CN110223436A - A kind of lottery ticket of application block chain is extra-large method and apparatus at random - Google Patents
A kind of lottery ticket of application block chain is extra-large method and apparatus at random Download PDFInfo
- Publication number
- CN110223436A CN110223436A CN201910509048.8A CN201910509048A CN110223436A CN 110223436 A CN110223436 A CN 110223436A CN 201910509048 A CN201910509048 A CN 201910509048A CN 110223436 A CN110223436 A CN 110223436A
- Authority
- CN
- China
- Prior art keywords
- lottery
- lottery ticket
- extra
- cryptographic hash
- remainder
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C15/00—Generating random numbers; Lottery apparatus
- G07C15/006—Generating random numbers; Lottery apparatus electronically
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The lottery ticket that the present invention discloses a kind of application block chain is extra-large method and apparatus at random, comprising: lottery client initiates a transfer request on block chain, and transfer request includes: initiator address, recipient address and transfer amounts；Transfer request is used as lottery ticket and is extra-large；Lottery client carries out Hash operation to transfer request, obtains the first cryptographic Hash；Lottery client obtains the stroke count n that transfers accounts in its current corresponding block；First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding first remainder m by lottery client；Obtain in its current corresponding block m of lottery client transfer accounts, and transfer accounts to m and carry out Hash operation, obtain the second cryptographic Hash；Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by lottery client；Second remainder is that this lottery ticket goes out number；Default integer determines that lottery ticket goes out the numerical value change section of number.The present invention guarantee lottery ticket be extra-large process randomness, openly, it is credible and can look into.
Description
Technical field
It is extra-large combination technology field the present invention relates to block chain and lottery ticket, more particularly, to a kind of application block chain
Lottery ticket is extra-large method and apparatus at random.
Background technique
Lottery Market in all parts of the world, lottery ticket, which is extra-large, can provide the machinery number of shaking or randomizer to lottery ticket
It announces the winners in a lottery.The machinery number of shaking needs manpower and mechanical device, and the working condition and manpower of mechanical device may influence lottery ticket and go out
Number randomness.And randomizer, note prize process are opaque, it is understood that there may be generate specific draft bank according to statistical result
Situation, and not can avoid a possibility that data are by internal staff or hacker's altered data, it is asked there are underground, incredible
Topic.
Block chain is the novel of the computer technologies such as Distributed Storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm
Application model.Common recognition mechanism is that the mathematical algorithm established between different nodes and trust, obtain equity is realized in block catenary system.Area
Block chain is the Floor layer Technology of bit coin, as a database account book, records all transaction records.The characteristics of system is that have very
It is multiple respectively with node all over the world, each node can safeguard a set of identical database.Which results in maliciously distort
Data and its difficulty, loss of data is extremely rare, so that it is transparent to realize a justice, solves the platform of trust crisis.
Summary of the invention
In view of the drawbacks of the prior art, it is an object of the invention to solve existing lottery ticket be extra-large result may not be random, and
It is opaque due to going out prize process, it is understood that there may be underground, incredible technical problem.
To achieve the above object, the method in a first aspect, lottery ticket that the present invention provides a kind of application block chain is extra-large at random, packet
Include following steps:
Lottery client initiates a transfer request on block chain, and the transfer request includes: initiator address, receives
Square address and transfer amounts；The transfer request is used as lottery ticket and is extra-large；
The lottery client carries out Hash operation to the transfer request, obtains the first cryptographic Hash；
The lottery client obtains the stroke count n that transfers accounts in its current corresponding block；N is positive integer；
First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding first remainder m by the lottery client；m
For the positive integer less than n；
Obtain in its current corresponding block m of the lottery client transfer accounts, and transfer accounts and breathe out to m
Uncommon operation, obtains the second cryptographic Hash；
Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by the lottery client；Described
Two remainders are that this lottery ticket goes out number；The default integer determines that the lottery ticket goes out the numerical value change section of number.
Specifically, the transmission orientation lottery client of the transfer request, recipient can be other sections in block chain
Point, is also possible to lottery client itself.
