CN107330681A - A kind of method and apparatus of exchange hour for being used to determine to merchandise outside block chain chain - Google Patents
A kind of method and apparatus of exchange hour for being used to determine to merchandise outside block chain chain Download PDFInfo
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- CN107330681A CN107330681A CN201710500957.6A CN201710500957A CN107330681A CN 107330681 A CN107330681 A CN 107330681A CN 201710500957 A CN201710500957 A CN 201710500957A CN 107330681 A CN107330681 A CN 107330681A
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- Prior art keywords
- chain
- outside
- merchandised
- bill
- block chain
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- 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
- G06Q20/08—Payment architectures
- G06Q20/10—Payment architectures specially adapted for electronic funds transfer [EFT] systems; specially adapted for home banking systems
- G06Q20/102—Bill distribution or payments
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- 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
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
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- 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
Abstract
The present invention relates to a kind of for the method for the exchange hour for determining to merchandise outside block chain chain, methods described includes：The initiator for participating in merchandising outside chain generates bill key based on the bill information merchandised outside current block chain chain；Initiator generates the bill keyed hash value merchandised outside current block chain chain based on bill key；Bill keyed hash value is sent to answer party by initiator；Answer party initiates to transfer accounts with associated contract of merchandising outside current block chain chain according to bill keyed hash value, and the block chain of answer party when occurring that contract is transferred accounts highly is used as the pre-registration exchange hour merchandised outside current block chain chain；Receive and transferred accounts to contract after related transfer information from answer party in initiator, transfer information is checked；And when it is determined that transfer information is correct, pre-registration exchange hour is defined as contract exchange hour by initiator, and the transfer information including contract exchange hour is sent into server.
Description
Technical field
It is used to determine transaction outside block chain chain the present invention relates to block chain technical field, and more particularly, to one kind
Exchange hour method and apparatus.
Background technology
The outer trade network of the chain of block chain is a kind of extension of block chain meshed network.The core protocol of the outer trade network of chain
It is to transfer accounts both sides in the case where no intermediate is participated in, transfers accounts passage to realize one kind by one with the mode of intelligent contract
Or the agreement that the magnanimity and high frequency of a variety of digital assets are transferred accounts.Outside chain in trade network, two sides or it can participate in transferring accounts in many ways,
That is this passage of transferring accounts can have the participation of other nodes.The establishment of each chain outer tunnel is firstly the need of the friendship on a chain
Easily.One is locked on chain and does not spend transaction output UTXO (Unspent Transaction Output) fund as input.
The output of this transaction is the output of a multi-signature, and is merchandised on this chain also comprising a transaction that can be withdrawn, can
So that the fund of both sides is returned in respective hand.This transaction spends the money locked on this chain in the way of multi-signature
Gold, and it is all real block chain transaction to be merchandised each time outside the chain of multi-signature.Because either party of transaction can
Spend state to be freely broadcast on main chain the newest amount of money, bring back oneself deserved fund so that local common recognition can be with
When be converted into the overall situation common recognition.
But, prior art has one without the key issue solved, that is, the time shaft of chain outer network transaction is asked
Topic.Due to transaction both sides chain outer network carried out it is multiple transfer accounts, and the time transferred accounts each time does not have a both sides
Or multi-party time all approved jointly indicates the time of exchange generation.At present, the respective computer of the participant of transaction
Local zone time indicates exchange hour.However, this time-tagging method is obviously unreasonable, because the calculating participated in business
Machine is possible in different time zones.In addition, even if the computer participated in business is in identical time zone, but computer it is local when
Between may without and server sync, therefore exchange hour that counterparty each records can be caused and differed.This time
Difference brings very big security threat to the security of transaction.
The content of the invention
In view of this, the invention provides a kind of same time sequence that may be referred to when different time zone participates in and merchandised outside chain
The method of row.According to an aspect of the present invention there is provided a kind of for the method for the exchange hour for determining to merchandise outside block chain chain,
Methods described includes：
The initiator for participating in merchandising outside chain generates bill key based on the bill information merchandised outside current block chain chain；
The initiator generates the bill keyed hash value merchandised outside the current block chain chain based on the bill key；
The bill keyed hash value is sent to answer party by the initiator；
The answer party initiates associated with transaction outside the current block chain chain according to the bill keyed hash value
Contract is transferred accounts, and answer party when occurring that the contract is transferred accounts block chain height as outside the current block chain chain
The pre-registration exchange hour of transaction；
Receive and transferred accounts to the contract after related transfer information from the answer party in the initiator, to described turn
Account information is checked, wherein the transfer information includes the pre-registration exchange hour；And
When it is determined that transfer information is correct, when the pre-registration exchange hour is defined as contract transaction by the initiator
Between, the transfer information including contract exchange hour is sent to server.
