87results about How to "Guaranteed to be true and effective" patented technology

The invention discloses a house renting platform and network fingerprint electronic door lock system comprising a cloud end system, a data storage system, a block chain storage system, a tenant clientend, a landlord client end, and an electronic lock; the house renting platform and network fingerprint electronic door lock system can effectively check the landlord and tenant ID information, and uses the tenant fingerprint as the key; the system is easy to use, can record the tenant renting process, and can form a tenant credit file.

The invention provides an information processing method and device based on a block chain network, electronic equipment and a storage medium. The method comprises the following steps: receiving user personal information uploaded by a first terminal corresponding to a party to participate in a competition, and storing the user personal information into a block chain network; receiving historical competition participation information which is uploaded by a second terminal corresponding to the competition organizer and aims at the party to participate in the competition; based on the historical competition participation information, generating electronic certificate data corresponding to the party to participate in the competition, and storing the electronic certificate data into a block chain network; associating the personal information of the user with the electronic certificate data; receiving a data query request sent by a second terminal; and in response to the data query request, querying the blockchain network based on the association, and receiving a query result for the to-be-verified electronic certificate data returned by the blockchain network. According to the invention,the security of the information of the party to participate in the competition can be ensured, and the efficiency and credibility of querying the information of the party to participate in the competition can be effectively improved.

The invention relates to a verification method and apparatus of information validity. The method comprises the following steps: receiving vote requests sent by clients, wherein the vote requests comprise effective verification information and corresponding vote option values; and according to the effective verification information, verifying the validity of the vote option values. The apparatus comprises: a receiving unit adapted to receiving the vote requests sent by the clients, wherein the vote requests comprise the effective verification information and the corresponding vote option values; and a verification unit adapted to verifying the validity of the vote option values according to the effective verification information in the vote requests received by the receiving unit. Through the technical scheme provided by the invention, it is effectively guaranteed that vote information is real and effective, and voting experience of users is improved.

The invention provides a food safety traceability system and method based on a block chain, and the system comprises a display layer which comprises a mobile terminal, an external service portal and an enterprise management portal, provides a man-machine interface for a participant, enables the participant to be connected to an application layer through the display layer, and read and manage the food information; the application layer which comprises a food traceability management unit and a quality safety management unit; a service layer which comprises a contract cluster server and an artificial intelligence server, wherein the contract cluster server comprises a business execution contract and a data application contract, and the application layer performs food traceability management and quality safety management through the business execution contract and the data application contract; wherein the data sharing layer comprises a service private chain, a cooperative enterprise alliance chain and a supervision chain, and the data sharing layer collects food information and stores the food information in block chains of the service private chain, the cooperative enterprise alliance chain and the supervision chain. The method has the characteristics of no tampering and traceability, and provides guarantee for food safety.

The invention discloses a safety inspection method and an inspection mobile terminal. The method comprises: obtaining a near-field range corresponding to each inspected object in a building, wherein the near-field range includes indoor position data in the building; in a safety inspection process, performing indoor positioning to an inspection personnel himself/herself through an iBeacon module equipped in the building; judging whether the current position is in the near-field range corresponding to an inspected object; if the current position is in the near-field range, triggering an inspection input interface as a state acceptable for input of inspection record of the inspected object; and sending the finished inspection record to a preset server. According to the method, a device or apparatus doesn't have to be separately provided for each inspected object, and the situation whether the inspection personnel reaches the inspected object can be determined. Therefore, the situation that a device or apparatus used for positioning the inspection personnel is damaged on purpose is avoided, so that the problem that normal safety inspection is affected due to the damaged apparatus is solved.

The invention discloses a physical flow system for bank cash box management. The system is mainly composed of a cash box (1), a mobile terminal (3) connected with the money box (1) through a network, and a server (2) connected with the mobile terminal (3) through the network. The system is characterized in that the cash box (1) is provided with a radio frequency identification tag (13), and a sealing piece (11) provided with a barcode (12) and used for sealing a keyhole of the cash box (1) is arranged on the keyhole. The invention further discloses a physical flow method of the physical flow system for bank cash box management. In the process of cash box transfer, people, box, lock and task binding can be realized, and a backend server carries out monitoring in a unified way. Therefore, manual record of warehousing-in and warehousing-out information is avoided, the safety is improved, and the manpower cost is reduced.

The embodiment of the application discloses a resource copyright checking method, device and related equipment. The method comprises the following steps: establishing a public resource copyright information system of a multi-resource platform based on a block chain network, sending a resource copyright acquisition request carrying a platform unique identifier and a resource unique identifier to the block chain network when each resource platform needs to perform resource copyright verification, wherein the network node in the block chain network returns related resource copyright information to the resource platform in response to a resource copyright acquisition request. Since various platforms share a set of resource copyright information system through the block chain network without singly creating and maintaining the resource copyright information system, the operation and maintenance cost of each resource platform is effectively reduced; furthermore, the real effectiveness and tamper resistance of the resource copyright information can be guaranteed through the block chain technology, and the security of the resource copyright information is guaranteed.

