credit accreditation mechanisms;
the hybrid consensus protocol for collaborative, i.e., mining, employs a collaborative mining mechanism that includes three mechanisms:
a main network main consensus mechanism: the method is oriented to an untrusted environment, and the number of nodes is not determined; the whole industry is widely recognized, long-term and basic; the project main network is online, and examination and unlocking are carried out according to the progress;
an inter-service consensus mechanism; the method is oriented to an untrusted environment, and the number of nodes is not determined; the inter-industry collaboration consensus is generated and changed along with the service scene; transferring between projects, calculating a model, and unlocking according to the improvement of the cooperative efficiency;
a dimension and consensus mechanism; facing to a trusted environment, determining the number of nodes; the value node consensus, the world exposition alliance undertakes chaining and dimension addition; and dynamically unlocking and destroying.
2. The digital asset anchoring system based on the blockchain technology as claimed in claim 1, wherein the digital asset anchoring system uses a value anchor as a pricing unit, and calculates the value of the value anchor by weighting the following varieties: a package of currency, 25 large commodities and the E3-30 stock index.
3. The system of claim 1, wherein the assets comprise: physical assets, equity assets, financial assets, network assets, and digital assets.
4. The system for digitally anchoring assets based on blockchain technology according to claim 1, wherein the asset digital anchoring system provides mapping services of assets for the participants by following specific implementation processes:
a transaction party obtains a digital Identity (ID) corresponding to an asset;
the computing nodes estimate the assets of a transaction party, corresponding estimation models are selected according to different asset types, different computing nodes independently perform model selection and computation, after estimation results are respectively given, each computing node confirms the results through a practical Byzantine fault-tolerant consensus mechanism, and after the results pass, value information of the digitized mapping of the assets is obtained and is sent to the bookkeeping nodes;
after receiving the information, the accounting node determines that a specific node has an accounting right through a workload certification consensus mechanism, binds and packages asset information and an evaluation value with a digital Identity (ID), backs up the packaged complete information in a node cache, performs hash operation on the complete information, packages an operation result, a timestamp and a block number into a block and records the block on a block main chain;
the checking node reads the cache data of the accounting node regularly, checks the authenticity of the asset content related to the data, and does not trigger if the checking result is that the data is true; otherwise, triggering illegal information processing mechanism in the intelligent contract with the condition.
5. The asset digital anchoring system based on the blockchain technology as claimed in claim 4, wherein the asset digital anchoring system provides the participating parties with the asset circulation service through a specific implementation process of:
the computing node computes the numerical value of the circulation value in real time, the computing mode is carried out according to a computing model in a deployed conditional intelligent contract, and the asset information and the evaluation value are sent to an accounting node;
after receiving the asset information and the evaluation value, the accounting node determines that a specific node has an accounting right through a service mutual identification mechanism, the asset information and the evaluation value are bound and packaged with the digital identity ID by the node, the packaged complete information is backed up in a node cache, and meanwhile, the hash operation is carried out on the complete information, and an operation result, a timestamp and a block number are packaged into a block and recorded on a block side chain;
and carrying out digital value settlement and physical delivery according to the agreement of the intelligent contract with the conditions.
6. The system for digitally anchoring assets based on blockchain technology according to claim 5, wherein the asset digital anchoring system supervises the asset mapping and circulation process by implementing the following steps: the dimension and node group traverses the information recorded by the block main chain, the side chain and the block in the aggregation network and the corresponding completion information according to the agreed frequency and sequence in the conditional intelligent contract; the dimension and node group consists of a monitoring node, a model node and a honor node;
the monitoring nodes read information and call corresponding models from the model nodes according to types to calculate, judgment is given to information in a chain according to analysis model matching conditions, whether problem transaction exists is judged, if the judgment result is negative, the transaction is carried out, otherwise, consensus is achieved among the monitoring nodes through a practical Byzantine fault-tolerant mechanism, and conditional intelligent contracts are triggered; all analysis and processing information is recorded in a monitoring node cache;
and reading the data cached by the monitoring node by the honor node at variable time, analyzing the accuracy of the opinions given by the monitoring node, calling a corresponding model in the model node during analysis, and giving an analysis opinion by combining an expert system.
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