Preferably, the initiator and the answer party can carry out chain diplomacy by trade network outside the chain of block chain
Easily.
Preferably, the bill information includes：Initiate party identifier, response party identifier, transfer amounts, exchange hour with
And additional information.
Preferably, the bill key is generated based on bill information and is used to represent unique close secret numerical value
Character string.
Preferably, wherein being calculated according to hash function the bill key, so as to generate the current block chain
The bill keyed hash value merchandised outside chain.
Preferably, wherein the bill key can not be obtained by reverse operation according to bill keyed hash value.
Preferably, the outer transaction recorder of the server by utilizing chain includes the transfer information of contract exchange hour to store.
Preferably, the outer transaction recorder of the chain is center relationship type database or data storage, for storage and institute
State the data for correlation of being merchandised outside chain.
Preferably, when transaction and the multiple block occur outside multiple block chain chain between the initiator and answer party
When the contract exchange hour merchandised at least twice outside block chain chain in being merchandised outside chain chain is associated with same block, described in general at least
Merchandise and made a distinction according to order of occurrence outside each block chain chain in being merchandised twice outside block chain chain.
Preferably, by for outside the chain chain of block at least twice merchandise in each block chain chain outside merchandise according to addition
Index number sequence number distinguishes the order merchandised in same block.
According to another aspect of the present invention there is provided a kind of for the equipment for the exchange hour for determining to merchandise outside block chain chain,
The equipment includes：
Bill Key generating unit, bill key is generated based on the bill information merchandised outside current block chain chain；
Hash calculation unit, the bill keyed hash merchandised outside the current block chain chain is generated based on the bill key
Value；
Interface unit, answer party is sent to by the bill keyed hash value, receives the answer party according to the bill
Keyed hash value is initiated to transfer accounts with associated contract of merchandising outside the current block chain chain, wherein the contract is transferred accounts generation
The block chain height of Shi Suoshu answer parties is used as the pre-registration exchange hour merchandised outside the current block chain chain；Contract will be included
The transfer information of exchange hour is sent to server
Unit is checked, receives and is transferred accounts to the contract after related transfer information from the answer party in initiator, it is right
The transfer information is checked, wherein the transfer information includes the pre-registration exchange hour；It is determined that transfer information just
When really, the pre-registration exchange hour is defined as contract exchange hour.
Preferably, the initiator and the answer party can carry out chain diplomacy by trade network outside the chain of block chain
Easily.
Preferably, the bill information includes：Initiate party identifier, response party identifier, transfer amounts, exchange hour with
And additional information.
Preferably, the bill key is generated based on bill information and is used to represent unique close secret numerical value
Character string.
Preferably, wherein the Hash calculation unit is calculated the bill key according to hash function, so that raw
The bill keyed hash value merchandised outside into the current block chain chain.
Preferably, wherein the bill key can not be obtained by reverse operation according to bill keyed hash value.
Preferably, the outer transaction recorder of the server by utilizing chain includes the transfer information of contract exchange hour to store.
Preferably, the outer transaction recorder of the chain is center relationship type database or data storage, for storage and institute
State the data for correlation of being merchandised outside chain.
Preferably, in addition to sequence identification unit, when occurring between the initiator and answer party outside multiple block chain chain
Merchandise and the contract exchange hour merchandised at least twice outside block chain chain in being merchandised outside the multiple block chain chain and same area
When block is associated, carried out being merchandised outside each block chain chain in being merchandised outside the chain chain of block at least twice according to order of occurrence
Distinguish.
Preferably, by for outside the chain chain of block at least twice merchandise in each block chain chain outside merchandise according to addition
Index number sequence number distinguishes the order merchandised in same block.
According to another aspect of the present invention there is provided a kind of trading server, including：
At least one processor；
Memory, the instruction executable for storing the processor；
The processor is configured as performing as previously described for the side for the exchange hour for determining to merchandise outside block chain chain
Method.