Optionally, first cryptographic Hash is hexadecimal data；
First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding first remainder m by the lottery client,
Specifically comprise the following steps:
First cryptographic Hash is converted into corresponding decimal data by the lottery client；
The lottery client will convert into the first cryptographic Hash of decimal data divided by the stroke count n that transfers accounts, and obtain pair
The the first remainder m answered.
Optionally, second cryptographic Hash is hexadecimal data；
Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by the lottery client, specific to wrap
Include following steps:
Second cryptographic Hash is converted into corresponding decimal data by the lottery client；
The lottery client will convert into the second cryptographic Hash of decimal data divided by default integer, obtain corresponding
Two remainders.
Optionally, when the default integer is 10, the lottery ticket goes out number to be changed in 0~9 range.
Optionally, when the default integer is 100, the lottery ticket goes out number to be changed in 00~99 range, wherein if the
When two remainders are less than 10, then it will be exported after its ten zero paddings.
Second aspect, the lottery ticket that the present invention provides a kind of application block chain are extra-large equipment at random, comprising:
Lottery ticket, which is extra-large, initiates unit, and for initiating a transfer request on block chain, the transfer request includes: to initiate
Square address, recipient address and transfer amounts；The transfer request is used as lottery ticket and is extra-large；
First Hash operation unit obtains the first cryptographic Hash for carrying out Hash operation to the transfer request；
Transfer information acquiring unit, for obtaining the stroke count n that transfers accounts in current corresponding block；N is positive integer；
First remainder determination unit, for first cryptographic Hash divided by the stroke count n that transfers accounts, to be obtained corresponding first
Remainder m；M is the positive integer less than n；
Transfer information acquiring unit is transferred accounts for obtaining m in current corresponding block；
Second Hash operation unit carries out Hash operation for transferring accounts to described m, obtains the second cryptographic Hash；
Lottery ticket is extra-large unit, for second cryptographic Hash divided by default integer, to be obtained corresponding second remainder；It is described
Second remainder is that this lottery ticket goes out number；The default integer determines that the lottery ticket goes out the numerical value change section of number.
It is understood that the lottery ticket of application block chain is extra-large at random, equipment can be lottery client, be also possible to it
His lottery ticket equipment.
Optionally, first cryptographic Hash is hexadecimal data；The first remainder determination unit is by described first
Cryptographic Hash is converted into corresponding decimal data；The first cryptographic Hash of decimal data be will convert into divided by the stroke count n that transfers accounts,
Obtain corresponding first remainder m.
Optionally, second cryptographic Hash is hexadecimal data；The lottery ticket is extra-large unit for second Hash
Value is converted into corresponding decimal data；The second cryptographic Hash of decimal data be will convert into divided by default integer, corresponded to
The second remainder.
Optionally, when the default integer is 10, the lottery ticket goes out number to be changed in 0~9 range.
Optionally, when the default integer is 100, the lottery ticket goes out number to be changed in 00~99 range, wherein if the
When two remainders are less than 10, then it will be exported after its ten zero paddings.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, have below beneficial to effect
Fruit:
The lottery ticket that the present invention provides a kind of application block chain is extra-large method and apparatus at random, is sent out based on block chain transferred account service
Lottery ticket is played to be extra-large, the process that lottery ticket is extra-large relies on the cryptographic Hash of block chain data, since there are randomnesss for Hash operation itself, and
During lottery ticket is extra-large, in conjunction with transfer accounts stroke count and the random wherein a certain transfer information progress Hash fortune of current block
It calculates, enhances the randomness of data.Finally remming as a result, dividing exactly to it using random Harsh operation twice obtains final
Lottery ticket be extra-large, ensure that the lottery ticket is extra-large the randomness of process.
The lottery ticket that the present invention provides a kind of application block chain is extra-large method and apparatus at random, is based on block chain technology, by
There is open and clear characteristic in block chain data, and block chain Information Security is very high, is very unlikely to be tampered, therefore credible
Degree is high.In addition, the process that lottery ticket is extra-large can be supervised by masses since the data in block chain can be found,
It ensure that and open process that lottery ticket is extra-large, credible and can look into is carried out based on block chain, have a good application prospect.
