CN115239337A - Improved decentralized block chain P2P entity commodity transaction method - Google Patents

Improved decentralized block chain P2P entity commodity transaction method Download PDF

Info

Publication number
CN115239337A
CN115239337A CN202210894226.5A CN202210894226A CN115239337A CN 115239337 A CN115239337 A CN 115239337A CN 202210894226 A CN202210894226 A CN 202210894226A CN 115239337 A CN115239337 A CN 115239337A
Authority
CN
China
Prior art keywords
credit
transaction
information
buyer
account
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210894226.5A
Other languages
Chinese (zh)
Inventor
汪子彧
苏新
孟蕾蕾
成振
周达
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202210894226.5A priority Critical patent/CN115239337A/en
Publication of CN115239337A publication Critical patent/CN115239337A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/02—Payment architectures, schemes or protocols involving a neutral party, e.g. certification authority, notary or trusted third party [TTP]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • Finance (AREA)
  • General Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Bioethics (AREA)
  • Health & Medical Sciences (AREA)
  • Development Economics (AREA)
  • Economics (AREA)
  • Marketing (AREA)
  • Technology Law (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The invention discloses an improved decentralized block chain P2P entity commodity transaction method, which comprises the following steps: A. the block chain is stored with an electronic contract and a credit account book; the seller issues information of commodities to be sold on the electronic contract, credit information of the seller and the buyer is recorded and managed on the credit book, and the buyer and the seller carry out transaction according to the credit book information; B. the buyer sends the order information to the electronic contract, and the electronic contract updates the corresponding commodity information into the transaction and synchronously tracks the transaction information; C. when the transaction in the electronic contract is closed, the credit ledger updates the credit information of the buyer and the seller. The invention can improve the defects of the prior art and improve the level of credit management in the P2P trading system.

