CN108322528B - Advertisement click recording method and system based on block chain - Google Patents
Advertisement click recording method and system based on block chain Download PDFInfo
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- CN108322528B CN108322528B CN201810076891.7A CN201810076891A CN108322528B CN 108322528 B CN108322528 B CN 108322528B CN 201810076891 A CN201810076891 A CN 201810076891A CN 108322528 B CN108322528 B CN 108322528B
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Abstract
The invention discloses an advertisement click recording method and system based on a block chain, wherein the method comprises the following steps: after receiving a request sent by a client, a block link point server analyzes user click data sent by the client and extracts a user identification code and an advertisement identification code; the block chain node server sends a request to a database server according to the user identification code to obtain user information; the block chain node server sends a request to the database server according to the advertisement identification code to obtain advertisement information; the block chain link point server combines the user information, the advertisement information and the click time to be used as advertisement click data; and the block chain node server collects all advertisement click data in the same time period, creates a block and writes the block into a block chain. The method and the system record the clicking behavior of the user on the advertisement by utilizing the characteristic that the block chain can not be tampered, ensure the authenticity and completeness of the clicking record of the advertisement, and effectively prevent the leakage of the full data caused by the breakage of the database server.
Description
Technical Field
The invention relates to an advertisement click recording method and system, in particular to an advertisement click recording method and system based on a block chain, and belongs to the field of advertisement marketing.
Background
The advertisement marketing is an important means for enterprise marketing, and the product is mainly publicized and popularized through the advertisement carrier, so that consumers can directly purchase the product, the product sale is expanded, and the awareness, reputation and influence of enterprises are improved. Typically, an advertiser will select one or more of print media, electronic media, outdoor media, direct mail, sales floor, digital interconnect, campaign 7 type media for advertising. For an advertiser, how to accurately record the intention of clicking an advertisement and potential customers, determine the advertisement marketing effect, count and track the influence on the product sales volume, and further determine the advertisement marketing return on investment is an important problem.
At present, methods for recording advertisement click behaviors are mainly divided into two types: the server-side database stores advertisement click records and the client-side local database stores advertisement click records. The first method specifically includes two implementation manners: recording the user clicking behavior by replacing the hyperlink with a bridge page (also called a door page, a jump page and a transition page), and sending bridge page information and user equipment information to a server and storing the information in a database; the client calls the interface, and the server records the advertisement clicking behavior by recording the calling condition of the interface and stores the advertisement clicking behavior in the database. The second method is mainly to store the advertisement click records through the local cache or the memory of the client.
However, the way in which the database stores the advertisement click records has the following disadvantages: 1) data cannot be guaranteed not to be tampered; 2) if the database is broken, the personal information of the user and the advertisement click record are leaked; the client locally stores the advertisement click record and has the following defects: 1) data cannot be guaranteed not to be tampered; 2) without transmission to the server, the advertiser cannot learn the record, nor can it mine the value of the data.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides an advertisement click recording method based on a block chain, which guarantees the authenticity and the completeness of advertisement click records stored in a block based on the characteristic that the block chain can not be tampered, has important significance for an advertiser to discriminate an intended client and a potential client crowd and determine the advertisement marketing investment return ratio, and simultaneously stores the advertisement click records and the basic information of the user separately, thereby effectively preventing the full data leakage caused by the database server being broken.
Another object of the present invention is to provide an advertisement click recording system based on a block chain.
The purpose of the invention can be achieved by adopting the following technical scheme:
the advertisement click recording method based on the block chain comprises the following steps:
after receiving a request sent by a client, a block link point server analyzes user click data sent by the client and extracts a user identification code and an advertisement identification code;
the block chain node server sends a request to a database server according to the user identification code to obtain user information;
the block chain node server sends a request to the database server according to the advertisement identification code to obtain advertisement information;
the block chain link point server combines the user information, the advertisement information and the click time to be used as advertisement click data;
and the block chain node server collects all advertisement click data in the same time period, creates a block and writes the block into a block chain.
Further, when there is no previous block, the block chain node server summarizes all advertisement click data in the same time period, creates a block, and writes the block chain into the block chain, which specifically includes:
the block chain node server collects all advertisement click data in the same time period;
the block link point server counts the number of advertisement click data;
the block chain node server calculates the Mercker root of the advertisement click data through a Mercker tree algorithm;
the block chain node server calculates the hash value of data consisting of the timestamp and the Mercker root as the block head hash value of the block to be created;
the block-link node server creates a block as the first block of the block chain.
Further, the block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, a timestamp, a Mercker root and a hash value of the block head.
Further, when there is a previous block, the block chain node server summarizes all advertisement click data in the same time period, creates a block, and writes the block chain into the block chain, which specifically includes:
the block chain node server collects all advertisement click data in the same time period;
the block link point server counts the number of advertisement click data;
the block chain node server calculates the Mercker root of the advertisement click data through a Mercker tree algorithm;
the block chain node server calculates the hash value of the data composed of the hash value of the previous block, the time stamp and the Mercker root as the block head hash value of the new block
Creating a new block by the block link point server;
the new block is connected to the back of the previous block, forming a chain of blocks.
Further, the new block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, the hash value of the previous block head, the Mercker root, the timestamp and the hash value of the block head.
The other purpose of the invention can be achieved by adopting the following technical scheme:
the advertisement click recording system based on the block chain comprises a client, a block chain link point server and a database server;
the block link point server includes:
the identification code extraction module is used for analyzing the user click data sent by the client after receiving a request sent by the client and extracting a user identification code and an advertisement identification code;
the user information acquisition module is used for sending a request to the database server according to the user identification code to acquire user information;
the advertisement information acquisition module is used for sending a request to the database server according to the advertisement identification code to acquire advertisement information;
the advertisement click data acquisition module is used for combining the user information, the advertisement information and the click time to be used as advertisement click data;
and the writing block chain module is used for summarizing all advertisement click data in the same time period, creating a block and writing the block chain.
Further, when there is no previous block, the write block chain module specifically includes:
the first data summarization unit is used for summarizing all advertisement click data in the same time period;
the first quantity counting unit is used for counting the quantity of the advertisement click data;
the first computing unit is used for computing the Mercker root of the advertisement click data through a Mercker tree algorithm;
the second calculation unit is used for calculating the hash value of data consisting of the timestamp and the Mercker root as the block head hash value to be created;
a first block creation unit for creating a block as a first block of the block chain.
Further, the block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, a timestamp, a Mercker root and a hash value of the block head.
Further, when there is a previous block, the write block chain module specifically includes:
the second data summarization unit is used for summarizing all advertisement click data in the same time period;
the second quantity counting unit is used for counting the quantity of the advertisement click data;
the third calculation unit is used for calculating the Mercker root of the advertisement click data through a Mercker tree algorithm;
a fourth calculation unit configured to calculate a hash value of data composed of the hash value of the previous block, the timestamp, and the mercker root as a block header hash value of the new block;
a second block creating unit for creating a new block;
and the block chain forming unit is used for connecting the new block to the back of the previous block to form a block chain.
Further, the new block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, the hash value of the previous block head, the Mercker root, the timestamp and the hash value of the block head.
Compared with the prior art, the invention has the following beneficial effects:
in the method and the system of the invention, after receiving the request sent by the client, the block chain link point server analyzes the user click data sent by the client and extracts the user identification code and the advertisement identification code, requesting the database server to obtain the user information and the advertisement information according to the user identification code and the advertisement identification code, the click event combination is used as advertisement click data, all advertisement click data in the same time period are collected, a block is created and written into a block chain, the click behavior of a user on the advertisement is recorded by utilizing the characteristic that the block chain can not be tampered, the authenticity and the completeness of the advertisement click record are guaranteed, meanwhile, the user information is stored in a database server, the advertisement click record is stored in a block chain node server, the user information and the advertisement click records are stored separately, so that the safety of data can be effectively guaranteed, and the full data leakage caused by the database server being broken is prevented.
Drawings
Fig. 1 is a flowchart of an advertisement click recording method based on a block chain according to embodiment 1 of the present invention.
FIG. 2 is a first block structure diagram of a block chain according to embodiment 1 of the present invention
Fig. 3 is a new block diagram of the block chain according to embodiment 1 of the present invention.
Fig. 4 is a schematic diagram of a block chain according to embodiment 1 of the present invention.
FIG. 5 is an architecture diagram of a block chain-based advertisement click recording system according to embodiment 2 of the present invention.
Fig. 6 is a block diagram of a block-link point server according to embodiment 2 of the present invention.
FIG. 7 is a block diagram of a write blockchain module in the absence of a previous block according to embodiment 2 of the present invention.
FIG. 8 is a block diagram of a write blockchain module when a previous block exists according to embodiment 2 of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited thereto.
Example 1:
as shown in fig. 1, the present embodiment provides a block chain-based advertisement click recording method, which is implemented by a client, a block chain node server, and a database server.
The client can be installed on user equipment (such as a smart phone, a tablet computer, a handheld terminal of a PDA, a notebook computer, a desktop computer, etc.), and for the smart phone, the tablet computer, and the handheld terminal of the PDA, the client can be in the form of an APP (Application) or a web page, and for the notebook computer and the desktop computer, the client can be in the form of a desktop Application or a web page.
And the block link node server is only used for recording the clicking behavior of the user on the advertisement.
And the database server is used for storing the user information and the advertisement information.
The advertisement click recording method based on the block chain in the embodiment specifically comprises the following steps:
s1, the user registers through the client and obtains a user identification code, and the user identification code is stored in the memory of the user equipment all the time.
And S2, the database server records user information, wherein the user information comprises personal information such as user name, password, mobile phone number and the like.
The above steps S1 and S2 are preconditions for implementing the advertisement click record, and the main process of the advertisement click record is implemented by the following steps:
s3, the user clicks the advertisement of the client.
S4, the client sends a request to the block chain node server, and sends the user click data obtained by combining the user identification code, the click time (accurate to seconds) and the advertisement identification code to the block chain node server.
S5, after receiving the request sent by the client, the block chain link point server analyzes the user click data sent by the client and extracts the user identification code and the advertisement identification code.
And S6, the block chain link point server sends a request to the database server according to the user identification code to obtain user information, wherein the user information comprises a user name.
And S7, the block chain link point server sends a request to the database server according to the advertisement identification code to obtain advertisement information, wherein the advertisement information comprises information such as an advertiser and an advertisement title.
S8, the block chain link point server combines the user information, the advertisement information and the click time to be used as advertisement click data.
S9, the block chain link point server collects all advertisement click data in the same time period (the same minute), creates a block and writes the block into a block chain.
The step S9 specifically includes the following steps:
s91, the tile link point server aggregates all advertisement click data for the same time period (the same minute).
S92, the block chain link point server counts the number of the advertisement click data.
S93, the block-link point server calculates merkel (Merkle) root of the advertisement click data through merkel tree (Merkle) algorithm.
S94, if there is no previous block, it indicates that the block to be created is the first block of the block chain, and go to step S95; if there is a previous block, which indicates that the block to be created is a new block, the process proceeds to step S97.
S95, the chunk chain node server calculates the Hash value of the data composed of the timestamp and the merck root as the Hash value of the chunk header of the chunk to be created, i.e. Hash (timestamp + merck root).
S96, the tile link point server creates a tile as the first tile of the tile chain.
The structure of the block is shown in fig. 2, and includes a block header and a block body, where the block body is used to store advertisement click data, that is, all advertisement click data in the same minute, and the block header is used to store a block chain version number, the number of advertisement click data in the block body, a timestamp, a mercker root, and a hash value of the block header.
S97, the chunk node server calculates the Hash value of the data composed of the previous chunk Hash value, the timestamp and the merck root as the chunk header Hash value of the new chunk, i.e. Hash (previous chunk Hash value + timestamp + merck root).
S98, the tile chain node server creates a new tile.
The structure of the new block is shown in fig. 3, and also includes a block header and a block body, where the block body is used to store advertisement click data, that is, all advertisement click data in the same minute; the block head is used for storing a block chain version number, the number of advertisement click data in the block body, the hash value of the previous block head, the Mercker root, the timestamp and the hash value of the block head.
And S99, connecting the new block to the back of the previous block to form a block chain, wherein the form of the block chain is shown in FIG. 4.