Detailed description of the invention
Fig. 1 is that the lottery ticket of application block chain provided by the invention is extra-large method flow diagram at random；
Fig. 2 is that the lottery ticket of application block chain provided by the invention is extra-large equipment architecture diagram at random.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
Fig. 1 is that the lottery ticket of application block chain provided by the invention is extra-large method flow diagram at random；As shown in Figure 1, include with
Lower step:
S101, lottery client initiate a transfer request on block chain, and the transfer request includes: initiator
Location, recipient address and transfer amounts；The transfer request is used as lottery ticket and is extra-large；
S102, the lottery client carry out Hash operation to the transfer request, obtain the first cryptographic Hash；
S103, the lottery client obtain the stroke count n that transfers accounts in its current corresponding block；N is positive integer；
First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding more than first by S104, the lottery client
Number m；M is the positive integer less than n；
S105, obtain in its current corresponding block m of the lottery client transfer accounts, and transfer accounts to m
Hash operation is carried out, the second cryptographic Hash is obtained；
Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by S106, the lottery client；Institute
Stating the second remainder is that this lottery ticket goes out number；The default integer determines that the lottery ticket goes out the numerical value change section of number.
Optionally, first cryptographic Hash is hexadecimal data；
First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding first remainder m by the lottery client,
Specifically comprise the following steps:
First cryptographic Hash is converted into corresponding decimal data by the lottery client；
The lottery client will convert into the first cryptographic Hash of decimal data divided by the stroke count n that transfers accounts, and obtain pair
The the first remainder m answered.
Optionally, second cryptographic Hash is hexadecimal data；
Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by the lottery client, specific to wrap
Include following steps:
Second cryptographic Hash is converted into corresponding decimal data by the lottery client；
The lottery client will convert into the second cryptographic Hash of decimal data divided by default integer, obtain corresponding
Two remainders.
Optionally, when the default integer is 10, the lottery ticket goes out number to be changed in 0~9 range.
Optionally, when the default integer is 100, the lottery ticket goes out number to be changed in 00~99 range, wherein if the
When two remainders are less than 10, then it will be exported after its ten zero paddings.
Specifically, it when to preset integer be 10, then carry out a lottery ticket and is extra-large operation, then output one becomes in 0~9 range
The number of change.When default integer is 100, then carries out a lottery ticket and be extra-large operation, then output two changes in 00~99 range
Number.It should be noted that lottery ticket provided by the invention is extra-large in scheme, default integer can be set according to actual needs.
It is not limited only to 10 or 100 both of these case.For example, default integer can be 8, then the random lottery number exported will be in 0~7 model
Enclose interior variation.Default integer can be 50, then the random lottery number exported will change in 00~49 range etc..Art technology
Personnel can select the default integer according to actual needs, be required with meeting the variation range section of corresponding lottery number.This hair
It is bright that any restriction is done not to this.
It is understood that if desired going out one 8 lottery number for being, then default integer can be set as 10, every time out one
The lottery number of a one digit number carries out 8 lottery tickets and is extra-large, finally obtains one 8 lottery numbers.Default integer can also be set
It is 100, goes out a double-digit lottery number every time, carry out 4 lottery tickets and be extra-large, finally obtain one 8 lottery numbers.
If desired go out one 7 lottery number for being, then default integer can be set as 10, go out the lottery ticket of an one digit number every time
Number carries out 7 lottery tickets and is extra-large, finally obtains one 7 lottery numbers.Default integer first can also be set as 100, gone out every time
One double-digit lottery number carries out 3 lottery tickets and is extra-large, then default integer is set as 10, carries out a lottery ticket and is extra-large, finally
It is cumulative to obtain one 7 lottery numbers.
Fig. 2 is that the lottery ticket of application block chain provided by the invention is extra-large equipment architecture diagram at random, as shown in Fig. 2, including such as
Lower unit:
Lottery ticket, which is extra-large, initiates unit 201, and for initiating a transfer request on block chain, the transfer request includes:
Initiator address, recipient address and transfer amounts；The transfer request is used as lottery ticket and is extra-large；
First Hash operation unit 201 obtains the first cryptographic Hash for carrying out Hash operation to the transfer request；
Transfer information acquiring unit 203, for obtaining the stroke count n that transfers accounts in current corresponding block；N is positive integer；
First remainder determination unit 204, for divided by the stroke count n that transfers accounts, obtaining corresponding first cryptographic Hash
First remainder m；M is the positive integer less than n；
Transfer information acquiring unit 203 is transferred accounts for obtaining m in current corresponding block；
Second Hash operation unit 205 carries out Hash operation for transferring accounts to described m, obtains the second cryptographic Hash；
Lottery ticket is extra-large unit 206, for second cryptographic Hash divided by default integer, to be obtained corresponding second remainder；
Second remainder is that this lottery ticket goes out number；The default integer determines that the lottery ticket goes out the numerical value change section of number.
