CN110675146A - Method and medium for processing electronic certificate transaction record and computer equipment - Google Patents
Method and medium for processing electronic certificate transaction record and computer equipment Download PDFInfo
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Abstract
The invention provides a method for processing an electronic certificate transaction record, which comprises the following steps: the transaction initiating node signs and issues an electronic certificate according to accounts payable through the blockchain account, encrypts a business record corresponding to the signed and issued electronic certificate, stores the business record into the blockchain and broadcasts the business record; the transaction execution node signs the electronic certificate through a block chain account, initiates electronic certificate transaction according to the electronic certificate, encrypts a service record corresponding to the electronic certificate transaction and stores the service record into a block chain; when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node. According to the invention, the records of the electronic certificate circulation of each node in the industry chain are stored in the block chain, so that the traceability of the business records related to the electronic certificate is realized, the credibility of the electronic certificate circulation records is increased, and the safety and reliability of data are improved.
Description
Technical Field
The invention relates to the technical field of computer processing, in particular to a processing method and a medium for electronic certificate transaction records and computer equipment.
Background
Currently, many core enterprises own multiple upstream provider enterprises and downstream dealer enterprises. The core enterprise, all levels of provider enterprises and all levels of distributor enterprises form an industrial chain, and each node in the industrial chain has various transaction links. In particular, a core enterprise may have a primary supplier, a secondary supplier, or even more. When the core enterprise carries out transactions with all levels of suppliers, the core enterprise necessarily relates to a transaction certificate, and the transaction certificate specifically relates to credit and transaction detail information of each transaction party. How to manage the vouchers of the transactions so that each transaction link is smoother becomes a problem to be solved.
The current industrial chain management span is large, one industrial chain can cover hundreds of links and span dozens of geographical areas, so that the difficulty in tracking and recording transaction information in the industrial chain is increased. In addition, the current industrial chain transaction information cannot be shared, so that the information is not smooth, and the transaction is blocked.
Therefore, in the prior art, at least the following problems exist in each transaction link of the industry chain:
1, transaction information circulation is not traceable;
and 2, the transaction information of each transaction node cannot be shared, the information is not smooth, and the data reliability and the safety of each transaction node are not high.
Disclosure of Invention
The invention provides a processing method and a corresponding system for electronic certificate transaction records, which mainly realize traceability of electronic certificate circulation records, increase the credibility of the electronic certificate circulation records and improve the safety and reliability of data.
The invention also provides a computer device and a readable storage medium for executing the processing method of the electronic certificate transaction record of the invention.
In order to solve the problems, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a method for processing an electronic certificate transaction record, the method is applied to a system for processing an electronic certificate transaction record, the system includes a transaction initiation node for issuing an electronic certificate, a transaction execution node for issuing an electronic certificate, and a data processing node, the method includes:
the transaction initiating node issues the electronic certificate according to the accounts payable through the blockchain account, and stores the business record corresponding to the issued electronic certificate into the blockchain and broadcasts the business record;
the transaction execution node signs the electronic certificate through a block chain account, initiates electronic certificate transaction according to the electronic certificate, and stores a business record corresponding to the electronic certificate transaction into a block chain;
when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node.
Specifically, the issuing of the business record corresponding to the electronic certificate includes the electronic certificate, and the transaction initiating node issues the electronic certificate according to accounts payable through a blockchain account, encrypts the business record corresponding to the issued electronic certificate, stores the encrypted business record into a blockchain, and broadcasts the encrypted business record, including:
the transaction initiating node receives industrial chain information sent by a fund party, and inputs the accounts payable according to the industrial chain information, wherein the industrial chain information comprises any one or more of the following items:
customer information, product information, credit, and billing plan information.
Specifically, the transaction initiation node includes a core enterprise having an upstream provider and a downstream distributor, and the transaction execution node includes providers of respective hierarchies corresponding to the transaction initiation node;
the electronic voucher transaction includes any one or more of: the method comprises the following steps of payment transaction of the electronic certificate, splitting of the electronic certificate, holding of the electronic certificate and financing application of the electronic certificate;
the transaction execution node initiates an electronic certificate transaction according to the electronic certificate, including:
the transaction execution node initiates the financing application to a funder according to the electronic certificate;
or the transaction execution node initiates the payment transaction to a supplier of a previous level according to the electronic certificate, wherein a business record corresponding to the electronic certificate transaction comprises any one or more of the following items:
financing amount, initiation time of financing application, initiator of financing application, payment amount, initiator of payment transaction, and initiation time of payment transaction.
Specifically, the authorized node is a node that acquires authorization information sent by the transaction execution node; when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the query request and feeding the service record back to the authorized node, wherein the method comprises the following steps:
the authorized node initiates the service inquiry request to a data processing node of the block chain;
the data processing node of the block chain acquires a service record corresponding to the service inquiry request, which is stored in the block chain in advance, according to the service inquiry request;
and the data processing node of the block chain feeds back the acquired service record to the authorized node.
Preferably, when the data processing node of the block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the query request and feeding the service record back to the authorized node, the method includes:
and the authorized node decrypts the acquired service record according to the authorization information to obtain corresponding plaintext information.
Specifically, when the data processing node of the block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the query request and feeding the service record back to the authorized node, the method includes:
and the authorized node logs in a pre-registered account so as to initiate the service inquiry request to the block chain through the account.
Specifically, still include:
when the transaction initiating node or the transaction executing node stores the corresponding service record into the block chain, the data processing node of the block chain generates a hash value corresponding to the service record stored each time, and stores the corresponding hash value into the block chain, so that the next node constructs a block of the next node according to the hash value.
In a second aspect, the present invention provides a system for processing electronic voucher transaction records, said system comprising:
the transaction initiating node is used for issuing the electronic certificate according to the accounts payable through the block chain account and storing the business record corresponding to the issued electronic certificate into the block chain;
the transaction execution node is used for signing the electronic certificate through a block chain account, initiating electronic certificate transaction according to the electronic certificate, and storing a business record corresponding to the electronic certificate transaction into a block chain;
and the data processing node of the block chain is used for receiving a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node.
In a third aspect, the invention provides a computer readable storage medium having stored thereon a computer program which, when executed by a processor, carries out the steps of the method of processing an electronic voucher transaction record according to any one of the first aspect.
In a fourth aspect, the invention provides a computer apparatus comprising a memory and a processor, the memory having stored therein computer readable instructions which, when executed by the processor, cause the processor to perform the steps of the method of processing an electronic voucher transaction record as claimed in any one of the first aspects.
Compared with the prior art, the technical scheme of the invention at least has the following advantages:
1. the invention provides a processing method of electronic certificate transaction records, which is characterized in that an electronic certificate is issued through a transaction initiating node through a block chain account according to accounts payable, and a business record corresponding to the issued electronic certificate is encrypted and then stored in a block chain and broadcasted; the transaction execution node signs the electronic certificate through a block chain account, initiates electronic certificate transaction according to the electronic certificate, encrypts a service record corresponding to the electronic certificate transaction and stores the service record into a block chain; when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node. According to the invention, the records of the electronic certificate circulation of each node in the industry chain are stored in the block chain, so that the traceability of the electronic certificate and the non-falsification of the records of the electronic certificate circulation are realized, and the safety and reliability of data are improved.
2. The electronic certificate transaction comprises any one or more of the following items: the method comprises the following steps of payment transaction of the electronic certificate, splitting of the electronic certificate, holding of the electronic certificate and financing application of the electronic certificate; the transaction execution node may initiate the financing application to a funder in accordance with the electronic voucher; or the transaction execution node may initiate the payment transaction to a provider of a previous hierarchy according to the electronic certificate, where a service record corresponding to the electronic certificate transaction includes any one or more of the following: financing amount, initiation time of financing application, initiator of financing application, payment amount, initiator of payment transaction, and initiation time of payment transaction. The invention can store the records of various transactions of the electronic certificate into the block chain, for example, store the service records of financing of the electronic certificate into the block chain, so as to realize traceability of the service records.
3. The authorized node is a node for acquiring authorization information sent by the transaction execution node; the authorized node initiates the service inquiry request to a data processing node of the block chain; the data processing node of the block chain acquires a service record corresponding to the service inquiry request, which is stored in the block chain in advance, according to the service inquiry request; the data processing node of the block chain feeds back the acquired service record to the authorized node; and the authorized node decrypts the acquired service record according to the authorization information to obtain corresponding plaintext information. According to the mechanism, after a core enterprise or a supplier authorizes a fund side, the fund side can check the electronic certificate circulation record, and the data security is further improved.
Drawings
FIG. 1 is a flow diagram of a method for processing electronic voucher transaction records, under one embodiment;
FIG. 2 is a diagram of an electronic voucher, under an embodiment;
FIG. 3 is a processing system for electronic voucher transaction records in one embodiment;
FIG. 4 is a block diagram showing an internal configuration of a computer device according to an embodiment.
The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In some of the flows described in the present specification and claims and in the above-described figures, a number of operations are included that occur in a particular order, but it should be clearly understood that these operations may be performed out of order or in parallel as they occur herein, with the order of the operations being numbered, e.g., S11, S12, etc., merely to distinguish between various operations, and the order of the operations by themselves is not meant to imply any order of execution. Additionally, the flows may include more or fewer operations, and the operations may be performed sequentially or in parallel. It should be noted that, the descriptions of "first", "second", etc. in this document are used for distinguishing different messages, devices, modules, etc., and do not represent a sequential order, nor limit the types of "first" and "second" to be different.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
It will be understood by those of ordinary skill in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a method for processing an electronic certificate transaction record, as shown in fig. 1, the method is applied to a system for processing an electronic certificate transaction record, the system includes a transaction initiation node for issuing an electronic certificate, a transaction execution node for receiving an electronic certificate, and a data processing node, and the method includes the following steps:
s11, the transaction initiating node issues the electronic certificate according to the accounts payable through the blockchain account, encrypts the business record corresponding to the issued electronic certificate, stores the business record into the blockchain and broadcasts the business record.
In the embodiment of the invention, the blockchain at least comprises a transaction initiating node, a transaction executing node, a verifying node and a data processing node. The transaction initiating node and the transaction executing node are accounting nodes, and the accounting nodes are responsible for storing each service record into the block chain. Specifically, the transaction initiation node is a core enterprise having an upstream provider and a downstream distributor, such as a mobile phone manufacturer, e.g., apple, huaye, etc.; the transaction execution node comprises suppliers of all levels corresponding to the transaction initiation node.
Specifically, the transaction initiating node is responsible for issuing the electronic certificate and storing a service record corresponding to the issued electronic certificate in the block chain. And the transaction execution node is responsible for signing the electronic certificate, executing related transaction of the electronic certificate and storing a transaction record into a block chain.
Further, the verification node is used for verifying the validity of the submitted data of each accounting node, and when the verification is passed, the submitted data of each node is stored in the block chain.
The data processing nodes are used for processing the data submitted by each node, for example, processing the query request submitted by each node, and feeding back the corresponding query result.
In the embodiment of the invention, the transaction initiating node issues the electronic certificate according to the accounts payable specifically by the following scheme:
the transaction initiating node receives industrial chain information sent by a fund party, and inputs the accounts payable according to the industrial chain information, wherein the industrial chain information comprises any one or more of the following items: customer information, product information, credit, and billing plan information. Specifically, the funding party is responsible for maintaining customer and industry chain information, specifying the level of each supplier in the complete industry chain. Specifically, the fund side maintains industry chain information such as products, amounts, schemes and the like, and submits the industry chain information to the core enterprise.
Further, the core enterprise obtains the accounts payable according to the received industrial chain information, signs and issues the electronic certificate according to the account payable, records the business record of the time, and stores the business record of the time into the block chain. When the business record is stored in the block chain, a hash value of the business record is automatically generated and stored in the block chain, and the hash value is used for uniquely identifying the business record so as to prevent the record from being tampered by other nodes.
In the embodiment of the invention, the business record corresponding to the electronic certificate at least comprises the electronic certificate. The electronic certificate at least comprises information such as a block chain tracing code, an electronic certificate number, an electronic certificate amount, an issuing date, an issuing party and a receiving party.
Referring to fig. 2, fig. 2 is a schematic diagram of the electronic certificate according to an embodiment. As shown in fig. 1, the electronic voucher includes information such as an electronic voucher amount of 195600000, and an issuer of the electronic voucher is an intelligent core enterprise company, ltd. In addition, the electronic certificate also comprises a part of circulation record of the electronic certificate.
And S12, the transaction execution node signs the electronic certificate through the block chain account, initiates the electronic certificate transaction according to the electronic certificate, encrypts the business record corresponding to the electronic certificate transaction and stores the business record into the block chain.
In the invention, the electronic certificate transaction at least includes any one or more of the following items: the electronic certificate management method comprises the steps of payment transaction of an electronic certificate, splitting of the electronic certificate, holding of the electronic certificate and financing application of the electronic certificate, wherein the splitting of the electronic certificate refers to splitting modes of holding one part of the electronic certificate, paying the other part of the electronic certificate or holding one part of the electronic certificate and applying the other part of the electronic certificate for financing.
In an embodiment of the present invention, the initiating, by the transaction executing node, an electronic certificate transaction according to the electronic certificate includes:
the transaction execution node initiates the financing application to a funder according to the electronic certificate;
or, the transaction execution node initiates the payment transaction to a block chain node corresponding to a supplier of an upper hierarchy according to the electronic certificate, wherein a business record corresponding to the electronic certificate transaction includes any one or more of the following items: financing amount, initiation time of financing application, initiator of financing application, payment amount, initiator of payment transaction, and initiation time of payment transaction.
Further, the transaction execution node stores the service record corresponding to the electronic certificate transaction into a block chain and broadcasts the service record to other nodes. Correspondingly, when the service record is stored in the block chain, the hash value of the service record is automatically generated and stored in the block chain. In the embodiment of the present invention, when the transaction initiation node or the transaction execution node stores the corresponding service record into the block chain, a hash value corresponding to each stored service record is automatically generated, and the corresponding hash value is stored into the block chain, so that the next node constructs a block of the next node according to the hash value. Specifically, after the current transaction execution node executes the transaction, the corresponding service record is stored in the block chain, and the hash value of the service record is generated, and the next transaction execution node acquires the hash value of the previous transaction execution node and stores the hash value in the block head, so that data connection is realized.
In an embodiment of the present invention, the transaction execution node includes a primary supplier and a secondary supplier. And after the core enterprise of the transaction initiating node issues the electronic certificate, the block chain node corresponding to the primary supplier receives the electronic certificate and initiates electronic certificate transaction.
In one embodiment, the primary supplier may initiate a financing application to a funder based on the electronic voucher. And storing the transaction record of the financing application into the block chain and broadcasting the transaction record to other nodes. The transaction record of the financing application at least comprises information such as transaction content, financing amount, transaction party and the like.
In another embodiment, the primary provider may pay the electronic certificate to a secondary provider, and after the secondary provider signs the electronic certificate, the secondary provider may also initiate transactions such as financing application, payment, splitting, holding, and the like on the electronic certificate, and store a record of the transaction in the block chain, and so on until the N-level provider records a service record of the electronic certificate and stores the service record in the block chain, and the service records of each time are combined together to form a circulation record of the electronic certificate.
S13, when the data processing node of the block chain receives the service inquiry request initiated by the authorized node, acquiring the corresponding service record according to the service inquiry request and feeding back the service record to the authorized node, wherein the authorized node is the node for acquiring the authorization information of the transaction execution node.
In this embodiment of the present invention, the authorized node is a node that acquires authorization information sent by the transaction execution node, for example, a funding party acquires authorization information of a core enterprise or a provider and then becomes an authorized node, and the funding party after acquiring the authorization information and becoming the authorized node can decode the service record to generate corresponding plaintext information. Also for example, the core enterprise may obtain authorization information from the provider and become an authorized node.
In one embodiment, the transaction initiating node or the funder becomes the authorized node after receiving the authorization information of the transaction executing node; the authorized node initiates the service inquiry request to a data processing node of the block chain; the data processing node of the block chain acquires a service record corresponding to the service inquiry request, which is stored in the block chain in advance, according to the service inquiry request; and the data processing node of the block chain feeds back the acquired service record to the authorized node. Because the service records stored in the block chain are all encrypted into ciphertext information, the authorized node decrypts the service records into corresponding plaintext information through the authorization information. In the embodiment of the invention, the data stored in the block chain are all in an encrypted form, so that the data cannot be leaked in the circulation process, and the safety and the reliability of the data are improved.
In the embodiment of the invention, the authorized node logs in a pre-registered account so as to initiate the service inquiry request to the block chain through the account. In addition, the user can scan and identify the block chain tracing code on the electronic certificate through the appointed APP, and the circulation record information of the electronic certificate is generated.
In the embodiment of the invention, after receiving the current financing application, a fund party initiates an inquiry request to the blockchain, inquires the service record of the payment of the current electronic certificate and the service record of the financing application, extracts the financing amount in the service record of the financing application, and calculates the financing amount of the electronic certificate. The fund party compares the financing amount in the current financing application with the financing amount, and if the financing amount in the current financing application exceeds the financing amount, the user is prompted that the financing application cannot be initiated.
Referring to fig. 3, in another embodiment, the present invention provides a system for processing electronic voucher transaction records, comprising:
and the transaction initiating node 11 is used for issuing the electronic certificate according to the accounts payable and storing the business record corresponding to the issued electronic certificate into the block chain.
In the embodiment of the invention, the blockchain at least comprises a transaction initiating node, a transaction executing node, a verifying node and a data processing node. The transaction initiating node and the transaction executing node are accounting nodes, and the accounting nodes are responsible for storing each service record into the block chain. Specifically, the transaction initiation node is a core enterprise having an upstream provider and a downstream distributor, such as a mobile phone manufacturer, e.g., apple, huaye, etc.; the transaction execution node comprises suppliers of all levels corresponding to the transaction initiation node.
Specifically, the transaction initiating node is responsible for issuing the electronic certificate and storing a service record corresponding to the issued electronic certificate in the block chain. And the transaction execution node is responsible for signing the electronic certificate, executing related transaction of the electronic certificate and storing a transaction record into a block chain.
Further, the verification node is used for verifying the validity of the submitted data of each accounting node, and when the verification is passed, the submitted data of each node is stored in the block chain.
The data processing nodes are used for processing the data submitted by each node, for example, processing the query request submitted by each node, and feeding back the corresponding query result.
In the embodiment of the invention, the transaction initiating node issues the electronic certificate according to the accounts payable specifically by the following scheme:
the transaction initiating node receives industrial chain information sent by a fund party, and inputs the accounts payable according to the industrial chain information, wherein the industrial chain information comprises any one or more of the following items: customer information, product information, credit, and billing plan information. Specifically, the funding party is responsible for maintaining customer and industry chain information, specifying the level of each supplier in the complete industry chain. Specifically, the fund side maintains industry chain information such as products, amounts, schemes and the like, and submits the industry chain information to the core enterprise.
Further, the core enterprise obtains the accounts payable according to the received industrial chain information, signs and issues the electronic certificate according to the account payable, records the business record of the time, and stores the business record of the time into the block chain. When the business record is stored in the block chain, a hash value of the business record is automatically generated and stored in the block chain, and the hash value is used for uniquely identifying the business record so as to prevent the record from being tampered by other nodes.
In the embodiment of the invention, the business record corresponding to the electronic certificate at least comprises the electronic certificate. The electronic certificate at least comprises information such as a block chain tracing code, an electronic certificate number, an electronic certificate amount, an issuing date, an issuing party and a receiving party.
Referring to fig. 2, fig. 2 is a schematic diagram of an embodiment of the electronic certificate, wherein the electronic certificate includes information of 195600000 money, an intelligent core enterprise company, and the issuer. In addition, the electronic certificate also comprises a part of circulation record of the electronic certificate.
And the transaction execution node 12 is used for signing the electronic certificate, initiating an electronic certificate transaction according to the electronic certificate, and storing a business record corresponding to the electronic certificate transaction into a block chain.
In the invention, the electronic certificate transaction at least includes any one or more of the following items: the electronic certificate management method comprises the steps of payment transaction of an electronic certificate, splitting of the electronic certificate, holding of the electronic certificate and financing application of the electronic certificate, wherein the splitting of the electronic certificate refers to splitting modes of holding one part of the electronic certificate, paying the other part of the electronic certificate or holding one part of the electronic certificate and applying the other part of the electronic certificate for financing.
In an embodiment of the present invention, the initiating, by the transaction executing node, an electronic certificate transaction according to the electronic certificate includes:
the transaction execution node initiates the financing application to a funder according to the electronic certificate;
or, the transaction execution node initiates the payment transaction to a provider of a previous level according to the electronic certificate, wherein a service record corresponding to the electronic certificate transaction includes any one or more of the following items: financing amount, initiation time of financing application, initiator of financing application, payment amount, initiator of payment transaction, and initiation time of payment transaction.
Further, the transaction execution node stores the service record corresponding to the electronic certificate transaction into a block chain and broadcasts the service record to other nodes. Correspondingly, when the service record is stored in the block chain, the hash value of the service record is automatically generated and stored in the block chain. In the embodiment of the present invention, when the transaction initiation node or the transaction execution node stores the corresponding service record into the block chain, a hash value corresponding to each stored service record is automatically generated, and the corresponding hash value is stored into the block chain.
In an embodiment of the present invention, the transaction execution node includes a primary supplier and a secondary supplier. And after the core enterprise of the transaction initiating node issues the electronic certificate, the primary supplier receives the electronic certificate and initiates electronic certificate transaction.
In one embodiment, the primary supplier may initiate a financing application to a funder based on the electronic voucher. And storing the transaction record of the financing application into the block chain and broadcasting the transaction record to other nodes. The transaction record of the financing application at least comprises information such as transaction content, financing amount, transaction party and the like.
In another embodiment, the primary provider may pay the electronic certificate to a secondary provider, and after the secondary provider signs the electronic certificate, the secondary provider may also initiate transactions such as financing application, payment, splitting, holding, and the like on the electronic certificate, and store a record of the transaction in the block chain, and so on until the N-level provider records a service record of the electronic certificate and stores the service record in the block chain, and the service records of each time are combined together to form a circulation record of the electronic certificate.
And the data processing node 13 of the block chain is configured to, when the data processing node of the block chain receives a service query request initiated by an authorized node, obtain a corresponding service record according to the service query request and feed the service record back to the authorized node, where the authorized node is a node that obtains authorization information of the transaction execution node.
In the embodiment of the present invention, the authorized node is a node that acquires authorization information sent by the transaction execution node, and may be a core enterprise or a funding party authorized by a provider, or may be a funding party authorized by a core enterprise. And the fund party can decode the service record to generate corresponding plaintext information after obtaining the authorization information.
In one embodiment, the transaction initiating node or the funder becomes the authorized node after receiving the authorization information of the transaction executing node; the authorized node initiates the service inquiry request to a data processing node of the block chain; the data processing node of the block chain acquires a service record corresponding to the service inquiry request, which is stored in the block chain in advance, according to the service inquiry request; and the data processing node of the block chain feeds back the acquired service record to the authorized node. Because the service records stored in the block chain are all encrypted into ciphertext information, the authorized node decrypts the service records into corresponding plaintext information through the authorization information. In the embodiment of the invention, the data stored in the block chain are all in an encrypted form, so that the data cannot be leaked in the circulation process, and the safety and the reliability of the data are improved.
In the embodiment of the invention, the authorized node logs in a pre-registered account so as to initiate the service inquiry request to the block chain through the account. In addition, the user can scan and identify the block chain tracing code on the electronic certificate through the appointed APP, and the circulation record information of the electronic certificate is generated through the appointed APP.
In the embodiment of the invention, after receiving the current financing application, a fund party initiates an inquiry request to the blockchain, inquires the service record of the payment of the current electronic certificate and the service record of the financing application, extracts the financing amount in the service record of the financing application, and calculates the financing amount of the electronic certificate. The fund party compares the financing amount in the current financing application with the financing amount, and if the financing amount in the current financing application exceeds the financing amount, the user is prompted that the financing application cannot be initiated.
In another embodiment, the present invention provides a computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the method for processing an electronic voucher transaction record according to any of the above aspects. The computer-readable storage medium includes, but is not limited to, any type of disk including floppy disks, hard disks, optical disks, CD-ROMs, and magneto-optical disks, ROMs (Read-Only memories), RAMs (random access memories), EPROMs (EraSable Programmable Read-Only memories), EEPROMs (Electrically EraSable Programmable Read-Only memories), flash memories, magnetic cards, or optical cards. That is, a storage device includes any medium that stores or transmits information in a form readable by a device (e.g., a computer, a cellular phone), and may be a read-only memory, a magnetic or optical disk, or the like.
The computer-readable storage medium provided by the embodiment of the invention can realize the issue of the electronic certificate through the transaction initiating node according to accounts payable through the blockchain account, and store the service record corresponding to the issued electronic certificate into the blockchain after being encrypted and broadcast; the transaction execution node signs the electronic certificate through a block chain account, initiates electronic certificate transaction according to the electronic certificate, encrypts a service record corresponding to the electronic certificate transaction and stores the service record into a block chain; when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node. According to the invention, the records of the electronic certificate circulation of each node in the industry chain are stored in the block chain, so that the traceability of the electronic certificate and the non-falsification of the records of the electronic certificate circulation are realized, and the safety and reliability of data are improved.
Further, in still another embodiment, the present invention provides a computer apparatus, as shown in fig. 4, including a processor 303, a memory 305, an input unit 307, and a display unit 309. Those skilled in the art will appreciate that the structural elements shown in fig. 4 do not constitute a limitation of all computer devices and may include more or fewer components than those shown, or some of the components may be combined. The memory 305 may be used to store the application 301 and various functional modules, and the processor 303 executes the application 301 stored in the memory 305, thereby performing various functional applications of the device and data processing. The memory 305 may be an internal memory or an external memory, or include both internal and external memories. The memory may comprise read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), flash memory, or random access memory. The external memory may include a hard disk, a floppy disk, a ZIP disk, a usb-disk, a magnetic tape, etc. The disclosed memory includes, but is not limited to, these types of memory. The memory 305 disclosed herein is provided as an example and not a limitation.
The input unit 307 is used for receiving input of signals and receiving keywords input by a user. The input unit 307 may include a touch panel and other input devices. The touch panel can collect touch operations of a user on or near the touch panel (for example, operations of the user on or near the touch panel by using any suitable object or accessory such as a finger, a stylus and the like) and drive the corresponding connecting device according to a preset program; other input devices may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., play control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like. The display unit 309 may be used to display information input by a user or information provided to the user and various menus of the computer device. The display unit 309 may take the form of a liquid crystal display, an organic light emitting diode, or the like. The processor 303 is a control center of the computer device, connects various parts of the entire computer using various interfaces and lines, and performs various functions and processes data by operating or executing software programs and/or modules stored in the memory 303 and calling data stored in the memory. The one or more processors 303 shown in fig. 4 are capable of performing, implementing the functions of the transaction initiating node 11, the transaction executing node 12 and the data processing 13 of the blockchain shown in fig. 3.
In one embodiment, the computer device includes a memory 305 and a processor 303, the memory 305 having stored therein computer-readable instructions that, when executed by the processor, cause the processor 303 to perform the steps of a method of processing an electronic voucher transaction record as described in the above embodiments.
The computer equipment provided by the embodiment of the invention can realize the issue of the electronic certificate according to accounts payable through the block chain account by the transaction initiating node, and stores the encrypted business record corresponding to the issued electronic certificate into the block chain and broadcasts the encrypted business record; the transaction execution node signs the electronic certificate through a block chain account, initiates electronic certificate transaction according to the electronic certificate, encrypts a service record corresponding to the electronic certificate transaction and stores the service record into a block chain; when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node. According to the invention, the records of the electronic certificate circulation of each node in the industry chain are stored in the block chain, so that the traceability of the electronic certificate and the non-falsification of the records of the electronic certificate circulation are realized, and the safety and reliability of data are improved.
In another embodiment, the invention can also initiate the financing application to the funder through the transaction execution node according to the electronic certificate; or initiating the payment transaction to a supplier of a previous level according to the electronic certificate through the transaction execution node, wherein a business record corresponding to the electronic certificate transaction comprises any one or more of the following items: financing amount, initiation time of financing application, initiator of financing application, payment amount, initiator of payment transaction, and initiation time of payment transaction. The invention can store the records of various transactions of the electronic certificate into the block chain, for example, store the service records of financing of the electronic certificate into the block chain, so as to realize that whether the bill is financed by a block chain technology can be obtained by aiming at the multi-head financing problem, and meanwhile, the detailed financing records can not be tampered.
The computer-readable storage medium provided in the embodiment of the present invention can implement the embodiment of the method for processing an electronic certificate transaction record, and for specific function implementation, reference is made to the description in the embodiment of the method, which is not repeated herein.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and can include the processes of the embodiments of the methods described above when the computer program is executed. The storage medium may be a non-volatile storage medium such as a magnetic disk, an optical disk, a Read-Only Memory (ROM), or a Random Access Memory (RAM).
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A processing method of electronic certificate transaction records is applied to a processing system of electronic certificate transaction records, the system comprises a transaction initiating node for issuing electronic certificates, a transaction executing node for issuing electronic certificates and a data processing node, and the method comprises the following steps:
the transaction initiating node signs and issues an electronic certificate according to accounts payable through the blockchain account, encrypts a business record corresponding to the signed and issued electronic certificate, stores the business record into the blockchain and broadcasts the business record;
the transaction execution node signs the electronic certificate through a block chain account, initiates electronic certificate transaction according to the electronic certificate, encrypts a service record corresponding to the electronic certificate transaction and stores the service record into a block chain;
when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node.
2. The method as claimed in claim 1, wherein the issuing of the transaction record corresponding to the electronic certificate includes the electronic certificate, and the transaction initiating node issues the electronic certificate according to accounts payable through a blockchain account, encrypts the transaction record corresponding to the issued electronic certificate, stores the encrypted transaction record into a blockchain, and broadcasts the encrypted transaction record, including:
the transaction initiating node receives industrial chain information sent by a fund party, and inputs the accounts payable according to the industrial chain information, wherein the industrial chain information comprises any one or more of the following items:
customer information, product information, credit, and billing plan information.
3. The method of processing electronic voucher transaction record according to claim 1, wherein the transaction initiation node comprises a core enterprise having an upstream provider and a downstream distributor, and the transaction execution node comprises a respective hierarchical level of providers corresponding to the transaction initiation node;
the electronic voucher transaction includes any one or more of: the method comprises the following steps of payment transaction of the electronic certificate, splitting of the electronic certificate, holding of the electronic certificate and financing application of the electronic certificate;
the transaction execution node initiates an electronic certificate transaction according to the electronic certificate, including:
the transaction execution node initiates the financing application to a funder according to the electronic certificate;
or the transaction execution node initiates the payment transaction to a supplier of a previous level according to the electronic certificate, wherein a business record corresponding to the electronic certificate transaction comprises any one or more of the following items:
financing amount, initiation time of financing application, initiator of financing application, payment amount, initiator of payment transaction, and initiation time of payment transaction.
4. The method for processing the electronic voucher transaction record as recited in claim 1, wherein the authorized node is a node that obtains authorization information sent by the transaction execution node; when a data processing node of a block chain receives a service query request initiated by an authorized node, acquiring a corresponding service record according to the query request and feeding the service record back to the authorized node, wherein the method comprises the following steps:
the authorized node initiates the service inquiry request to a data processing node of the block chain;
the data processing node of the block chain acquires a service record corresponding to the service inquiry request, which is stored in the block chain in advance, according to the service inquiry request;
and the data processing node of the block chain feeds back the acquired service record to the authorized node.
5. The method for processing the electronic certificate transaction record as claimed in claim 4, wherein when the data processing node of the blockchain receives a service query request initiated by an authorized node, after acquiring the corresponding service record according to the query request and feeding back the service record to the authorized node, the method comprises:
and the authorized node decrypts the acquired service record according to the authorization information to obtain corresponding plaintext information.
6. The method for processing the transaction record of the electronic certificate as claimed in claim 1, wherein when the data processing node of the blockchain receives a service query request initiated by an authorized node, before obtaining the corresponding service record according to the query request and feeding back the service record to the authorized node, the method comprises:
and the authorized node logs in a pre-registered account so as to initiate the service inquiry request to the block chain through the account.
7. The method of processing an electronic voucher transaction record according to claim 1, further comprising:
when the transaction execution node stores the corresponding service record into the block chain, the data processing node of the block chain generates a hash value corresponding to the service record stored each time, and stores the corresponding hash value into the block chain, so that the next node constructs a block of the next node according to the hash value.
8. A system for processing electronic voucher transaction records, the system comprising:
the transaction initiating node is used for signing and issuing the electronic certificate according to the accounts payable through the block chain account, and storing the business record corresponding to the signed and issued electronic certificate into the block chain and broadcasting the business record;
the transaction execution node is used for signing the electronic certificate through a block chain account, initiating electronic certificate transaction according to the electronic certificate, and storing a business record corresponding to the electronic certificate transaction into a block chain;
and the data processing node of the block chain is used for receiving a service query request initiated by an authorized node, acquiring a corresponding service record according to the service query request and feeding the service record back to the authorized node, wherein the authorized node is a node for acquiring authorization information of the transaction execution node.
9. A computer-readable storage medium, characterized in that a computer program is stored on the computer-readable storage medium, which computer program, when being executed by a processor, carries out the steps of the method of processing an electronic voucher transaction record according to any one of the claims 1 to 7.
10. A computer device comprising a memory and a processor, the memory having stored therein computer readable instructions which, when executed by the processor, cause the processor to perform the steps of the method of processing an electronic voucher transaction record as claimed in any one of claims 1 to 7.
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