CN111275400A - Block chain-based electronic contract uplink method - Google Patents
Block chain-based electronic contract uplink method Download PDFInfo
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- CN111275400A CN111275400A CN202010066420.5A CN202010066420A CN111275400A CN 111275400 A CN111275400 A CN 111275400A CN 202010066420 A CN202010066420 A CN 202010066420A CN 111275400 A CN111275400 A CN 111275400A
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Abstract
The invention discloses an electronic contract uplink method based on a block chain, which comprises the following steps: respectively registering the block chain accounts by the contract signing parties; respectively configuring a group of operation sub-accounts through the blockchain accounts of both parties of the contract, wherein the operation sub-accounts comprise an entry party account and a decision party account, and each operation sub-account has a public and private key pair; a newly created contract is jointly input through the input user accounts of both parties of the contract, the private keys of the newly created contract are respectively used for carrying out contract uplink operation signature, and then the contract is sent to the block chain node and uplink is carried out after the decision user accounts of both parties of the contract carry out signature authorization on the respective contract uplink operation signature; when the contracts need to be modified, the contracts are modified through the account of the importer of both sides of the contracts, the private keys of the contracts are respectively used for carrying out contract uplink operation signature aiming at the newly modified contracts, and then the contracts are sent to the block chain node for uplink after the decision maker accounts of both sides of the contracts carry out signature authorization on the respective contract uplink operation signature.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to an electronic contract uplink method based on a block chain.
Background
The contract is an agreement for establishing, changing and terminating civil relations between parties or between parties, and mainly comprises a paper contract and an electronic contract. The signing of the paper contract requires the processes of printing, stamping, express delivery or manual delivery and the like, once the processes are modified, the processes need to be repeated, and the main defects of complex process, time waste and labor waste exist. The electronic contract solves the problem of complex paper contract flow, but the electronic contract is usually stored by a platform side, lacks a third-party certificate, is easy to tamper, has low transparency and has greater legal risk.
Disclosure of Invention
In order to solve the above problems, the present invention provides an electronic contract uplink method based on a block chain.
The invention adopts the following technical scheme:
an electronic contract uplink method based on a block chain comprises the following steps:
s1, respectively registering the blockchain accounts by the contract signing parties, and performing enterprise qualification authentication;
s2, respectively configuring a group of operation sub-accounts through the blockchain accounts of both parties of the contract, wherein the operation sub-accounts comprise an logger account and a decider account, and each operation sub-account has a public and private key pair;
s3, a newly created contract is jointly input through the input user accounts of both contract parties, the private keys of the newly created contract are respectively used for carrying out contract uplink operation signature, and after the decision user accounts of both contract parties carry out signature authorization on the respective contract uplink operation signature, the contract is sent to the block chain node and uplink is carried out;
and S4, when the contracts need to be modified, modifying the contracts through the account of the loggers of the two contract parties, respectively utilizing the private keys of the contracts to carry out contract uplink operation signatures aiming at the newly modified contracts, and sending the contracts to the block chain node for uplink after carrying out signature authorization on the respective contract uplink operation signatures through the account of the deciders of the two contract parties.
Preferably, the step S1 further includes the notary registering the blockchain account;
before the contracts in the steps S3 and S4 are sent to the blockchain node and uplink is performed, the public certificate officer' S blockchain account is signed by a private key.
Preferably, the newly created contract in step S3 has unique and non-repeated contract numbers, and the contract numbers are respectively bound with the account of the importer of both contracts, and the account of the importer of both contracts have 50% decision right respectively.
After adopting the technical scheme, compared with the background technology, the invention has the following advantages:
based on the block chain technology, the invention stores the confirmed contracts of both parties of the contract on the regional block chain, can not be tampered, can check and trace, ensures the benefits of all parties and reduces the legal risk. The invention simultaneously executes the decision-making mode inside the enterprise and the contract signing flow between enterprises on the block chain, thereby improving the efficiency of contract signing.
Drawings
FIG. 1 is a schematic flow chart of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
Referring to fig. 1, the invention discloses an electronic contract uplink method based on a block chain, comprising the following steps:
s1, the contract signing parties register the blockchain account respectively and carry out enterprise qualification certification so as to determine the authenticity of the blockchain account.
And S2, respectively configuring a group of operation sub-accounts through the blockchain accounts of the two parties of the contract, wherein the operation sub-accounts comprise an logger account and a decider account, and each operation sub-account has a public and private key pair. The block chain account owners of the two parties of the contract have high control right on all the sub-account accounts, so that the enterprises can conveniently manage the personnel, and all the management operations can be verified in a chain, so that the enterprises do not worry about doing badness.
And S3, a newly created contract is jointly input through the input user accounts of both contract parties, the private keys of the newly created contract are respectively used for carrying out contract uplink operation signature, and after the decision user accounts of both contract parties carry out signature authorization on the respective contract uplink operation signature, the contract is sent to the block chain node for uplink. The newly created contract has unique and non-repeated contract numbers, the contract numbers are respectively bound with the account of the loggers of both sides of the contract, and the accounts of the loggers of both sides of the contract respectively have 50% decision-making power. The contract is only bound with the account of the input person, but not bound with more accounts of the decision-making persons, but the signature operation of the account of the input person is controlled by the account of the decision-making person, so that the management structure of an enterprise and the contract signing process are ingeniously combined together. In this embodiment, the decision maker account is a plurality of accounts with different decision level permissions.
And S4, when the contracts need to be modified, modifying the contracts through the account of the loggers of the two contract parties, respectively utilizing the private keys of the contracts to carry out contract uplink operation signatures aiming at the newly modified contracts, and sending the contracts to the block chain node for uplink after carrying out signature authorization on the respective contract uplink operation signatures through the account of the deciders of the two contract parties.
In this embodiment, the step S1 further includes the notary registering the blockchain account; before the contracts in the steps S3 and S4 are sent to the blockchain node and uplink is performed, the public certificate officer' S blockchain account is signed by a private key. Thus, for a major contract, a third-party notarization is introduced, and the contract upper chain operation can be completed after the mutual signature of the contract parties and the notarization personnel.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (3)
1. An electronic contract uplink method based on a block chain is characterized by comprising the following steps:
s1, respectively registering the blockchain accounts by the contract signing parties, and performing enterprise qualification authentication;
s2, respectively configuring a group of operation sub-accounts through the blockchain accounts of both parties of the contract, wherein the operation sub-accounts comprise an logger account and a decider account, and each operation sub-account has a public and private key pair;
s3, a newly created contract is jointly input through the input user accounts of both contract parties, the private keys of the newly created contract are respectively used for carrying out contract uplink operation signature, and after the decision user accounts of both contract parties carry out signature authorization on the respective contract uplink operation signature, the contract is sent to the block chain node and uplink is carried out;
and S4, when the contracts need to be modified, modifying the contracts through the account of the loggers of the two contract parties, respectively utilizing the private keys of the contracts to carry out contract uplink operation signatures aiming at the newly modified contracts, and sending the contracts to the block chain node for uplink after carrying out signature authorization on the respective contract uplink operation signatures through the account of the deciders of the two contract parties.
2. The method of claim 1, wherein the block chain-based electronic contract uplink method comprises:
step S1 further includes the notary registering a blockchain account;
before the contracts in the steps S3 and S4 are sent to the blockchain node and uplink is performed, the public certificate officer' S blockchain account is signed by a private key.
3. The method of claim 2, wherein the block chain-based electronic contract uplink method comprises: the newly created contract in the step S3 has a unique and non-repeated contract number, the contract number is respectively bound with the account of the importer of both parties of the contract, and the account of the importer of both parties of the contract respectively has 50% decision right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010066420.5A CN111275400A (en) | 2020-01-20 | 2020-01-20 | Block chain-based electronic contract uplink method |
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| CN202010066420.5A CN111275400A (en) | 2020-01-20 | 2020-01-20 | Block chain-based electronic contract uplink method |
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| CN111275400A true CN111275400A (en) | 2020-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112380219A (en) * | 2020-11-18 | 2021-02-19 | 南威软件股份有限公司 | Method for defining block chain cochain data service stipulation and application service stipulation |
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| JP2017220710A (en) * | 2016-06-03 | 2017-12-14 | 日本電信電話株式会社 | Contract agreement method, agreement verification method, contract agreement device, and agreement verification device |
| CN108304710A (en) * | 2018-02-11 | 2018-07-20 | 安云印(天津)大数据科技有限公司 | A kind of E-seal signature method of the involvement identity authentication function based on block chain |
| CN109064120A (en) * | 2018-07-10 | 2018-12-21 | 马上游科技股份有限公司 | Tourism electric contract number deposit system based on region chain and deposit card method |
| CN109145275A (en) * | 2018-08-07 | 2019-01-04 | 广东工业大学 | A kind of block chain electronic contract management and intelligent generating system and method |
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2020
- 2020-01-20 CN CN202010066420.5A patent/CN111275400A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2017220710A (en) * | 2016-06-03 | 2017-12-14 | 日本電信電話株式会社 | Contract agreement method, agreement verification method, contract agreement device, and agreement verification device |
| CN107403303A (en) * | 2017-06-16 | 2017-11-28 | 兴业数字金融服务（上海）股份有限公司 | A kind of signature method for the electronic contract system that card is deposited based on block chain |
| CN108304710A (en) * | 2018-02-11 | 2018-07-20 | 安云印(天津)大数据科技有限公司 | A kind of E-seal signature method of the involvement identity authentication function based on block chain |
| CN109064120A (en) * | 2018-07-10 | 2018-12-21 | 马上游科技股份有限公司 | Tourism electric contract number deposit system based on region chain and deposit card method |
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| CN112380219A (en) * | 2020-11-18 | 2021-02-19 | 南威软件股份有限公司 | Method for defining block chain cochain data service stipulation and application service stipulation |
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Effective date of registration: 20200807 Address after: 361000 Fujian province Xiamen software park two sunrise Road No. 18 Room 502 Applicant after: YLZ INFORMATION TECHNOLOGY Co.,Ltd. Applicant after: Xiamen Wanshi Shunyi Technology Co.,Ltd. Address before: Room 404, No.21, erwanghai Road, software park, Xiamen City, Fujian Province Applicant before: Xiamen shunshi consensus information technology Co.,Ltd. |
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