Optionally, first cryptographic Hash is hexadecimal data；First remainder determination unit 204 is breathed out described first
Uncommon value is converted into corresponding decimal data；The first cryptographic Hash of decimal data be will convert into divided by the stroke count n that transfers accounts, obtained
To corresponding first remainder m.
Optionally, second cryptographic Hash is hexadecimal data；Lottery ticket is extra-large unit 206 for second cryptographic Hash
It is converted into corresponding decimal data；The second cryptographic Hash of decimal data be will convert into divided by default integer, obtained corresponding
Second remainder.
Optionally, when the default integer is 10, the lottery ticket goes out number to be changed in 0~9 range.
Optionally, when the default integer is 100, the lottery ticket goes out number to be changed in 00~99 range, wherein if the
When two remainders are less than 10, then it will be exported after its ten zero paddings.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (10)
- A kind of method 1. lottery ticket of application block chain is extra-large at random, which comprises the following steps:Lottery client initiates a transfer request on block chain, and the transfer request includes: initiator address, recipient Location and transfer amounts；The transfer request is used as lottery ticket and is extra-large；The lottery client carries out Hash operation to the transfer request, obtains the first cryptographic Hash；The lottery client obtains the stroke count n that transfers accounts in its current corresponding block；N is positive integer；First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding first remainder m by the lottery client；M is small In the positive integer of n；Obtain in its current corresponding block m of the lottery client transfer accounts, and transfer accounts to m and carry out Hash fortune It calculates, obtains the second cryptographic Hash；Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by the lottery client；Described more than second Number is that this lottery ticket goes out number；The default integer determines that the lottery ticket goes out the numerical value change section of number.
- The method 2. lottery ticket of application block chain according to claim 1 is extra-large at random, which is characterized in that first Hash Value is hexadecimal data；First cryptographic Hash divided by the stroke count n that transfers accounts, is obtained corresponding first remainder m, specifically by the lottery client Include the following steps:First cryptographic Hash is converted into corresponding decimal data by the lottery client；The lottery client will convert into the first cryptographic Hash of decimal data divided by the stroke count n that transfers accounts, and obtain corresponding First remainder m.
- The method 3. lottery ticket of application block chain according to claim 1 is extra-large at random, which is characterized in that second Hash Value is hexadecimal data；Second cryptographic Hash divided by default integer, is obtained corresponding second remainder by the lottery client, specifically include as Lower step:Second cryptographic Hash is converted into corresponding decimal data by the lottery client；The lottery client will convert into the second cryptographic Hash of decimal data divided by default integer, obtain corresponding more than second Number.
- The method 4. lottery ticket of application block chain according to any one of claims 1 to 3 is extra-large at random, which is characterized in that institute State default integer be 10 when, the lottery ticket goes out number to be changed in 0~9 range.
- The method 5. lottery ticket of application block chain according to any one of claims 1 to 3 is extra-large at random, which is characterized in that institute State default integer be 100 when, the lottery ticket goes out number to be changed within the scope of 00-99, wherein if the second remainder is less than 10, It will be exported after its ten zero paddings.
- The equipment 6. a kind of lottery ticket of application block chain is extra-large at random characterized by comprisingLottery ticket, which is extra-large, initiates unit, and for initiating transfer request on block chain, the transfer request includes: initiator Location, recipient address and transfer amounts；The transfer request is used as lottery ticket and is extra-large；First Hash operation unit obtains the first cryptographic Hash for carrying out Hash operation to the transfer request；Transfer information acquiring unit, for obtaining the stroke count n that transfers accounts in current corresponding block；N is positive integer；First remainder determination unit, for first cryptographic Hash divided by the stroke count n that transfers accounts, to be obtained corresponding first remainder m；M is the positive integer less than n；Transfer information acquiring unit is transferred accounts for obtaining m in current corresponding block；Second Hash operation unit carries out Hash operation for transferring accounts to described m, obtains the second cryptographic Hash；Lottery ticket is extra-large unit, for second cryptographic Hash divided by default integer, to be obtained corresponding second remainder；Described second Remainder is that this lottery ticket goes out number；The default integer determines that the lottery ticket goes out the numerical value change section of number.
- The equipment 7. lottery ticket of application block chain according to claim 6 is extra-large at random, which is characterized in that first Hash Value is hexadecimal data；First cryptographic Hash is converted into corresponding decimal number by the first remainder determination unit According to；The first cryptographic Hash of decimal data be will convert into divided by the stroke count n that transfers accounts, obtain corresponding first remainder m.
- The equipment 8. lottery ticket of application block chain according to claim 6 is extra-large at random, which is characterized in that second Hash Value is hexadecimal data；Second cryptographic Hash is converted into corresponding decimal data by the lottery ticket unit that is extra-large；It will The second cryptographic Hash of decimal data is converted into divided by default integer, obtains corresponding second remainder.
- 9. being extra-large at random equipment according to the lottery ticket of the described in any item application block chains of claim 6 to 8, which is characterized in that institute State default integer be 10 when, the lottery ticket goes out number to be changed in 0~9 range.
- 10. being extra-large at random equipment according to the lottery ticket of the described in any item application block chains of claim 6 to 8, which is characterized in that institute State default integer be 100 when, the lottery ticket goes out number to be changed in 00~99 range, wherein if the second remainder is less than 10, It will be exported after its ten zero paddings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910509048.8A CN110223436B (en) | 2019-06-13 | 2019-06-13 | Lottery random number issuing method and device applying block chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910509048.8A CN110223436B (en) | 2019-06-13 | 2019-06-13 | Lottery random number issuing method and device applying block chain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110223436A true CN110223436A (en) | 2019-09-10 |
| CN110223436B CN110223436B (en) | 2020-12-25 |
Family
ID=67816824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910509048.8A Active CN110223436B (en) | 2019-06-13 | 2019-06-13 | Lottery random number issuing method and device applying block chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110223436B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601819A (en) * | 2019-09-26 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Method for processing random number and related equipment |
| CN111009068A (en) * | 2019-12-18 | 2020-04-14 | 中体彩科技发展有限公司 | Lottery drawing number generation method and system based on block chain |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913174A (en) * | 2016-04-07 | 2016-08-31 | 彭军红 | Lottery issuing method based on block chains |
| CN106980488A (en) * | 2017-03-14 | 2017-07-25 | 腾讯科技（深圳）有限公司 | Random digit generation method and device |
| CN107103097A (en) * | 2017-05-22 | 2017-08-29 | 中链科技有限公司 | Drawing method and terminal device based on block chain technology |
| CN107566124A (en) * | 2017-08-24 | 2018-01-09 | 深圳市易成自动驾驶技术有限公司 | Common recognition method for building up, block catenary system and storage medium based on lottery mechanism |
| EP3379408A1 (en) * | 2017-03-20 | 2018-09-26 | Fujitsu Limited | Updatable random functions |
| CN108831002A (en) * | 2018-07-06 | 2018-11-16 | 电子科技大学 | A kind of welfare lottery ticket justice based on block chain is announced the winners in a lottery method |
| EP3413189A1 (en) * | 2017-06-05 | 2018-12-12 | SigmaCorp OÜ | Random number generator |
| CN109377225A (en) * | 2018-10-30 | 2019-02-22 | 杭州复杂美科技有限公司 | Transaction allocation method, common recognition method, equipment and storage medium |
| WO2019075234A1 (en) * | 2017-10-12 | 2019-04-18 | Rivetz Corp. | Attestation with embedded encryption keys |
-
2019
- 2019-06-13 CN CN201910509048.8A patent/CN110223436B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913174A (en) * | 2016-04-07 | 2016-08-31 | 彭军红 | Lottery issuing method based on block chains |
| CN106980488A (en) * | 2017-03-14 | 2017-07-25 | 腾讯科技（深圳）有限公司 | Random digit generation method and device |
| EP3379408A1 (en) * | 2017-03-20 | 2018-09-26 | Fujitsu Limited | Updatable random functions |
| CN107103097A (en) * | 2017-05-22 | 2017-08-29 | 中链科技有限公司 | Drawing method and terminal device based on block chain technology |