Description

Improved decentralized block chain P2P entity commodity transaction method
Technical Field
The invention relates to the technical field of electronic commerce, in particular to an improved decentralized block chain P2P entity commodity transaction method.
Background
With the development of the electronic commerce technology, the P2P entity commodity transaction based on network and express transportation develops rapidly. In order to secure transactions, the prior art is usually implemented by monitoring by a third party. However, this model focuses the risk on a little bit of the third party, and is prone to the problem of transaction that the third party cannot solve.
The blockchain is a novel application mode of computer technologies such as distributed data storage, point-to-point transmission, a consensus mechanism and an encryption algorithm. All the participating users can solve the credit problem in the P2P transaction to a certain extent based on a public storage data. However, the existing P2P trading system designed by the blockchain technology still has a low level for credit management of trading participants, and cannot meet the requirement of realizing the trade management by using a credit mechanism.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide an improved decentralized block chain P2P entity commodity transaction method, which can solve the defects of the prior art and improve the level of credit management in a P2P transaction system.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
An improved decentralized block chain P2P entity commodity transaction method comprises the following steps:
A. the block chain is stored with an electronic contract and a credit account book; the seller issues information of commodities to be sold on the electronic contract, credit information of the seller and the buyer is recorded and managed on a credit book, and the buyer and the seller carry out transaction according to the credit book information;
B. the buyer sends the order information to the electronic contract, and the electronic contract updates the corresponding commodity information into the transaction and synchronously tracks the transaction information;
C. when the transaction in the electronic contract is closed, the credit ledger updates the credit information of the buyer and the seller.
Preferably, in the step a, the information of the commodities to be sold includes commodity price, commodity three-package information, commodity parameters and logistics aging information.
Preferably, in step a, the credit information includes credit value, token balance, account transaction record, account, transaction partner;
credit value of ith account
Figure BDA0003768740950000021
Where K is the total number of transaction records for the ith account,
Figure BDA0003768740950000022
in order to score the opponent after the transaction is completed,
Figure BDA0003768740950000023
is [ -1,1 [ ]]An intra-interval constant;
balance of token of ith account is Balance i The balance of n account tokens over the network is
Figure BDA0003768740950000024
Account token accounts for the total network of tokens
Figure BDA0003768740950000025
The account transaction record includes in the ith account
Figure BDA0003768740950000026
Defining as good transaction, otherwise, bad transaction, the good transaction order record quantity of the ith account is
Figure BDA0003768740950000027
Bad order record quantity of ith account is
Figure BDA0003768740950000028
The good transaction proportion of the ith account to the good transaction proportion of the whole network is
Figure BDA0003768740950000029
The bad transaction proportion of the ith account to the whole network is
Figure BDA00037687409500000210
The transaction partner information comprises that the condition that the ith account is satisfied by a good partner is that
Figure BDA00037687409500000211
If the account credit value is greater than 1, the account is a bad partner, and the number of good partners of the ith account is
Figure BDA0003768740950000031
Bad partner quantity of ith account is
Figure BDA0003768740950000032
The proportion of the ith account good partner to the whole network good partner is
Figure BDA0003768740950000033
The proportion of the bad partner of the ith account in the bad partner of the whole network is
Figure BDA0003768740950000034
Preferably, in the step a, the recording and managing the credit information of the seller and the buyer on the credit ledger comprises the steps of,
a1, a credit account book comprises a plurality of recording nodes, each recording node initializes credit information of a buyer and a seller independently, and the credit information among different recording nodes is not shared;
a2, when a credit demand party reads credit information of a buyer and/or a seller, paying digital assets for inquiring credit to a credit account book, and encrypting and outputting corresponding credit information by each recording node;
a3, the credit demand party carries out screening and weighting processing on the received credit information to obtain final credit information;
and A4, the credit account book awards digital assets to each recording node according to the deviation between the final credit information obtained in the step A3 and the credit information sent by each recording node, the digital assets used for awarding are digital assets paid to the credit account book by using a demand direction, the credit account book sets a deviation lower limit value, the recording nodes, the deviation between the sent credit information and the final credit information obtained in the step A3 is larger than the deviation lower limit value, can obtain the digital asset awards, and the number of the obtained digital asset awards is inversely proportional to the deviation between the sent credit information and the final credit information obtained in the step A3.
Preferably, the step A3 of screening and weighting the received credit information comprises the steps of,
a31, clustering the received credit information, and deleting the category which only comprises one credit information;
a32, calculating the clustering center of each category;
and A32, carrying out weighted average on all the clustering centers to obtain final credit information, wherein the weighting coefficient of the clustering centers is in direct proportion to the number of the credit information contained in the corresponding category.
Preferably, in step a, the transaction is performed according to the following principles,
the account balance accounts for the whole network of token proportion and is in direct proportion to the transaction priority;