Example 2:
as shown in fig. 5, the present embodiment provides an advertisement click recording system based on a block chain, which includes a client 1, a block chain node server 2 and a database server 3, where the block chain node server 2 is connected to the client 1 and the database server 3, respectively.
The client 1 may be installed on a user device (such as a smart phone, a tablet computer, a PDA handheld terminal, a notebook computer, a desktop computer, etc.), and for the smart phone, the tablet computer, and the PDA handheld terminal, the client may be in the form of an APP (Application) or a web page, and for the notebook computer and the desktop computer, the client may be in the form of a desktop Application or a web page.
A user can register and obtain a user identification code through a client 1, the user identification code is stored in a memory of user equipment all the time, the client 1 can send a request to a block chain node server 2, user click data obtained by combining the user identification code, click time (accurate to seconds) and an advertisement identification code is sent to the block chain node server 2, and user information registered at the client 1 is sent to a database server 3 for storage.
The database server 3 is used for storing user information and advertisement information.
The block chain node server 2 is only used for recording the click behavior of the user on the advertisement, as shown in fig. 6, the block chain node server 2 includes an identification code extraction module 201, a user information acquisition module 202, an advertisement information acquisition module 203, an advertisement click data acquisition module 204, and a block chain writing module 205, and the specific functions of each module are as follows:
the identification code extraction module 201 is used for analyzing the user click data sent by the client after receiving a request sent by the client, and extracting a user identification code and an advertisement identification code;
the user information obtaining module 202 is configured to send a request to a database server according to the user identifier to obtain user information;
the advertisement information acquisition module 203 is used for sending a request to the database server according to the advertisement identification code to acquire advertisement information;
the advertisement click data acquisition module 204 is configured to combine the user information, the advertisement information, and the click time as advertisement click data;
the write block chain module 205 is configured to summarize all advertisement click data in the same time period, create a block, and write the block chain.
When there is no previous block, the write blockchain module 205 specifically includes:
the first data summarization unit 20501 is configured to summarize all advertisement click data in the same time period;
a first number counting unit 20502 for counting the number of advertisement click data;
a first calculation unit 20503, configured to calculate a mercker root of the advertisement click data through a mercker tree algorithm;
a second calculation unit 20504, configured to calculate a hash value of data composed of a timestamp and a mercker root as a chunk header hash value to be created;
a first chunk creation unit 20505, configured to create a chunk as a first chunk of the chunk chain, where the chunk includes a chunk header and a chunk body, where the chunk body is used to store the advertisement click data, and the chunk header is used to store a chunk chain version number, the number of advertisement click data in the chunk body, a timestamp, a mercker root, and a local chunk header hash value.
When there is a previous block, the write blockchain module 205 specifically includes:
a second data summarization unit 20506, configured to summarize all advertisement click data in the same time period;
a second quantity counting unit 20507 for counting the quantity of advertisement click data;
a third calculation unit 20508, configured to calculate a mercker root of the advertisement click data through a mercker tree algorithm;
a fourth calculation unit 20509 configured to calculate a hash value of data composed of the previous tile hash value, the timestamp, and the mercker root as a tile head hash value of the new tile;
a second chunk creating unit 20510, configured to create a new chunk, where the new chunk includes a chunk header and a chunk body, where the chunk body is configured to store the advertisement click data, and the chunk header is configured to store a chunk chain version number, the number of advertisement click data in the chunk body, a hash value of a previous chunk header, a mercker root, a timestamp, and a local chunk header hash value.
A block chain forming unit 20511 is used to connect the new block to the back of the previous block, forming a block chain.
It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by using a program to instruct the relevant hardware, and the corresponding program may be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk or optical disk.
It should be noted that the system provided in the foregoing embodiment is only illustrated by the division of the functional modules, and in practical applications, the above functions may be distributed by different functional modules as needed, that is, the internal structure is divided into different functional modules to complete all or part of the functions described above.
It will be understood that the terms "first," "second," and the like, as used in the systems of the various embodiments described above, may be used to describe various elements, but these elements are not limited by these terms. These terms are only used to distinguish one element from another. For example, a first computing unit may be referred to as a second computing unit, and similarly, a second computing unit may be referred to as a first computing unit, both being computing units, but not being the same, without departing from the scope of the invention.
In summary, in the method and system of the present invention, after the block link node server receives the request from the client, analyzing the user click data sent by the client, extracting the user identification code and the advertisement identification code, requesting the database server to obtain the user information and the advertisement information according to the user identification code and the advertisement identification code, the click event combination is used as advertisement click data, all advertisement click data in the same time period are collected, a block is created and written into a block chain, the click behavior of a user on the advertisement is recorded by utilizing the characteristic that the block chain can not be tampered, the authenticity and the completeness of the advertisement click record are guaranteed, meanwhile, the user information is stored in a database server, the advertisement click record is stored in a block chain node server, the user information and the advertisement click records are stored separately, so that the safety of data can be effectively guaranteed, and the full data leakage caused by the database server being broken is prevented.
The above description is only for the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the scope of the present invention.
Claims (10)
1. The advertisement click recording method based on the block chain is characterized by comprising the following steps: the method is realized by a client, a block chain node server and a database server, wherein the client is installed on user equipment, the database server is used for storing user information and advertisement information, the user information comprises a user name, a password and a mobile phone number, and the advertisement information comprises an advertiser and an advertisement title;
the method comprises the following steps:
a user registers and obtains a user identification code through a client, and the user identification code is always stored in a memory of user equipment;
clicking the advertisement of the client by the user;
the client sends a request to the block chain node server, and sends user click data obtained by combining the user identification code, the click time and the advertisement identification code to the block chain node server;
after receiving a request sent by a client, a block link point server analyzes user click data sent by the client and extracts a user identification code and an advertisement identification code;
the block chain node server sends a request to a database server according to the user identification code to obtain user information;
the block chain node server sends a request to the database server according to the advertisement identification code to obtain advertisement information;
the block chain link point server combines the user information, the advertisement information and the click time to be used as advertisement click data;
and the block chain node server collects all advertisement click data in the same time period, creates a block and writes the block into a block chain.
2. The block chain-based advertisement click recording method according to claim 1, wherein: when the previous block does not exist, the block chain node server collects all advertisement click data in the same time period, creates a block and writes the block into a block chain, and specifically includes:
the block chain node server collects all advertisement click data in the same time period;
the block link point server counts the number of advertisement click data;
the block chain node server calculates the Mercker root of the advertisement click data through a Mercker tree algorithm;
the block chain node server calculates the hash value of data consisting of the timestamp and the Mercker root as the block head hash value of the block to be created;
the block-link node server creates a block as the first block of the block chain.
3. The block chain-based advertisement click recording method according to claim 2, wherein: the block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, a timestamp, a Mercker root and a hash value of the block head.
4. The block chain-based advertisement click recording method according to claim 1, wherein: when the previous block exists, the block chain node server collects all advertisement click data in the same time period, creates a block and writes the block into a block chain, and specifically includes:
the block chain node server collects all advertisement click data in the same time period;
the block link point server counts the number of advertisement click data;
the block chain node server calculates the Mercker root of the advertisement click data through a Mercker tree algorithm;
the block chain node server calculates the hash value of data consisting of the hash value of the previous block, the timestamp and the Mercker root as the block head hash value of the new block;
creating a new block by the block link point server;
the new block is connected to the back of the previous block, forming a chain of blocks.
5. The block chain-based advertisement click recording method according to claim 4, wherein: the new block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, the hash value of the previous block head, the Mercker root, the timestamp and the hash value of the block head.
6. Advertisement click recording system based on block chain, its characterized in that: the system comprises a client, a block chain link point server and a database server;
the client is installed on the user equipment, a user registers and obtains a user identification code through the client, the user identification code is always stored in a memory of the user equipment, after the user clicks the advertisement of the client, the client sends a request to the block chain node server, and user click data obtained by combining the user identification code, click time and the advertisement identification code is sent to the block chain node server;
the database server is used for storing user information and advertisement information, wherein the user information comprises a user name, a password and a mobile phone number, and the advertisement information comprises an advertiser and an advertisement title;
the block link point server includes:
the identification code extraction module is used for analyzing the user click data sent by the client after receiving a request sent by the client and extracting a user identification code and an advertisement identification code;
the user information acquisition module is used for sending a request to the database server according to the user identification code to acquire user information;
the advertisement information acquisition module is used for sending a request to the database server according to the advertisement identification code to acquire advertisement information;
the advertisement click data acquisition module is used for combining the user information, the advertisement information and the click time to be used as advertisement click data;
and the writing block chain module is used for summarizing all advertisement click data in the same time period, creating a block and writing the block chain.
7. The blockchain-based advertisement click recording system according to claim 6, wherein: when there is no previous block, the write blockchain module specifically includes:
the first data summarization unit is used for summarizing all advertisement click data in the same time period;
the first quantity counting unit is used for counting the quantity of the advertisement click data;
the first computing unit is used for computing the Mercker root of the advertisement click data through a Mercker tree algorithm;
the second calculation unit is used for calculating the hash value of data consisting of the timestamp and the Mercker root as the block head hash value to be created;
a first block creation unit for creating a block as a first block of the block chain.
8. The blockchain-based advertisement click recording system according to claim 7, wherein: the block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, a timestamp, a Mercker root and a hash value of the block head.
9. The blockchain-based advertisement click recording system according to claim 6, wherein: when there is a previous block, the write blockchain module specifically includes:
the second data summarization unit is used for summarizing all advertisement click data in the same time period;
the second quantity counting unit is used for counting the quantity of the advertisement click data;
the third calculation unit is used for calculating the Mercker root of the advertisement click data through a Mercker tree algorithm;
a fourth calculation unit configured to calculate a hash value of data composed of the hash value of the previous block, the timestamp, and the mercker root as a block header hash value of the new block;
a second block creating unit for creating a new block;
and the block chain forming unit is used for connecting the new block to the back of the previous block to form a block chain.
10. The blockchain-based advertisement click recording system of claim 9, wherein: the new block comprises a block head and a block body;
the block body is used for storing advertisement click data;
the block head is used for storing a block chain version number, the number of advertisement click data in the block body, the hash value of the previous block head, the Mercker root, the timestamp and the hash value of the block head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810076891.7A CN108322528B (en) | 2018-01-26 | 2018-01-26 | Advertisement click recording method and system based on block chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810076891.7A CN108322528B (en) | 2018-01-26 | 2018-01-26 | Advertisement click recording method and system based on block chain |
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| Publication Number | Publication Date |
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| KR102134964B1 (en) * | 2018-08-06 | 2020-07-16 | 하성남 | Advertisement information platform service providing system using block chain |
| KR102192695B1 (en) * | 2018-09-17 | 2020-12-17 | 엔에이치엔 주식회사 | A method of operating Advertising services system based on Blockchain and a system for implementing the service environment |
| CN109308638A (en) * | 2018-09-30 | 2019-02-05 | 北京奇虎科技有限公司 | Ad trafficking system, server and readable storage medium storing program for executing based on block chain |
| CN110009398A (en) * | 2019-03-14 | 2019-07-12 | 上海电机学院 | Advertisement based on block chain and credible performing environment is from attribution method |
| US11455651B2 (en) * | 2019-04-16 | 2022-09-27 | Meta Platforms, Inc. | Attribution of conversion made by a client using impression block and conversion block |
| CN111178971A (en) * | 2019-12-30 | 2020-05-19 | 腾讯科技（深圳）有限公司 | Advertisement putting control method and device, electronic equipment and storage medium |
| CN111260399B (en) * | 2020-01-15 | 2022-02-25 | 腾讯科技（深圳）有限公司 | Advertisement data processing method and device based on block chain network and electronic equipment |
| CN111325581B (en) * | 2020-02-27 | 2021-08-31 | 腾讯科技（深圳）有限公司 | Data processing method and device, electronic equipment and computer readable storage medium |
| CN111898164B (en) * | 2020-07-02 | 2024-03-29 | 武汉纺织大学 | Data integrity auditing method supporting label block chain storage and query |
| CN112367541B (en) * | 2020-11-02 | 2023-04-07 | 中国联合网络通信集团有限公司 | Video pushing method based on block chain, video node and system |
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