| EP3413189A1 (en) * | 2017-06-05 | 2018-12-12 | SigmaCorp OÜ | Random number generator |
| CN107566124A (en) * | 2017-08-24 | 2018-01-09 | 深圳市易成自动驾驶技术有限公司 | Common recognition method for building up, block catenary system and storage medium based on lottery mechanism |
| WO2019075234A1 (en) * | 2017-10-12 | 2019-04-18 | Rivetz Corp. | Attestation with embedded encryption keys |
| CN108831002A (en) * | 2018-07-06 | 2018-11-16 | 电子科技大学 | A kind of welfare lottery ticket justice based on block chain is announced the winners in a lottery method |
| CN109377225A (en) * | 2018-10-30 | 2019-02-22 | 杭州复杂美科技有限公司 | Transaction allocation method, common recognition method, equipment and storage medium |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601819A (en) * | 2019-09-26 | 2019-12-20 | 腾讯科技（深圳）有限公司 | Method for processing random number and related equipment |
| CN110601819B (en) * | 2019-09-26 | 2023-02-14 | 腾讯科技（深圳）有限公司 | Processing method for random number, block chain link point device and storage medium |
| CN111009068A (en) * | 2019-12-18 | 2020-04-14 | 中体彩科技发展有限公司 | Lottery drawing number generation method and system based on block chain |
| CN111009068B (en) * | 2019-12-18 | 2021-09-17 | 中体彩科技发展有限公司 | Lottery drawing number generation method and system based on block chain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110223436B (en) | 2020-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110164021B (en) | A kind of random lottery drawing method and equipment of application block chain | |
| CN109523683B (en) | Anonymous electronic voting method based on block chain technology | |
| CN106603233B (en) | Encryption and decryption method for remote bid opening type bidding system | |
| CN106980488A (en) | Random digit generation method and device | |
| CN107292181A (en) | Database Systems based on block chain and the application method using the system | |
| CN108306887A (en) | Internet of Things safety based on block chain protects system with data-privacy | |
| CN110223440A (en) | A kind of random number of shaking method and apparatus of application block chain | |
| CN107689869A (en) | The method and server of user password management | |
| CN110164022A (en) | A kind of random number of shaking method and its equipment on block chain | |
| CN109636998A (en) | A kind of method and device drawn a lottery using block chain | |
| CN106549751A (en) | Key exchange apparatus and method | |
| CN109756893A (en) | A kind of intelligent perception Internet of Things anonymous authentication method based on chaotic maps | |
| CN110223436A (en) | A kind of lottery ticket of application block chain is extra-large method and apparatus at random | |
| WO2021012643A1 (en) | Method, device and system for object distribution processing | |
| CN110932854A (en) | Block chain key distribution system and method for Internet of things | |
| CN110474908A (en) | Transaction monitoring and managing method and device, storage medium and computer equipment | |
| CN107333262A (en) | A kind of system and method based on CN39 code authentication phone numbers | |
| CN108717666A (en) | Personalized vehicle insurance computational methods, system and terminal based on block chain | |
| CN1753569B (en) | System and method for treating mobile communication data business based on false code | |
| CN107679149A (en) | A kind of data processing method and server | |
| CN110189465B (en) | Random lottery method and equipment by means of block chain | |
| CN107832608A (en) | A kind of method for preventing artificial or application end leakage oracle database password | |
| CN110222520A (en) | The keyword query method of figure encryption data is supported in cloud environment | |
| CN115860768B (en) | Source tracing method and device based on blockchain and electronic equipment thereof | |
| CN107733634A (en) | A kind of lightweight chaos authentication encryption method based on displacement coupling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100085 No. 108, 1st Floor, No. 9, Shangdi Jiujie, Haidian District, Beijing Applicant after: Beijing ruice Technology Co.,Ltd. Address before: 100085 No. 108, 1st Floor, No. 9, Shangdi Jiujie, Haidian District, Beijing Applicant before: BEIJING AIMO RUICE TECHNOLOGY Co.,Ltd. |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |