CN111104684A - Block chain-based fund supervision method and system - Google Patents
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Abstract
The invention discloses a fund supervision method and system based on a block chain, which relate to the technical field of electronic government information systems, and comprise the steps of initializing a block chain system, deploying a block chain core service program and a block chain account book at a supervision organization, a welfare organization and a fund escrow, and deploying a block chain account book at a donor and a recipient; the method comprises the following steps that a donation request is initiated by a welfare agency and submitted to a block chain when a donation request is lifted by a donator; the donator initiates donation and transfers money to the fund escrow through a transfer program; after the fund escrow confirms that the transfer is successful, the welfare agency verifies that the balance of the block chain account book is correct and prepares to initiate donation to the recipient; the recipient encrypts the account information and submits the encrypted account information to the block chain, and the welfare agency requests the fund escrow direction to initiate transfer to the recipient; the fund escrow transfers funds to the recipient, and the recipient confirms that the corresponding donation is received and then the donation is finished.
Description
Technical Field
The invention relates to the technical field of electronic government affair information systems, in particular to a fund supervision method and system based on a block chain.
Background
The biggest problem of fund money in the real distribution process is the transparency of money donation or distribution process, and the frequently occurring problems are: 1. The money does not accurately reach the hands of the donated people, but is carried by other purposes; 2. the money is distributed unreasonably, and part of the money is obtained by the donators in a smaller proportion; 3. the donated people make a denial after obtaining the donation, which means that the donation is not received, or make a denial for the donated amount or the donated object quantity;
there are three methods for handling funds:
1. the mechanism adopts manual operation, manual records enter the account book, and then the account book can be tampered, the distribution of donated money cannot be transparent, and the donation process cannot be transparent;
2. the method has the advantages that an electronic donation mode is used, donation money is directly remitted into an account of a donated person through an electronic channel, although the efficiency is improved to a certain extent, the donation result cannot be prevented from being tampered, because some donation information recording systems are controlled and maintained by a donation welfare agency, and a database of the donation information recording systems is possibly tampered;
3. the block chain method is used for realizing source tracing and non-tampering to a certain extent by a block chain mode of multi-party accounting, but the mode generally stores accounts on a supervision institution and other nodes, and the supervision institution also has a chance of tampering.
Disclosure of Invention
The invention aims to: the invention provides a block chain-based fund supervision method and system, aiming at solving the problems that the accounting and distribution of the fund money are easy to be tampered, and the dark box operation or unfairness phenomenon occurs.
The invention specifically adopts the following technical scheme for realizing the purpose:
a blockchain-based fund supervision method, comprising:
initializing a block chain system, deploying a block chain core service program and a block chain account book at a supervisory organization, a welfare organization and a fund escrow, deploying block chain account books at a donor and a recipient, and adding the supervisory organization, the welfare organization, the fund escrow, the donor and the recipient into the block chain;
the recipient raises the demand to the welfare mechanism, and the welfare mechanism initiates a donation request to be submitted to the block chain;
the donator initiates donation according to the donation request on the block chain, transfers the money to the fund escrow party through a transfer program, and simultaneously records the transfer record on the block chain account book;
after confirming that the transfer is successful, the fund escrow submits confirmation information to a welfare agency, the welfare agency verifies the balance of the block chain account book, and if the balance of the block chain account book is determined to be correct, the fund escrow prepares to initiate donation to a recipient;
the method comprises the steps that a given party encrypts account information of the given party at a fund escrow party and submits the encrypted account information to a block chain, and a welfare agency requests the fund escrow party to initiate transfer to the given party;
and the fund escrow transfers the funds to the recipient according to a preset donation mode, and the recipient confirms that the corresponding donation is received and then the donation is ended.
Further, the block chain core service programs deployed by the supervisory organization, the welfare organization and the fund escrow include a peer server program and a peer client program, the donor and the recipient install an appClient program on a computer or a mobile phone terminal, the appClient program communicates with the peer client program and submits a block chain account book modification request, the peer client program checks the validity of the modification request after receiving the block chain account book modification request, and if the block chain core service program is legal, the peer server program is required to perform block chain account book synchronization on the whole block chain network.
Further, the welfare agency initiates a donation request and submits the donation request to the block chain, specifically including:
the welfare agency packages the donation request in a protobuf data format through the peer client program, then the peer client program encrypts and packages the packaged donation request by using a private key of the welfare agency, and the server program submits the encrypted and packaged donation request to the block chain account book.
Further, the initiating of the donation by the donator specifically comprises:
and the donor appparent program calls a transfer program provided by the fund hosting party to transfer accounts to the fund hosting party, after the result of successful transfer is received, the transfer record and the successful transfer result are submitted to a peer client program of the fund hosting party through the appparent program, then the peer client program of the fund hosting party is submitted to a peer server program, and the peer server program is requested to synchronize the transfer record and the successful transfer result to all block chain accounts in the block chain network.
Further, after the fund escrow confirms that the transfer is successful, the confirmation information and the total donation balance are submitted to the blockchain network through a peer client program and a peer server program, and then the welfare agency verifies the blockchain ledger balance.
Further, the recipient encrypts and submits the account information of the recipient to the blockchain after the account information of the recipient is encrypted, specifically:
the donation side inputs the account information into an appparent program, the appparent program packages the account information in a protobuf data format, then the private key of the donation side is used for carrying out encryption packaging on the packaged account information, and the encrypted and packaged account information is submitted to a block chain account book.
Further, the welfare agency requests the fund escrow party to initiate transfer to the recipient, and specifically, the welfare agency peer client initiates a transfer request to the fund escrow party through a transfer program provided by the fund escrow party.
Further, there are two types of the preset donation modes, wherein:
the first donation mode is that transfer is carried out according to a block chain intelligent contract according to the request of a recipient or a reasonable value specified by policy and regulation;
the second type of donation is based on the total donation amount received by the fund escrow in the donation, and is fairly distributed by the block chain intelligent contract according to the number of the recipients.
Furthermore, the fund trustee transfers the funds to the recipient according to a preset donation mode, specifically, the fund trustee transfers the corresponding donation from the escrow account to the recipient account, the recipient confirms that the corresponding donation is received and then the donation is ended, specifically, the fund trustee synchronizes the transfer result to the block chain network through an appClent program, and the recipient synchronizes the confirmation result to the block chain network through the appClent program.
A system of a block chain-based fund supervision method comprises a supervision mechanism, a welfare mechanism, a fund escrow party and a donor and a recipient, wherein the supervision mechanism is provided with a block chain core service program and a block chain account book, and the donor and the recipient are provided with the block chain account book.
The invention has the following beneficial effects:
1. the invention creates a block chain account book technology based on a client terminal such as a mobile phone terminal of a recipient, so that a personal terminal can become a block chain node, and the block chain application is different from the current block chain application that only key departments and mechanisms are block chain link points, and the individual serving as the block chain link point can be fully ensured to be used as an individual and can also inquire and track information in a fund donation process, so that the whole recipient group can participate in a supervision process to supervise all donation processes, and unfair operation is prevented.
2. The invention utilizes the intelligent contract to carry out fund distribution, controls the settlement and clearing processes, ensures that all the donated groups can see the whole process of the donated fund distribution, ensures the fairness and justice to the maximum extent and avoids the possibility of manual dark box operation.
Drawings
FIG. 1 is a schematic representation of a donation flow according to an embodiment of the present invention.
Detailed Description
For a better understanding of the present invention by those skilled in the art, the present invention will be described in further detail below with reference to the accompanying drawings and the following examples.
Example 1
As shown in fig. 1, the present embodiment provides a fund supervision method based on a block chain, including:
initializing a block chain system, and deploying a block chain core service program and a block chain account book at a supervisory organization, a welfare organization and a fund escrow, wherein the supervisory organization can enable a government and a government bureau, the welfare organization is a red cross or a fund meeting and the like, the fund escrow is a bank, the block chain account book is deployed at a donor and a recipient, and then the supervisory organization, the welfare organization, the fund escrow, the donor and the recipient are added into the block chain; the block chain core service programs deployed by the supervision organization, the welfare organization and the fund escrow comprise a peer server program and a peer client program, an appClient program is installed on a computer or a mobile phone terminal by a donor and a recipient, the appClient program is communicated with the peer client program and submits a block chain account book modification request, the client program receives the block chain account book modification request and then checks the validity of the modification request, and if the block chain account book modification request is legal, the peer server program is required to synchronize the block chain account book on the whole block chain network;
when a recipient raises a demand to a welfare mechanism, the welfare mechanism initiates a donation request to submit to a block chain, specifically, the welfare mechanism encapsulates the donation request in a protobuf data format through a peer client program, then the peer client program encrypts and packages the encapsulated donation request by using a private key of the welfare mechanism, and submits the encrypted and packaged donation request to a block chain account book through a peer server program;
the donator initiates the donation according to the donation request on the block chain, transfers accounts to the fund trusteeship side through the transfer program, and the transfer record is recorded on the block chain account book simultaneously, specifically is:
the donor appparent program calls a transfer program provided by a fund hosting party to initiate transfer to the fund hosting party, after a transfer success result is received, transfer records and the transfer success result are submitted to a fund hosting party peer client program through an appparent program, then the fund hosting party peer client program is submitted to a peer server program, and the peer server program is requested to synchronize the transfer records and the transfer success result to all block chain accounts in the block chain network;
after the fund escrow confirms that the transfer is successful, submitting confirmation information and the total donation balance to the blockchain network through a peer client program and a peer server program, verifying the blockchain account balance by a welfare agency, and preparing to initiate donation to a recipient if the blockchain account balance is determined to be correct;
the method comprises the steps that a donate encrypts account information of a fund escrow and submits the encrypted account information to a block chain, the donate inputs the account information into an appparent program, the appparent program packages the account information in a protobuf data format, then the packaged account information is encrypted and packaged by using a private key of the donate, and the encrypted and packaged account information is submitted to a block chain account book, a welfare agency requests the fund escrow to initiate transfer to the donate, and specifically, a welfare agency peer client initiates a transfer request to the fund escrow through a transfer program provided by the fund escrow;
the fund trusteeship side transfers accounts to the recipient according to a preset donation mode, the recipient confirms that the corresponding donation is received, and then the donation is finished, the preset donation mode has two types, wherein:
the first donation mode is that transfer is carried out according to a block chain intelligent contract according to the request of a recipient or a reasonable value specified by policy and regulation;
the second kind of donation mode is that the block chain intelligent contract performs fair distribution according to the total donation amount received by the fund management host in the donation and the number of the recipients;
the fund transfer method comprises the steps that a fund trustee transfers funds to a recipient according to a preset donation mode, the fund trustee transfers corresponding donations from a trustee account to a recipient account, the recipient confirms that the corresponding donations are received and then the donation is finished, the fund trustee synchronizes transfer results to a block chain network through an appClient program, the recipient synchronizes confirmation results to the block chain network through the appClient program, and the donation process is finished.
Based on the above method, this embodiment also provides a system of a block chain-based fund supervision method, including a monitoring mechanism, a benefit mechanism, and a fund escrow, where the block chain core service program and the block chain ledger are deployed, and a donor and a recipient, where the block chain ledger is deployed, and a block chain node is formed by the monitoring mechanism, the benefit mechanism, the fund escrow, the donor, and the recipient.
The embodiment is based on block chain design, the donation process can be completed through point-to-point, the intermediate link is omitted, the unfairly condition is avoided, meanwhile, because the donation records can be stored in the multi-party distributed block chain account book every time, the records are public and transparent, the records can be inquired and cannot be tampered, the non-repudiation is ensured, and meanwhile, any party can also carry out final traceability through the account book.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (10)
1. A block chain based fund supervision method, comprising:
initializing a block chain system, deploying a block chain core service program and a block chain account book at a supervisory organization, a welfare organization and a fund escrow, deploying block chain account books at a donor and a recipient, and adding the supervisory organization, the welfare organization, the fund escrow, the donor and the recipient into the block chain;
the recipient raises the demand to the welfare mechanism, and the welfare mechanism initiates a donation request to be submitted to the block chain;
the donator initiates donation according to the donation request on the block chain, transfers the money to the fund escrow party through a transfer program, and simultaneously records the transfer record on the block chain account book;
after confirming that the transfer is successful, the fund escrow submits confirmation information to a welfare agency, the welfare agency verifies the balance of the block chain account book, and if the balance of the block chain account book is determined to be correct, the fund escrow prepares to initiate donation to a recipient;
the method comprises the steps that a given party encrypts account information of the given party at a fund escrow party and submits the encrypted account information to a block chain, and a welfare agency requests the fund escrow party to initiate transfer to the given party;
and the fund escrow transfers the funds to the recipient according to a preset donation mode, and the recipient confirms that the corresponding donation is received and then the donation is ended.
2. The method as claimed in claim 1, wherein the blockchain core service programs deployed by the supervisory organization, the welfare organization and the fund escrow include a peer server program and a peer client program, the donor and the recipient install an appClient program on a computer or a mobile phone terminal, the appClient program communicates with the peer client program and submits a request for modifying the blockchain ledger, the peer client program checks the validity of the request after receiving the request for modifying the blockchain ledger, and if the request is valid, the peer server program is required to synchronize the blockchain ledger on the whole blockchain network.
3. The method according to claim 2, wherein the welfare agency initiates a donation request to be submitted to the blockchain, specifically:
the welfare agency packages the donation request in a protobuf data format through the peer client program, then the peer client program encrypts and packages the packaged donation request by using a private key of the welfare agency, and the server program submits the encrypted and packaged donation request to the block chain account book.
4. The block chain-based fund supervision method according to claim 2, wherein the step of initiating the donation by the donor specifically comprises:
and the donor appparent program calls a transfer program provided by the fund hosting party to transfer accounts to the fund hosting party, after the result of successful transfer is received, the transfer record and the successful transfer result are submitted to a peer client program of the fund hosting party through the appparent program, then the peer client program of the fund hosting party is submitted to a peer server program, and the peer server program is requested to synchronize the transfer record and the successful transfer result to all block chain accounts in the block chain network.
5. The blockchain-based fund supervision method according to claim 2, wherein after the fund escrow confirms that the transfer is successful, the confirmation information and the total donation balance are submitted to the blockchain network through a peer client program and a peer server program, and then a welfare agency verifies the blockchain ledger balance.
6. The method as claimed in claim 2, wherein the recipient submits the encrypted account information of the recipient to the blockchain, specifically:
the donation side inputs the account information into an appparent program, the appparent program packages the account information in a protobuf data format, then the private key of the donation side is used for carrying out encryption packaging on the packaged account information, and the encrypted and packaged account information is submitted to a block chain account book.
7. The blockchain-based fund supervision method according to claim 2, wherein the welfare agency requests the fund escrow to initiate a transfer to the recipient, in particular a transfer request is initiated by a welfare agency peer client to the fund escrow through a transfer program provided by the fund escrow.
8. The method for block chain-based fund supervision according to claim 1, wherein the preset donation modes are two, wherein:
the first donation mode is that transfer is carried out according to a block chain intelligent contract according to the request of a recipient or a reasonable value specified by policy and regulation;
the second type of donation is based on the total donation amount received by the fund escrow in the donation, and is fairly distributed by the block chain intelligent contract according to the number of the recipients.
9. The blockchain-based fund supervision method according to claim 8, wherein the fund escrow transfers funds to the recipient in a preset donation manner, specifically, the fund escrow transfers corresponding donations from an escrow account to an account of the recipient, the recipient confirms that the corresponding donations are received and then the donation is ended, specifically, the fund escrow synchronizes transfer results to a blockchain network through an appparent program, and the recipient synchronizes confirmation results to the blockchain network through the appparent program.
10. A system based on the method of claim 1, comprising a regulatory body, a welfare agency and a funds escrow with a blockchain core service and a blockchain ledger deployed, and a donor and a recipient with a blockchain ledger deployed, the blockchain nodes being formed by the regulatory body, the welfare agency, the funds escrow, the donor and the recipient.
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| CN111583047A (en) * | 2020-05-09 | 2020-08-25 | 中国银行股份有限公司 | Pension escrow service system and method based on block chain |
| CN111738704A (en) * | 2020-05-29 | 2020-10-02 | 易联众信息技术股份有限公司 | Donation data processing method and device based on block chain and readable medium |
| CN111626859A (en) * | 2020-06-05 | 2020-09-04 | 中国银行股份有限公司 | Material management and control system |
| CN111626859B (en) * | 2020-06-05 | 2024-04-19 | 中国银行股份有限公司 | Material management and control system |
| CN111696004A (en) * | 2020-06-15 | 2020-09-22 | 中国银行股份有限公司 | Tourism development fund supervision method and system based on block chain |
| CN111951005A (en) * | 2020-07-31 | 2020-11-17 | 中国工商银行股份有限公司 | Block chain-based fund storage and management method, device and system |
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