Brief description of the drawings
By description referring to the drawings to the embodiment of the present invention, above-mentioned and other purpose of the invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows according to the preferred embodiment of the invention for the system for the exchange hour for determining to merchandise outside block chain chain
Structural representation；
Fig. 2 shows according to the preferred embodiment of the invention for the equipment for the exchange hour for determining to merchandise outside block chain chain
Structural representation；And
Fig. 3 shows according to the preferred embodiment of the invention for the method for the exchange hour for determining to merchandise outside block chain chain
Flow chart.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.Under
Text is detailed to describe some specific detail sections in the detailed description of the present invention.Do not have for a person skilled in the art
The description of these detail sections can also understand the present invention completely.In order to avoid obscuring the essence of the present invention, known method, mistake
Journey, flow, element and circuit do not have detailed narration.
In addition, it should be understood by one skilled in the art that provided herein accompanying drawing be provided to explanation purpose, and
What accompanying drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc.
Word should be construed to the implication included rather than exclusive or exhaustive implication；That is, being containing for " including but is not limited to "
Justice.
In the description of the invention, it is to be understood that term " first ", " second " etc. be only used for describe purpose, without
It is understood that to indicate or imply relative importance.In addition, in the description of the invention, unless otherwise indicated, the implication of " multiple "
It is two or more.
Fig. 1 shows according to the preferred embodiment of the invention for the system for the exchange hour for determining to merchandise outside block chain chain
100 structural representation.System 100 promotes to participate in the initiator device merchandised outside chain based on the account merchandised outside current block chain chain
Single information generates bill key and and then based on the bill keyed hash value merchandised outside bill key generation current block chain chain.
Then, system 100 promotes initiator device that bill keyed hash value is sent into response method, apparatus, and by response method, apparatus root
Initiate to transfer accounts with associated contract of merchandising outside current block chain chain according to bill keyed hash value.System 100 promotes answer party to set
The block chain height of standby answer party when occurring that contract is transferred accounts is used as the pre-registration exchange hour merchandised outside current block chain chain.With
Afterwards, receive and transferred accounts to contract after related transfer information from response method, apparatus in initiator device, system 100 promotes initiator
Equipment is checked transfer information and when it is determined that transfer information is correct, and pre-registration exchange hour is defined as into contract transaction
Time, the transfer information including contract exchange hour is sent to server.
As shown in figure 1, system 100 includes：Outside initiator device 101, chain outer network 102, response method, apparatus 103 and chain
Transaction recorder 104.Wherein, initiator device 101 and response method, apparatus 103 be can carry out in the chain of block chain transaction and
The equipment merchandised outside chain.Initiator device 101 and response method, apparatus 103 can be to be provided with leading to for predetermined computer program
With data processing equipment, for example, smart mobile phone, tablet personal computer, pocket computer or desktop computer.According to the implementation of the present invention
Example, initiator device 101 and response method, apparatus 103 are used by chain outer network 102 and in the case where no intermediate is participated in
The magnanimity and high frequency that intelligent contract mode carries out one or more digital assets by passage of transferring accounts are transferred accounts.Art technology people
Although member it will be appreciated that the application carries out merchandising and illustrating for example outside chain with two sides, passes through chain outer network 102
The participant merchandised outside chain can be more than two participant.It can participate in transferring accounts in many ways, it is meant that passage of transferring accounts
There can be the participation of other nodes.
Preferably, initiator device 101 can generate bill key based on the bill information merchandised outside current block chain chain.
Generally, in order to lift trading efficiency, when being traded between trusted parties, transaction has become very important outside block chain chain
Mode.Initiator device 101 and response method, apparatus 103 can carry out merchandising outside chain by trade network outside the chain of block chain.Its
In, transaction can support various types of transaction outside block chain chain.Generally, in order to transaction outside block chain chain is recorded and referred to
Show, transaction is described using bill information.Wherein bill information includes：Initiate party identifier, response party identifier, turn
The account amount of money, exchange hour and additional information.Preferably, it is the identifier for identifying initiator device to initiate party identifier,
It can uniquely identify initiator device.Response party identifier is the identifier for identifying response method, apparatus, and it can be only
One ground mark initiates answer party.Transfer amounts are used to identify involved by the transaction carried out between initiator device and response method, apparatus
The amount of money, for example reply method, apparatus and transferred accounts 50000 yuan to initiator device.Exchange hour is used to identify initiator device and response
The time of the transaction carried out between method, apparatus.Generally, the initial value of exchange hour can be estimated set by initiator device
Complete the time of transaction.As will be described below, when contract to be transferred accounts to generation, the block chain of answer party is highly as current
After the pre-registration exchange hour merchandised outside block chain chain, exchange hour can be set to pre-registration exchange hour.Finally, when
When determining that transfer information is correct, pre-registration exchange hour is defined as contract exchange hour by initiator device.Now, exchange hour
Indicate pre-registration exchange hour.Additional information can be to related any information of being merchandised outside current block chain chain, for example transfer accounts
Postscript etc..Preferably, bill key be generated based on bill information and for representing the character of unique close secret numerical value
String.The bill key merchandised outside chain is unique close secret numerical value (Pre-image) of one section of string representation, it is impossible to by any meter
Calculation machine calculates this numerical value according to its Hash, but once has this secret number anyone is easy to use hash function meter
Calculation obtains same Hash, and the intelligent contract of Hash time lock prevents mistrustful node from doing evil with it.
Preferably, initiator device 101 generates the bill merchandised outside the current block chain chain based on the bill key
Keyed hash value.Initiator device 101 can be calculated the bill key according to MD5 or SHA-1 hash functions, so that
Generate the bill keyed hash value merchandised outside the current block chain chain.Known, current any computer equipment is according to bill
Keyed hash value can not obtain initial bill key by reverse operation.
Preferably, bill keyed hash value is sent to response method, apparatus 103 by initiator device 101.Response method, apparatus 103
Initiated to transfer accounts with associated contract of merchandising outside the current block chain chain according to bill keyed hash value, and by the contract
Transfer accounts occur when the answer party block chain height as the pre-registration exchange hour merchandised outside the current block chain chain.Example
Such as, response method, apparatus 103 is according to information indicated in bill information：Initiate party identifier-initiator device 101, answer party
Identifier-response method, apparatus 103, -50000 yuan of transfer amounts, exchange hour on June 6th, 1 and additional information-engineering
Money is traded.Then, response method, apparatus 103 transfers accounts contract the block chain height of response method, apparatus 103 when occurring, i.e. block
The current block of chain, is used as the pre-registration exchange hour merchandised outside current block chain chain.When initiator device 101 and answer party are set
Occur between standby 103 outside multiple block chain chain in being merchandised outside transaction and the multiple block chain chain outside block chain chain at least twice
When the contract exchange hour of transaction is associated with same block, by each block in being merchandised outside the chain chain of block at least twice
Merchandise and made a distinction according to order of occurrence outside chain chain.In other words, when the contract transaction merchandised outside block chain chain at least twice
Between when falling into the same block of block chain, it is impossible to made a distinction to being merchandised outside the chain chain of block at least twice.In this feelings
Under condition, the application by for outside the chain chain of block at least twice merchandise in each block chain chain outside merchandise according to addition subscript
Digital number distinguishes the order merchandised in same block.
Preferably, initiator device 101 is received from response method, apparatus 103 and transferred accounts to contract after related transfer information,
Transfer information is checked.For example, initiator device 101 can check whether received fund is 50000 yuan, and
Whether the side of transferring accounts is response method, apparatus 103.Preferably, in current transfer information, the value of exchange hour is merchandised for pre-registration
Time.When it is determined that transfer information is correct, pre-registration exchange hour is defined as contract exchange hour by initiator device 101, will
Transfer information including contract exchange hour is sent to server.Then, server by utilizing chain outer transaction recorder 104 is stored
Include the transfer information of contract exchange hour.Preferably, the outer transaction recorder 104 of chain is that center relationship type database or data are deposited
Reservoir, for storing and related data of being merchandised outside the chain.Generally, after contract exchange hour is determined, day for convenience
Inquire about and retain as evidence afterwards, the application using the outer transaction recorder 104 of chain carry out relevant information (including contract merchandise when
Between) record.Preferably, the application is illustrated by taking center relationship type database or data storage as an example, but affiliated neck
Field technique personnel it will be appreciated that any kind of memory can be used carry out relevant information (including contract transaction when
Between) record.
Preferably, chain outer network 102 is the network outside block chain network, and for making initiator device 101 and answering
Answering method, apparatus 103 can carry out merchandising outside block chain chain.In block chain technology, any one node can record all
Transactions history, it is possible to which the information router such as transaction data that other nodes are sent gives more nodes.Meanwhile, block chain
Node in network can also have trading function and obtain the function of block chain information.In block chain network, any two
A new transaction can be created between node, the transaction is propagated by way of point-to-point (P2P), all block chain networks
In node to transaction verify.The result of checking is propagated again by point-to-point mode, so that all nodes
Transaction is write into block chain.Thus, distributed transaction record is formed.However, in chain outer network 102, not point of use
Mode to point (P2P) propagates Transaction Information, and centralized server would generally be used to carry out information processing services, and makes
With centralised storage device come store transaction information.
Fig. 2 shows according to the preferred embodiment of the invention for the equipment for the exchange hour for determining to merchandise outside block chain chain
200 structural representation.Equipment 200 promotes to participate in the initiator device merchandised outside chain based on the account merchandised outside current block chain chain
Single information generates bill key and and then based on the bill keyed hash value merchandised outside bill key generation current block chain chain.
Then, equipment 200 promotes initiator device that bill keyed hash value is sent into response method, apparatus, and by response method, apparatus root
Initiate to transfer accounts with associated contract of merchandising outside current block chain chain according to bill keyed hash value.Equipment 200 promotes answer party to set
The block chain height of standby answer party when occurring that contract is transferred accounts is used as the pre-registration exchange hour merchandised outside current block chain chain.With
Afterwards, receive and transferred accounts to contract after related transfer information from response method, apparatus in initiator device, equipment 200 promotes initiator
Equipment is checked transfer information and when it is determined that transfer information is correct, and pre-registration exchange hour is defined as into contract transaction
Time, the transfer information including contract exchange hour is sent to server.
As shown in Fig. 2 equipment 200 includes：Bill Key generating unit 101, Hash calculation unit 102, interface unit
103rd, verification unit 104 and sequence identification unit 105.Initiator and answer party be respectively provided with carry out block chain chain in transaction and
The ability merchandised outside chain, and initiator and answer party can be the general data processing for being provided with predetermined computer program
Equipment, embodiments in accordance with the present invention, initiator and answer party are in the case where no intermediate is participated in, with intelligent contract mode
The magnanimity and high frequency for carrying out one or more digital assets by passage of transferring accounts are transferred accounts.What one of ordinary skill in the art were understood that
It is, although the application with two sides merchandise outside chain and illustrated for example, but can by the participant merchandised outside chain
To be more than two participant.It can participate in transferring accounts in many ways, it is meant that passage of transferring accounts can have the participation of its other party.
Preferably, bill Key generating unit 101 can generate account based on the bill information merchandised outside current block chain chain
Single key.Generally, in order to lift trading efficiency, when being traded between trusted parties, transaction has become non-outside block chain chain
Often important mode.Initiator and answer party can carry out merchandising outside chain by trade network outside the chain of block chain.Wherein, block
Transaction can support various types of transaction outside chain chain.Generally, in order to be recorded and be indicated to being merchandised outside block chain chain, use
Bill information come to transaction be described.Wherein bill information includes：Initiate party identifier, response party identifier, transfer amounts,
Exchange hour and additional information.Preferably, it is the identifier for identifying initiator device to initiate party identifier, and it can be only
One ground identifies initiator device.Response party identifier is the identifier for identifying response method, apparatus, and it can be uniquely identified
Initiate answer party.Transfer amounts are used to identify the amount of money involved by the transaction carried out between initiator device and response method, apparatus,
Method, apparatus is for example replied to transfer accounts 50000 yuan to initiator device.Exchange hour is used to identify initiator device and response method, apparatus
Between time of transaction for carrying out.Generally, the initial value of exchange hour can be the estimated completion friendship set by initiator device
The easy time.As will be described below, when contract to be transferred accounts to generation, the block chain height of answer party is used as current block chain
After the pre-registration exchange hour merchandised outside chain, exchange hour can be set to pre-registration exchange hour.Finally, when it is determined that turning
When account information is correct, pre-registration exchange hour is defined as contract exchange hour by initiator device.Now, exchange hour indicates pre-
Register exchange hour.Additional information can be to related any information of being merchandised outside current block chain chain, such as postscript of transferring accounts.
Preferably, bill key be generated based on bill information and for representing the character string of unique close secret numerical value.Outside chain
The bill key of transaction is unique close secret numerical value (Pre-image) of one section of string representation, it is impossible to by any computer root
Calculate this numerical value according to its Hash, but once have this secret number anyone be easy to hash function calculate obtain
Same Hash, the intelligent contract of Hash time lock prevents mistrustful node from doing evil with it.
Preferably, Hash calculation unit 102 generates the account merchandised outside the current block chain chain based on the bill key
Single keyed hash value.Initiator can be calculated the bill key according to MD5 or SHA-1 hash functions, so as to generate
The bill keyed hash value merchandised outside the current block chain chain.Known, current any computer equipment is according to bill key
Cryptographic Hash can not obtain initial bill key by reverse operation.