rewarding good transaction records, and punishing bad transaction records;
punishment is carried out on a bad transaction partner;
the corresponding value of the commodities which are participated in the transaction by both parties is V Good The amount of the token mortgage by the buyer and the seller is L Buyer/Seller The buyer and the seller can freely and equally convert in the transaction, the amount of the token mortgage by the two parties is calculated according to the following formula,
Figure BDA0003768740950000041
wherein C is reward，deals 、C reward，partner Respectively for good transaction and good partner, take [0,1]Constant within the interval, C punish，deals 、、C punish，partner Taking [0,1 ] as punishment factors aiming at bad transaction and bad partner respectively]A constant within the interval.
Preferably, in step C, the updating of the credit information of the buyer and the seller by the credit ledger comprises the following steps,
c1, the credit account book sends credit behaviors of the buyer and the seller to each recording node in the transaction process;
c2, the recording node updates the credit information of the buyer and the seller according to the credit behaviors of the buyer and the seller, wherein the updating process specifically comprises,
and after receiving the credit behaviors, the recording node gives a credit score for the credit behaviors, sends the credit score to a credit ledger anonymously, calculates an average credit score by the credit ledger, and updates the credit information of the buyer and the seller according to the average credit score.
Preferably, in step B, synchronously tracking the transaction information includes the steps of,
the electronic contract receives and temporarily freezes the digital assets for purchasing the commodities sent by the buyer, simultaneously starts to record the transaction duration, then sends a delivery notification to the seller, and the seller synchronizes the logistics information to the electronic contract after delivery;
if the transaction duration reaches the upper limit, closing the transaction automatically; returning the frozen digital assets to the buyer if the logistics information shows that the buyer does not receive the commodity when closing the transaction, and transferring the frozen digital assets to the seller if the logistics information shows that the buyer receives the commodity when closing the transaction;
transferring the frozen digital assets to the seller when the buyer confirms to close the transaction;
the frozen digital assets are returned to the buyer when the seller confirms closing the transaction.
Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the invention uses the credit ledger to manage the credit of the buyer and the seller, realizes the accurate supply of the credit data of the buyer and the seller in the transaction process by optimizing the management method of the credit ledger to the credit information, and provides sufficient guarantee for the security of the transaction. In the prior block chain technology, credit management is usually simple credit addition and subtraction and direct sending and reading of credit data, and the management mode has higher risk and uncertainty.
Drawings
FIG. 1 is a schematic diagram of one embodiment of the present invention.
Detailed Description
Referring to fig. 1, one embodiment of the present invention includes the steps of,
A. the block chain is stored with an electronic contract and a credit account book; the seller issues information of commodities to be sold on the electronic contract, credit information of the seller and the buyer is recorded and managed on the credit book, and the buyer and the seller carry out transaction according to the credit book information; the information of the commodities to be sold comprises commodity price, commodity three-pack information, commodity parameters and logistics timeliness information;
the credit information comprises credit value, token balance, account transaction records, accounts and transaction partners;
credit value of ith account
Figure BDA0003768740950000061
Where K is the total number of transaction records for the ith account,
Figure BDA0003768740950000062
the other party scores the goods after the transaction is finished,
Figure BDA0003768740950000063
is [ -1,1 [ ]]An intra-interval constant;
balance of token of ith account is Balance i The balance of n account tokens over the network is
Figure BDA0003768740950000064
Account token shares of the full network of tokens
Figure BDA0003768740950000065
Account transaction memoryIncluding in the ith account
Figure BDA0003768740950000066
Defining as good transaction, otherwise, bad transaction, the good transaction order record quantity of the ith account is
Figure BDA0003768740950000067
Bad order record quantity of ith account is
Figure BDA0003768740950000068
The good transaction proportion of the ith account to the good transaction proportion of the whole network is
Figure BDA0003768740950000069
The proportion of the ith account bad transaction to the whole network bad transaction is
Figure BDA00037687409500000610
The transaction partner information comprises that the condition that the ith account is satisfied by a good partner is that
Figure BDA00037687409500000611
And the credit value of the account is more than 1, otherwise, the account is a bad partner, and the number of good partners of the ith account is
Figure BDA00037687409500000612
Bad partner quantity of ith account is
Figure BDA00037687409500000613
The proportion of the ith account good partner to the whole network good partner is
Figure BDA0003768740950000071
The proportion of the i-th account bad partner to the whole network bad partner is
Figure BDA0003768740950000072
Recording and managing credit information of sellers and buyers on a credit book includes the following steps,
a1, a credit account book comprises a plurality of recording nodes, each recording node initializes credit information of a buyer and a seller independently, and the credit information among different recording nodes is not shared;
a2, when a credit demand party reads credit information of a buyer and/or a seller, paying digital assets for inquiring credit to a credit account book, and encrypting and outputting corresponding credit information by each recording node;
a3, the credit demand party carries out screening and weighting processing on the received credit information to obtain final credit information;
the screening and weighting of the received credit information includes the steps of,
a31, clustering the received credit information, and deleting the category which only comprises one credit information;
a32, calculating the clustering center of each category;
and A32, carrying out weighted average on all the clustering centers to obtain final credit information, wherein the weighting coefficient of the clustering centers is in direct proportion to the number of the credit information contained in the corresponding category.
A4, the credit book awards digital assets to each recording node according to the deviation of the final credit information obtained in the step A3 and the credit information sent by each recording node, the awarded digital assets are digital assets paid by a credit book in a demand direction, the credit book sets a deviation lower limit value, the recording nodes of which the deviation of the sent credit information and the final credit information obtained in the step A3 is greater than the deviation lower limit value can obtain the awards of the digital assets, and the number of the awards of the obtained digital assets is inversely proportional to the deviation of the sent credit information and the final credit information obtained in the step A3;
the transaction is conducted in accordance with the following principles,
the account balance accounts for the whole network of token proportion and is in direct proportion to the transaction priority;
rewarding good transaction records, and punishing bad transaction records;
punishment is carried out on a bad transaction partner;
both parties participate in the transactionThe corresponding value of the easy commodity is V Good The amount of the token mortgage by the buyer and the seller is L Buyer/Seller The buyer and the seller can freely and equally convert in the transaction, the amount of the token mortgage by the two parties is calculated according to the following formula,
Figure BDA0003768740950000081
wherein C is reward，deals 、C reward，partner The reward factors for good trading and good partners respectively are taken as [0,1]Constant within interval, C punish，deals 、C punish，partner Taking [0,1 ] as punishment factors aiming at bad transaction and bad partner respectively]A constant within the interval.
B. The buyer sends the order information to the electronic contract, and the electronic contract updates the corresponding commodity information into the transaction and synchronously tracks the transaction information;
synchronizing the tracking of transaction information includes the steps of,
the electronic contract receives and temporarily freezes the digital assets for purchasing commodities sent by a buyer, simultaneously starts to record the transaction duration, then sends a delivery notice to a seller, and the seller synchronizes logistics information to the electronic contract after delivery;
if the transaction duration reaches the upper limit, closing the transaction automatically; returning the frozen digital assets to the buyer if the logistics information shows that the buyer does not receive the goods when closing the transaction, and transferring the frozen digital assets to the seller if the logistics information shows that the buyer receives the goods when closing the transaction;
transferring the frozen digital assets to the seller when the buyer confirms to close the transaction;
returning the frozen digital assets to the buyer after the seller confirms closing the transaction
C. When the transaction in the electronic contract is closed, updating the credit information of the buyer and the seller by the credit account book;
updating the credit information of the buyer and seller with the credit ledger includes the following steps,
c1, the credit account book sends credit behaviors of the buyer and the seller to each recording node in the transaction process;
c2, the recording node updates the credit information of the buyer and the seller according to the credit behaviors of the buyer and the seller, wherein the updating process specifically comprises,
and after receiving the credit behaviors, the recording node gives a credit score for the credit behaviors, sends the credit score to a credit ledger anonymously, calculates an average credit score by the credit ledger, and updates the credit information of the buyer and the seller according to the average credit score.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. An improved decentralized block chain P2P entity commodity transaction method is characterized by comprising the following steps:
A. the block chain is stored with an electronic contract and a credit account book; the seller issues information of commodities to be sold on the electronic contract, credit information of the seller and the buyer is recorded and managed on a credit book, and the buyer and the seller carry out transaction according to the credit book information;
B. the buyer sends the order information to the electronic contract, and the electronic contract updates the corresponding commodity information into the transaction and synchronously tracks the transaction information;
C. when the transaction in the electronic contract is closed, the credit ledger updates the credit information of the buyer and the seller.
2. The improved decentralized block chain P2P physical commodity transaction method according to claim 1, wherein: in the step A, the information of the commodities to be sold comprises commodity price, commodity three-package information, commodity parameters and logistics timeliness information.
3. The improved decentralized block chain P2P physical commodity transaction method according to claim 1, wherein: in the step A, the credit information comprises credit value, token balance, account transaction record, account and transaction partner;
credit value of ith account
Figure FDA0003768740940000011
Where K is the total number of transaction records for the ith account,
Figure FDA0003768740940000012
in order to score the opponent after the transaction is completed,
Figure FDA0003768740940000013
is [ -1,1 [ ]]An intra-interval constant;
balance of token of ith account is Balance i The balance of n account tokens over the network is
Figure FDA0003768740940000014
Account token shares of the full network of tokens
Figure FDA0003768740940000015
The account transaction record includes, in the ith account
Figure FDA0003768740940000016
Defining as good transaction, otherwise, bad transaction, the good transaction order record quantity of the ith account is
Figure FDA0003768740940000021
Bad order record quantity of ith account is
Figure FDA0003768740940000022
The good transaction proportion of the ith account to the good transaction proportion of the whole network is
Figure FDA0003768740940000023
The proportion of the ith account bad transaction to the whole network bad transaction is
Figure FDA0003768740940000024
The transaction partner information comprises that the condition that the ith account is satisfied by a good partner is that
Figure FDA0003768740940000025
And the credit value of the account is more than 1, otherwise, the account is a bad partner, and the number of good partners of the ith account is
Figure FDA0003768740940000026
Bad partner quantity of ith account is
Figure FDA0003768740940000027
The proportion of the ith account good partner to the whole network good partner is
Figure FDA0003768740940000028
The proportion of the bad partner of the ith account in the bad partner of the whole network is
Figure FDA0003768740940000029
4. The improved decentralized blockchain P2P physical goods transaction method according to claim 3, wherein: in step a, the recording and managing credit information of the seller and the buyer on the credit book comprises the following steps,
a1, a credit account book comprises a plurality of recording nodes, each recording node initializes credit information of a buyer and a seller independently, and the credit information among different recording nodes is not shared;
a2, when a credit demand party reads credit information of a buyer and/or a seller, paying digital assets for inquiring credit to a credit account book, and encrypting and outputting corresponding credit information by each recording node;
a3, the credit demand party carries out screening and weighting processing on the received credit information to obtain final credit information;
and A4, the credit account book awards digital assets to each recording node according to the deviation between the final credit information obtained in the step A3 and the credit information sent by each recording node, the digital assets used for awarding are digital assets paid to the credit account book by using a demand direction, the credit account book sets a deviation lower limit value, the recording nodes, the deviation between the sent credit information and the final credit information obtained in the step A3 is larger than the deviation lower limit value, can obtain the digital asset awards, and the number of the obtained digital asset awards is inversely proportional to the deviation between the sent credit information and the final credit information obtained in the step A3.
5. The improved decentralized blockchain P2P physical goods transaction method according to claim 4, wherein: in step A3, the screening and weighting process for the received credit information includes the following steps,
a31, clustering the received credit information, and deleting the category only containing one credit information;
a32, calculating the clustering center of each category;
and A32, carrying out weighted average on all the clustering centers to obtain final credit information, wherein the weighting coefficient of the clustering centers is in direct proportion to the number of the credit information contained in the corresponding category.
6. The improved decentralized blockchain P2P physical goods transaction method according to claim 5, wherein: in step A, the transaction is conducted according to the following principles,
the account balance accounts for the whole network of token proportion and is in direct proportion to the transaction priority;
rewarding good transaction records, and punishing bad transaction records;
punishment is carried out on a bad transaction partner;
the corresponding value of the commodities which are participated in the transaction by both parties is V Good The amount of the token mortgage by the buyer and the seller is L Buyer/Seller The buyer and seller can freely and equally convert in the transaction, the amount of the token mortgage by the two parties is calculated according to the following formula,
Figure FDA0003768740940000041
wherein C reward，deals 、C reward，partner The reward factors for good trading and good partners respectively are taken as [0,1]Constant within the interval, C punish，deals 、C punish，partner Taking [0,1 ] as punishment factors aiming at bad transaction and bad partner respectively]And a constant in the interval.
7. The improved decentralized blockchain P2P physical goods transaction method according to claim 6, wherein: in step C, the updating of the credit account for the buyer and the seller includes the following steps,
c1, the credit account book sends credit behaviors of the buyer and the seller to each recording node in the transaction process;
c2, the recording node updates the credit information of the buyer and the seller according to the credit behaviors of the buyer and the seller, wherein the updating process specifically comprises,
and after receiving the credit behaviors, the recording node gives a credit score for the credit behaviors, sends the credit score to a credit ledger anonymously, calculates an average credit score by the credit ledger, and updates the credit information of the buyer and the seller according to the average credit score.
8. The improved decentralized blockchain P2P physical goods transaction method according to claim 1, wherein: in step B, synchronously tracking the transaction information comprises the following steps,
the electronic contract receives and temporarily freezes the digital assets for purchasing the commodities sent by the buyer, simultaneously starts to record the transaction duration, then sends a delivery notification to the seller, and the seller synchronizes the logistics information to the electronic contract after delivery;
if the transaction duration reaches the upper limit, closing the transaction automatically; returning the frozen digital assets to the buyer if the logistics information shows that the buyer does not receive the commodity when closing the transaction, and transferring the frozen digital assets to the seller if the logistics information shows that the buyer receives the commodity when closing the transaction;
transferring the frozen digital assets to the seller when the buyer confirms to close the transaction;
returning the frozen digital assets to the buyer when the seller confirms closing the transaction.
CN202210894226.5A 2022-07-27 2022-07-27 Improved decentralized block chain P2P entity commodity transaction method Pending CN115239337A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210894226.5A CN115239337A (en) 2022-07-27 2022-07-27 Improved decentralized block chain P2P entity commodity transaction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210894226.5A CN115239337A (en) 2022-07-27 2022-07-27 Improved decentralized block chain P2P entity commodity transaction method

Publications (1)

Publication Number Publication Date
CN115239337A true CN115239337A (en) 2022-10-25

Family

ID=83677450

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210894226.5A Pending CN115239337A (en) 2022-07-27 2022-07-27 Improved decentralized block chain P2P entity commodity transaction method

Country Status (1)

Country Link
CN (1) CN115239337A (en)

Similar Documents

Publication Publication Date Title
Latacz‐Lohmann et al. Auctions as a means of creating a market for public goods from agriculture
CN108256965A (en) A kind of distributed electronic business plateform system based on block chain
US20080097827A1 (en) Demand aggregation for future item planning contingent upon threshold demand
US20080103878A1 (en) Determined rights and forward obligations for future items
KR102204070B1 (en) Method and system for compensating for block-chain network participants
US20080097825A1 (en) System and methods for proposing future items contingent upon threshold demand
Lehar et al. Systemic fragility in decentralized markets
US20200118207A1 (en) Blockchain based invoice sales
US20120226587A1 (en) System and method for electronically-facilitated collective purchasing
JP2003512679A (en) Auction redemption system and method
King Two‐S ided Markets
WO2009082055A1 (en) Real estate transaction system using real estate securities and method thereof
US20230082506A1 (en) Blockchain-based e-business platform for metaverse decentralization
Spulber Consumer coordination in the small and in the large: Implications for antitrust in markets with network effects
US20090077092A1 (en) Method and System for Implementing an Invention Exchange
CN109102315A (en) A kind of the assets exchange method and assets interaction platform of assets interaction platform
CN111465953A (en) Device and method for deriving social relationship between accounts based on transaction ledger, and device and method for providing social media service using same
US20080005007A1 (en) Investment Portfolio and Method of Selecting Investment Components of an Investment Portfolio
CN113159919A (en) Merchant alliance platform with bank customers as members
Hopenhayn et al. Information, liquidity, and asset trading in a random matching game
CN115239337A (en) Improved decentralized block chain P2P entity commodity transaction method
KR20200056946A (en) System and method for transaction of contents and advertisement in a social networking service
US7761356B2 (en) System and method for processing loan applications
KR102256377B1 (en) Automatic transfer method of virtual currency based on blockchain and server thereof
Prieger et al. Economic implications of e-business for organizations

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination