CN111339203B - Block chain data acquisition method, device and system - Google Patents
Block chain data acquisition method, device and system Download PDFInfo
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- CN111339203B CN111339203B CN202010129716.7A CN202010129716A CN111339203B CN 111339203 B CN111339203 B CN 111339203B CN 202010129716 A CN202010129716 A CN 202010129716A CN 111339203 B CN111339203 B CN 111339203B
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
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- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
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- G06F16/5866—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, manually generated location and time information
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- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
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Abstract
The application relates to a block chain data acquisition method, a device and a system, wherein the block chain data acquisition method comprises the steps of acquiring service data and generating a secret key when the service data is uploaded to a block chain; acquiring a service operator image and service data acquisition time, wherein the service operator image is a picture taken by a service operator when the service operator operates service data; synthesizing the secret key and the acquisition time into a business operator image to generate a first proving record; the first certification record is associated with the service data and then uploaded to the blockchain. The method and the device can improve the authenticity of the block chain acquired data, so that the reliability of the whole block chain data is improved, and the method and the device are simple to operate, easy to implement and high in universality.
Description
Technical Field
The application belongs to the technical field of blockchain data acquisition, and particularly relates to a blockchain data acquisition method, device and system.
Background
Blockchains are novel application modes of computer technologies such as distributed data storage, point-to-point transmission, consensus mechanisms, encryption algorithms, and the like. Blockchain is a technical solution similar to a non-relational database, which is essentially a de-centralized database. The blockchain is used as a distributed account book, and has distributed and asymmetric encryption, consensus algorithm and the like, so that the data written into the blockchain is guaranteed to be non-tamper-proof, and therefore, the blockchain is widely applied in various fields.
Along with popularization and application of the blockchain technology in various fields, more and more data are written into the blockchain, although the blockchain technology can ensure the non-falsification of the written data and cannot ensure the authenticity of the written data, how to improve the blockchain data acquisition authenticity becomes a research focus of personnel in related technical fields, in the related technology, the automatic acquisition is performed by adopting the Internet of things (Internet of Things, ioT) equipment, and the credibility of the blockchain acquisition data is improved by adopting an equipment automatic acquisition mode. However, the common IoT devices need to be arranged in advance, which has more restrictions on the scene, resulting in the problems of small application range, complex implementation, high cost, and the like.
Disclosure of Invention
In order to overcome the problems of small application range, complex implementation and high cost caused by the fact that the automatic acquisition equipment needs to be arranged in advance by adopting the Internet of things equipment to at least overcome the related technologies to a certain extent, the application provides a block chain data acquisition method, device and system.
In a first aspect, the present application provides a blockchain data collection method, including:
collecting service data, and generating a secret key when the service data is uploaded to a blockchain;
acquiring a service operator image and service data acquisition time, wherein the service operator image is a picture taken by a service operator when the service operator operates service data;
synthesizing the secret key and the acquisition time into a business operator image to generate a first proving record;
and the first proving record is uploaded to the blockchain after being correlated with the service data.
Further, the method further comprises:
acquiring scene information of a service operator, synthesizing the scene information into an image of the service operator, and generating a second proving record;
and associating the second proving record with the business data, and uploading the associated data to the blockchain.
Further, the method further comprises:
acquiring position information of a business operator, wherein the position information comprises one or more of longitude, latitude and altitude;
synthesizing the position information into the business operator image to generate a third proving record;
and associating the third proving record with the business data, and uploading the associated data to the blockchain.
Further, the collecting service data includes:
and collecting electronic data input by the service operator at the terminal equipment and/or collecting physical item data checked by the service operator.
Further, the collecting the physical item data checked by the service operator includes:
and acquiring the photo and/or video data of the physical item data.
Further, the generating a first attestation record includes:
automatically generating a first certification record when collecting service data;
and/or,
the generation of the first certification record is manually triggered when the service data is collected.
In a second aspect, the present application provides a blockchain data collection device, comprising:
the service uplink module is used for collecting service data and generating a secret key when the service data is uploaded to the block chain;
the first acquisition module is used for acquiring images and acquisition time of service operators;
the synthesizing module is used for synthesizing the secret key and the acquisition time into the business operator image to generate a first proving record;
and the certification record uplink module is used for associating the first certification record with the service data and uploading the associated data to a blockchain.