Preferably, bill keyed hash value is sent to answer party by interface unit 103.Answer party is according to bill keyed hash
Value is initiated to transfer accounts with associated contract of merchandising outside the current block chain chain, and answer party when occurring that contract is transferred accounts
Block chain height be used as the pre-registration exchange hour merchandised outside the current block chain chain.For example, answer party is believed according to bill
Indicated information in breath：Initiate party identifier-initiator AAA, response party identifier-answer party CCC, transfer amounts -50000
Member, exchange hour on June 6th, 1 and additional information-engineering funds are traded.Then, answer party transfers accounts contract generation
When answer party block chain height, i.e. the current block of block chain, when being merchandised as the pre-registration merchandised outside current block chain chain
Between.
When occurring outside multiple block chain chain to be merchandised outside transaction and the multiple block chain chain between initiator and answer party
In the contract exchange hour merchandised at least twice outside block chain chain it is associated with same block when, sequence identification unit 105 is by institute
State to merchandise outside each block chain chain in merchandising outside block chain chain at least twice and made a distinction according to order of occurrence.In other words,
When the contract exchange hour merchandised outside block chain chain at least twice is fallen into the same block of block chain, it is impossible to it is described at least
Merchandise and make a distinction outside block chain chain twice.In this case, the application by for the chain of the block at least twice chain diplomacy
Merchandise according to addition index number sequence number to distinguish the order merchandised in same block outside each block chain chain in easily.
Preferably, receive and transferred accounts to contract after related transfer information from answer party, verification unit 104 is to transfer information
Checked.For example, verification unit 104 can check whether received fund is 50000 yuan, and the side of transferring accounts whether be
Answer party CCC.Preferably, in current transfer information, the value of exchange hour is pre-registration exchange hour.It is determined that letter of transferring accounts
When ceasing correct, pre-registration exchange hour is defined as contract exchange hour by verification unit 104, and promotes interface unit 103 will
Transfer information including contract exchange hour is sent to server.Then, server by utilizing chain outer transaction recorder stores bag
Include the transfer information of contract exchange hour.Preferably, the outer transaction recorder of chain is center relationship type database or data storage,
For storing and related data of being merchandised outside the chain.Generally, after contract exchange hour is determined, inquire about in the future for convenience
And retain as evidence, the application carries out the note of relevant information (including contract exchange hour) using the outer transaction recorder of chain
Record.Preferably, the application is illustrated by taking center relationship type database or data storage as an example, but art technology people
Member is it will be appreciated that can use any kind of memory to carry out the note of relevant information (including contract exchange hour)
Record.
Fig. 3 shows according to the preferred embodiment of the invention for the method for the exchange hour for determining to merchandise outside block chain chain
300 flow chart.Method 300 promotes to participate in the initiator device merchandised outside chain based on the bill letter merchandised outside current block chain chain
Breath generates bill key and and then based on the bill keyed hash value merchandised outside bill key generation current block chain chain.With
Afterwards, method 300 promotes initiator device that bill keyed hash value is sent into response method, apparatus, and by response method, apparatus according to
Bill keyed hash value is initiated to transfer accounts with associated contract of merchandising outside current block chain chain.Method 300 promotes response method, apparatus
The block chain height of answer party when occurring that contract is transferred accounts is used as the pre-registration exchange hour merchandised outside current block chain chain.With
Afterwards, receive and transferred accounts to contract after related transfer information from response method, apparatus in initiator device, method 300 promotes initiator
Equipment is checked transfer information and when it is determined that transfer information is correct, and pre-registration exchange hour is defined as into contract transaction
Time, the transfer information including contract exchange hour is sent to server.
As shown in figure 3, method 300 is since step 301 place.In step 301, the initiator for participating in merchandising outside chain is based on working as
The bill information generation bill key merchandised outside preceding block chain chain.Generally, in order to lift trading efficiency, carried out between trusted parties
During transaction, transaction has become very important mode outside block chain chain.Initiator and answer party can be by the chains of block chain
Outer trade network merchandised outside chain.Wherein, transaction can support various types of transaction outside block chain chain.Generally, in order to right
Transaction is recorded and indicated outside block chain chain, and transaction is described using bill information.Wherein bill information includes：Hair
Play party identifier, response party identifier, transfer amounts, exchange hour and additional information.Preferably, it is to use to initiate party identifier
In the identifier of mark initiator device, it can uniquely identify initiator device.Response party identifier is to be used to identify to answer
The identifier of method, apparatus is answered, it can uniquely identify initiation answer party.Transfer amounts are used to identify initiator device and response
The amount of money involved by transaction carried out between method, apparatus, for example, reply method, apparatus and transferred accounts 50000 yuan to initiator device.During transaction
Between be used to identify time of the transaction carried out between initiator device and response method, apparatus.Generally, the initial value of exchange hour can
Be set by initiator device estimated completion transaction time.As will be described below, by contract transfer accounts generation when
After the block chain height of answer party is as the pre-registration exchange hour merchandised outside current block chain chain, exchange hour can be set
It is set to pre-registration exchange hour.Finally, when it is determined that transfer information is correct, pre-registration exchange hour is defined as by initiator device
Contract exchange hour.Now, exchange hour indicates pre-registration exchange hour.Additional information can be and current block chain chain is diplomatic
Easy related any information, such as postscript of transferring accounts.Preferably, bill key is generated and is used for based on bill information
Represent the character string of unique close secret numerical value.The bill key merchandised outside chain is unique close secret numerical value of one section of string representation
(Pre-image) this secret number, it is impossible to calculate this numerical value according to its Hash by any computer, but once appoints
Who, which is but easy to be calculated with hash function, obtains same Hash, and the intelligent contract of Hash time lock prevents mistrustful with it
Node is done evil.
Preferably, it is based on the bill key in initiator described in step 302 and generates transaction outside the current block chain chain
Bill keyed hash value.Initiator can be calculated the bill key according to MD5 or SHA-1 hash functions, so that
Generate the bill keyed hash value merchandised outside the current block chain chain.Known, current any computer equipment is according to bill
Keyed hash value can not obtain initial bill key by reverse operation.
Preferably, in step 303, bill keyed hash value is sent to answer party.
Preferably, in step 304, answer party is initiated with being merchandised outside the current block chain chain according to bill keyed hash value
Associated contract is transferred accounts, and the block chain height of answer party when occurring that contract is transferred accounts is used as the current block chain
The pre-registration exchange hour merchandised outside chain.For example, answer party is according to information indicated in bill information：Initiation party identifier-
Initiator AAA, response party identifier-answer party CCC, -50000 yuan of transfer amounts, exchange hour on June 6th, 1 and attached
Plus information-engineering funds is traded.Then, answer party transfers accounts contract the block chain height of answer party when occurring, i.e. block chain
Current block, be used as the pre-registration exchange hour merchandised outside current block chain chain.Preferably, when between initiator and answer party
Occurs outside multiple block chain chain in being merchandised outside transaction and the multiple block chain chain conjunction merchandised outside block chain chain at least twice
When about exchange hour is associated with same block, each block chain chain diplomacy in being merchandised outside the chain chain of block at least twice
Easily made a distinction according to order of occurrence.In other words, when the contract exchange hour merchandised outside block chain chain at least twice falls into area
When in the same block of block chain, it is impossible to made a distinction to being merchandised outside the chain chain of block at least twice.In this case, this Shen
Please by for outside the chain chain of block at least twice merchandise in each block chain chain outside merchandise according to addition index number sequence number
To distinguish the order merchandised in same block.
Preferably, in step 305, receive and transferred accounts related turn to the contract from the answer party in the initiator
After account information, the transfer information is checked, wherein the transfer information includes the pre-registration exchange hour.For example,
Step 305 can check whether received fund is 50000 yuan, and whether the side of transferring accounts is answer party CCC.Preferably,
In current transfer information, the value of exchange hour is pre-registration exchange hour.
In step, 306, when it is determined that transfer information is correct, pre-registration exchange hour is defined as contract exchange hour, and
And the transfer information including contract exchange hour is sent to server.Then, server by utilizing chain outer transaction recorder is deposited
Storage includes the transfer information of contract exchange hour.Preferably, the outer transaction recorder of chain is that center relationship type database or data are deposited
Reservoir, for storing and related data of being merchandised outside the chain.Generally, after contract exchange hour is determined, day for convenience
Inquire about and retain as evidence afterwards, the application carries out relevant information (including contract exchange hour) using the outer transaction recorder of chain
Record.Preferably, the application is illustrated by taking center relationship type database or data storage as an example, but art skill
Art personnel are it will be appreciated that can use any kind of memory to carry out relevant information (including contract exchange hour)
Record.
Detailed description above has elaborated equipment and/or method by using block diagram, flow chart and/or example
Numerous embodiments.In the case where this block diagram, flow chart and/or example are comprising one or more functions and/or operation,
It will be understood by those skilled in the art that each function and/or operation in this block diagram, flow chart or example can be by various
Hardware, software, firmware or they substantial any combination to realize individually and/or jointly.In one embodiment, it is of the invention
If the stem portion of the theme can pass through application specific integrated circuit (ASIC), field programmable gate array (FPGA), data signal
Processor (DSP) or other integrated forms are realized.However, those skilled in the art will appreciate that disclosed herein implement
Some aspects of example can be realized equally in integrated circuits on the whole or partly, be embodied as calculating at one or more
The one or more computer programs run on machine are (for example, be embodied as one run in one or more computer system
Or multiple programs), the one or more programs run on the one or more processors are embodied as (for example, being embodied as at one
Or the one or more programs run on multi-microprocessor), it is embodied as firmware, or be substantially embodied as appointing for aforesaid way
Meaning combination, and those skilled in the art are according to the present invention, will be provided with design circuit and/or write software and/or firmware code
Ability.In addition, it would be recognized by those skilled in the art that the mechanism of the present invention can be carried out as the program product of diversified forms
Distribution, and regardless of the actual particular type for being used for performing the signal bearing medium of distribution, theme of the present invention shows
Example property embodiment is applicable.The example of signal bearing medium includes but is not limited to：Recordable-type media, such as floppy disk, hard drive
Device, compact-disc (CD), digital video disc (DVD), digital magnetic tape, computer storage etc.；And transmission type media, such as numeral
And/or analogue communication medium (for example, optical fiber cable, waveguide, wired communications links and/or channel, wireless communication link and/or
Channel etc.).
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art
For, the present invention can have various changes and change.It is all any modifications made within spirit and principles of the present invention, equivalent
Replace, improve etc., it should be included in the scope of the protection.
Claims (11)
1. a kind of for the method for the exchange hour for determining to merchandise outside block chain chain, methods described includes：
The initiator for participating in merchandising outside chain generates bill key based on the bill information merchandised outside current block chain chain；
The initiator generates the bill keyed hash value merchandised outside the current block chain chain based on the bill key；
The bill keyed hash value is sent to answer party by the initiator；
The answer party is initiated and associated contract of being merchandised outside the current block chain chain according to the bill keyed hash value
Transfer accounts, and the block chain height of answer party when occurring that the contract is transferred accounts is used as transaction outside the current block chain chain
Pre-registration exchange hour；
Receive and transferred accounts to the contract after related transfer information from the answer party in the initiator, to the letter of transferring accounts
Breath is checked, wherein the transfer information includes the pre-registration exchange hour；And
When it is determined that transfer information is correct, the pre-registration exchange hour is defined as contract exchange hour by the initiator, will
Transfer information including contract exchange hour is sent to server.
2. according to the method described in claim 1, the initiator and the answer party can be by merchandising outside the chain of block chain
Network merchandised outside chain.
3. according to the method described in claim 1, the bill information includes：Initiate party identifier, response party identifier, transfer accounts
The amount of money, exchange hour and additional information.
4. according to the method described in claim 1, the bill key is generated based on bill information and is used to represent
The character string of unique close secret numerical value.
5. method according to claim 4, wherein being calculated according to hash function the bill key, so as to generate
The bill keyed hash value merchandised outside the current block chain chain.
6. method according to claim 5, wherein according to bill keyed hash value can not be obtained by reverse operation
Bill key.
7. according to the method described in claim 1, the outer transaction recorder of the server by utilizing chain is merchandised to store including contract
The transfer information of time.
8. method according to claim 7, the outer transaction recorder of the chain is center relationship type database or data storage
Device, for storing and related data of being merchandised outside the chain.
9. according to the method described in claim 1, when occur between the initiator and answer party outside multiple block chain chain merchandise
And the contract exchange hour merchandised at least twice outside block chain chain in being merchandised outside the multiple block chain chain and same block phase
During association, area is carried out according to order of occurrence by being merchandised outside each block chain chain in being merchandised outside the chain chain of block at least twice
Point.
10. method according to claim 9, by for each block chain in being merchandised outside the chain chain of block at least twice
Merchandise according to addition index number sequence number to distinguish the order merchandised in same block outside chain.
11. a kind of trading server, including：
At least one processor；
Memory, the instruction executable for storing the processor；
The processor is configured as performing the method as any one of claim 1-10.
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