Further, the device further comprises:
the second acquisition module is used for acquiring scene information of a service operator, synthesizing the scene information into the service operator image and generating a second proving record;
the synthesizing module is further used for synthesizing the scene information into the business operator image to generate a second proving record;
and the certification record uplink module is further used for associating the second certification record with the service data and uploading the associated data to the blockchain.
Further, the device further comprises:
the third acquisition module is used for acquiring the position information of the business operator, wherein the position information comprises one or more of longitude, latitude and altitude;
the synthesis module is also used for synthesizing the position information into the business operator image to generate a third proving record;
and the certification record uplink module is further used for associating the third certification record with the service data and uploading the associated data to the blockchain.
In a third aspect, the present application provides a blockchain data acquisition system, comprising:
information acquisition equipment, a server and a blockchain;
the information acquisition equipment is used for acquiring service data, service operator images and acquiring acquisition time;
the block chain is used for generating a secret key according to the service data;
the server is used for synthesizing the secret key and the acquisition time into the business operator image, generating a first proving record, associating the first proving record with the business data, and uploading the associated data to the blockchain.
The technical scheme provided by the embodiment of the application can comprise the following beneficial effects:
according to the blockchain data acquisition method, device and system provided by the embodiment of the invention, the authenticity of the acquisition of the business data can be proved by acquiring the image and the acquisition time of the business operator of the operator while acquiring the business data, the secret key is generated when the business data is uploaded to the blockchain, the secret key and the acquisition time are synthesized into the image of the business operator of the operator, the authenticity of the proving record is further ensured, the first proving record is associated with the business data, and the associated data is uploaded to the blockchain, so that the authenticity of the acquired data of the blockchain is improved, and the reliability of the whole blockchain data is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
Fig. 1 is a flowchart of a blockchain data collection method according to an embodiment of the present application.
Fig. 2 is a flowchart of a blockchain data collection method according to another embodiment of the present application.
Fig. 3 is a functional block diagram of a blockchain data collection device according to an embodiment of the present application.
FIG. 4 is a functional block diagram of a blockchain data acquisition system provided in an embodiment of the present application.
FIG. 5 is a flowchart of the operation of the blockchain data acquisition system provided in one embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail below. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, based on the examples herein, which are within the scope of the protection sought by those of ordinary skill in the art without undue effort, are intended to be encompassed by the present application.
Fig. 1 is a flowchart of a blockchain data collection method according to an embodiment of the present application, as shown in fig. 1, where the blockchain data collection method includes:
s11: collecting service data, and generating a secret key when the service data is uploaded to a blockchain;
s12: acquiring a service operator image and service data acquisition time, wherein the service operator image is a picture taken by a service operator when the service operator operates service data;
s13: synthesizing the secret key and the acquisition time into a business operator image to generate a first proving record;
s14: and the first proving record is uploaded to the blockchain after being correlated with the service data.
In the traditional blockchain data acquisition platform, the acquisition equipment is used for directly acquiring service data and uploading the service data to the blockchain, the service data is used as an original source of the blockchain data, if the service data is questioned, the whole blockchain data cannot be tampered and guaranteed, the reliability of the blockchain data is reduced, in the related technology, the IoT (Internet of things) equipment is adopted for automatic acquisition, and the credibility of the blockchain acquisition data is improved in an equipment automatic acquisition mode. However, the common IoT devices need to be arranged in advance, which has more restrictions on the scene, resulting in the problems of small application range, complex implementation, high cost, and the like.
In this embodiment, the authenticity of service data collection can be proved by acquiring the service operator image and the collection time of the operator while collecting the service data, a key is generated when the service data is uploaded to the blockchain, the key and the collection time are synthesized into the operator service operator image, the authenticity of the certification record is further ensured, the first certification record is associated with the service data, and the associated data is uploaded to the blockchain, so that the authenticity of the collected data of the blockchain is improved, and the method is simple to operate, easy to implement and high in universality.
An embodiment of the present invention provides another blockchain data collection method, as shown in a flowchart in fig. 2, including:
s21: collecting service data, and generating a secret key when the service data is uploaded to a blockchain;
s22: acquiring a service operator image, acquisition time, scene information of the service operator and position information of the service operator;
it should be noted that, the location information of the business operator includes, but is not limited to, longitude, latitude, altitude, etc.;
s23: synthesizing the secret key, the acquisition time, scene information of the service operator and position information of the service operator into a service operator image to generate a service authenticity proving record;
s24: and associating the business authenticity certification record with the business data, and uploading the associated data to a blockchain.
As an alternative implementation of the present invention, collecting service data includes, but is not limited to, the following:
mode one: collecting electronic data input by a service operator at terminal equipment;
mode two: and collecting the physical item data checked by the business operators.
In some embodiments, collecting physical item data for inspection by a business operator includes: and acquiring photos and/or video data of the physical item data.
In some embodiments, the service authenticity proof record can be generated in an automatic or manual triggering mode when the service data is acquired, and other nodes in the blockchain can acquire the service authenticity proof record at the same time when acquiring the acquired data, so that the authenticity of the acquired data is verified.
According to the blockchain data acquisition method, when a user stores service data into the blockchain, the acquisition of multidimensional information such as a service data uplink key, a service operator image, acquisition time, scene information of the service operator, position information of the service operator and the like is increased, and service authenticity certification records are synthesized and generated and stored into the blockchain, so that the authenticity of the service data in the blockchain is ensured.
Fig. 3 is a functional block diagram of a blockchain data collection device according to an embodiment of the present application, as shown in fig. 3, the blockchain data collection device includes:
the service uplink module 31 is configured to collect service data, and generate a key when the service data is uploaded to the blockchain;
a first acquiring module 32, configured to acquire a service operator image and an acquisition time;
a synthesizing module 33, configured to synthesize the key and the acquisition time into the service operator image, and generate a first certification record;
the certification record uplink module 34 is configured to associate the first certification record with the service data, and upload the associated data to the blockchain.
As an optional implementation manner of the present invention, the apparatus further includes:
a second obtaining module 35, configured to obtain scene information of the service operator, synthesize the scene information into an image of the service operator, and generate a second certification record;
the synthesizing module 33 is further configured to synthesize the scene information into the service operator image, and generate a second certification record;
the certification record uplink module 34 is further configured to associate the second certification record with the service data, and upload the associated data to the blockchain.
As an optional implementation manner of the present invention, the apparatus further includes:
a third obtaining module 36, configured to obtain location information of the business operator, where the location information includes one or more of longitude, latitude, and altitude;
the synthesizing module 33 is further configured to synthesize the location information into a service operator image, and generate a third certification record;
the certification record uplink module 34 is also configured to associate the third certification record with the service data and upload the associated data to the blockchain.
According to the blockchain data acquisition device, the business data are acquired through the business uplink module, the key is generated when the business data are uploaded to the blockchain, the first acquisition module acquires the business operator image and the acquisition time, the second acquisition module acquires the scene information of the business operator, the third acquisition module acquires the position information of the business operator, the synthesis module synthesizes the business data uplink key, the acquisition time, the scene information of the business operator and the position information of the business operator into the business operator image, the business authenticity proving record is generated, the proving record uplink module correlates the business authenticity proving record with the business data, and the correlated data are uploaded to the blockchain, so that the authenticity of the blockchain acquired data is guaranteed.
An embodiment of the present invention provides a blockchain data collection system, as shown in a functional structure diagram of fig. 5, where the blockchain data collection system includes:
an information acquisition device 41, a server 42, and a blockchain 43;
the information acquisition device 41 is used for acquiring service data, service operator images and acquiring acquisition time;
the blockchain 43 is used for generating a key according to the service data;
the server 42 is configured to synthesize the service data uplink key and the acquisition time into the service operator image, generate a first certification record, associate the first certification record with the service data, and upload the associated data to the blockchain 43.
It should be noted that the information collecting apparatus may also combine the collection time into the image of the business operator, generate the first certification record, and send the first certification record to the server 42.
The blockchain data acquisition system workflow is shown in fig. 5 and includes:
when a business operator uses a block chain data acquisition system, opening a business to automatically trigger information acquisition; uploading the collected service data to a block chain, and simultaneously producing a service data uplink key; the information acquisition equipment photographs the operation environment; photographing a business operator; collecting current longitude and latitude information, a network clock, operator information and the like, synthesizing service data uplink secret keys, service operator photos, operation environment photos, current longitude and latitude information, the network clock, the operator information and the like into service authenticity proving records, and sending the service information and the service authenticity proving records to a server; the server associates and stores the service information with the service authenticity records to the blockchain.
According to the blockchain data acquisition system, the information acquisition equipment is used for acquiring service data, the service operator images and acquiring acquisition time, the blockchain generates a secret key according to the service data, the server synthesizes the secret key and the acquisition time into the service operator images, generates a first proving record, associates the first proving record with the service data, and uploads the associated data to the blockchain, so that the authenticity of the service data can be guaranteed, the association between the proving record and the service data can be guaranteed, the authenticity of the blockchain acquisition data is further improved, the reliability of the whole blockchain data is improved, and the system is simple to operate and easy to popularize.
It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.
It should be noted that in the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present application, unless otherwise indicated, the meaning of "plurality" means at least two.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and further implementations are included within the scope of the preferred embodiment of the present application in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present application.
It is to be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above-described embodiments, the various steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, may be implemented using any one or combination of the following techniques, as is well known in the art: discrete logic circuits having logic gates for implementing logic functions on data signals, application specific integrated circuits having suitable combinational logic gates, programmable Gate Arrays (PGAs), field Programmable Gate Arrays (FPGAs), and the like.
Those of ordinary skill in the art will appreciate that all or a portion of the steps carried out in the method of the above-described embodiments may be implemented by a program to instruct related hardware, where the program may be stored in a computer readable storage medium, and where the program, when executed, includes one or a combination of the steps of the method embodiments.
In addition, each functional unit in each embodiment of the present application may be integrated in one processing module, or each unit may exist alone physically, or two or more units may be integrated in one module. The integrated modules may be implemented in hardware or in software functional modules. The integrated modules may also be stored in a computer readable storage medium if implemented in the form of software functional modules and sold or used as a stand-alone product.
The above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, or the like.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.
It should be noted that the present invention is not limited to the above-mentioned preferred embodiments, and those skilled in the art can obtain other products in various forms without departing from the scope of the present invention, however, any changes in shape or structure of the present invention, and all technical solutions that are the same or similar to the present application, fall within the scope of the present invention.
Claims (6)
1. A blockchain data collection method, comprising:
collecting service data, and generating a secret key when the service data is uploaded to a blockchain;
acquiring a service operator image and service data acquisition time, wherein the service operator image is a picture taken by a service operator when the service operator operates service data;
synthesizing the secret key and the acquisition time into a business operator image to generate a first proving record;
the first proving record is uploaded to the blockchain after being correlated with the service data;
acquiring scene information of a service operator, synthesizing the scene information into an image of the service operator, and generating a second proving record;
associating the second certification record with the business data, and uploading the associated data to the blockchain;
acquiring position information of a business operator, wherein the position information comprises one or more of longitude, latitude and altitude;
synthesizing the position information into the business operator image to generate a third proving record;
and associating the third proving record with the business data, and uploading the associated data to the blockchain.
2. The blockchain data collection method of claim 1, wherein the collecting business data includes:
and collecting electronic data input by the service operator at the terminal equipment and/or collecting physical item data checked by the service operator.
3. The blockchain data collection method of claim 2, wherein the collection of physical item data inspected by a business operator comprises:
and acquiring the photo and/or video data of the physical item data.
4. The blockchain data collection method of claim 1, wherein the generating a first certification record includes:
automatically generating a first certification record when collecting service data;
and/or,
the generation of the first certification record is manually triggered when the service data is collected.
5. A blockchain data acquisition device, comprising:
the service uplink module is used for collecting service data and generating a secret key when the service data is uploaded to the block chain;
the first acquisition module is used for acquiring images and acquisition time of service operators;
the second acquisition module is used for acquiring scene information of the service operator;
the third acquisition module is used for acquiring the position information of the business operator, wherein the position information comprises one or more of longitude, latitude and altitude;
the synthesizing module is used for synthesizing the secret key and the acquisition time into the business operator image to generate a first proving record, synthesizing the scene information into the business operator image to generate a second proving record, and synthesizing the position information into the business operator image to generate a third proving record;
and the certification record uplink module is used for associating the first certification record, the second certification record and the third certification record with the service data and uploading the associated data to a blockchain.
6. A blockchain data acquisition system, comprising:
information acquisition equipment, a server and a blockchain;
the information acquisition equipment is used for acquiring service data, service operator images, acquiring acquisition time, scene information of service operators and position information of the service operators, wherein the position information comprises one or more of longitude, latitude and altitude;
the block chain is used for generating a secret key according to the service data;
the server is used for synthesizing the secret key and the acquisition time into the business operator image, generating a first proving record, synthesizing the scene information into the business operator image, generating a second proving record, synthesizing the position information into the business operator image, generating a third proving record, associating the first proving record, the second proving record and the third proving record with the business data, and uploading the associated data to the blockchain.
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