The invention discloses an insurance data processing method and device based on block chains, equipment and a storage medium, and belongs to the technical field of block chains. Based on a purchase request of a user for a target insurance product, the method comprises the following steps of generating a purchase intention contract on a blockchain system, obtaining a contract according to an authorized target data category in the contract; obtaining first data of the purchasing user from a block chain, so that the data stored in the block chain cannot be tampered and the obtained first data canbe effectively ensured to be real and effective; comparing the first data with forbidden condition information corresponding to the target insurance product; based on a comparison result, processingcontracts, in the insurance data processing mode, wherein the blockchain system automatically acquires the corresponding user data and forbidden condition information according to the contract, and compares the user data with the forbidden condition information without manual intervention, so that the labor cost and time consumption in the insurance data processing process are greatly reduced, anddata processing efficiency is improved.

The invention provides a method for acquiring a coordinate of interest points, comprising the following steps: acquiring gate address of to-be-processed interest point, and ordering according to gate address number; combining some gate addresses according to the acquired gate address ordering list, in order to obtain the gate-address location list; establishing an electronic map with junction location gate addresses; arranging locations of gate-address location list into the established electronic map with junction location gate addresses according to the gate address numbers; obtaining the location coordinate according to the location positioned in the electronic map; using the coordinate as the coordinate of all interest points in the location. The method greatly saves the acquiring cost of the interest points coordinate, overcomes the defect that the coordinates of many interest points can not be acquired due to incomplete known gate addresses in the existing calculating method of gate addresses, reduces the situation that the relative position between the interest point and key landmark is wrong, and is the method with high success rate and accuracy rate for acquiring the coordinate of interest points.

The invention relates to a WLAN (wireless local area network) authentication method based on NFC (near field communication). According to the WLAN authentication method, two NFC modules working in a point-to-point mode are adopted, wherein the two NFC modules include a user NFC module of user equipment and an NFC module of a WLAN; when a user requests to access the WLAN, NFC communication between the NFC module of the user and the NFC module of the WLAN is established, and by the aid of the Diffie Hellman algorithm adopted by the user and the WLAN, random information is exchanged, and symmetric KEYs are computed; a public key certificate system authentication method is adopted to perform user authentication on signatures and verifications of the symmetric KEYs. The WLAN authentication method based on the NFC has the advantages that the NFC is protected from man-in-the-middle attack and replay attack, the WLAN is protected from illegal access attack to a certain extent, true and effectiveness of user identification are guaranteed, and safety in access to the WLAN by the NFC is enhanced.

The embodiment of the invention discloses a charging pile reservation method and device, a charging pile system and a control method of the charging pile system. The charging pile reservation method comprises the steps: obtaining a charging reservation request and credit information of a user; pushing charging pile reservation information matched with the credit information to the user according to the charging reservation request; and issuing a charging reservation instruction to the corresponding charging pile system according to the charging pile reservation information selected by the user. According to the technical scheme of the embodiment of the invention, the charging pile resources are scheduled and the reservation behavior of a user is controlled through user credit, the problemof resource waste of the existing charging reservation technology is effectively solved, the phenomena of malicious reservation resource preemption and the like are avoided, and reasonable managementand control of the charging pile resources are realized; the charging reservation is ensured to be real and effective favourably, the reservation resource is ensured to be reliable, and the development of a new energy automobile charging service is promoted favourably.

The invention discloses an intelligent detection device based on a block chain technology, which comprises a detection terminal, a detection cloud and a protection system, and is characterized in thatthe detection terminal is connected with the protection system and is used for sending various detection data to the protection system; the detection terminal comprises a detector, a storage module,a network module, a display device and a calibration module, and the network module is connected with the protection system. The system has the advantages that the detection information of the to-be-detected object is transmitted to the protection system with the blockchain auditing system in real time through the intelligent detection system with the blockchain technology, and the storage modulestores the blockchain node address information of the intelligent detection system; the detected initial data is uploaded to a blockchain network and creating a block, and traces are left for subsequent data arrangement and modification to prevent data tampering.

The invention relates to a steel quality guarantee book privacy protection and sharing method and system based on a block chain. The method comprises the steps that a block chain platform is constructed, and a steel production institution and a steel sales institution are accessed to the block chain platform based on unique identity authentication information; the block chain platform receives thesteel resource information, the quality guarantee information and the quality guarantee document description information which are signed and uploaded by the steel production institution, and storesthe encrypted quality guarantee document into a distributed document storage module; the block chain platform feeds back corresponding quality guarantee information when receiving a query request of the steel sales institution; and after receiving purchase confirmation information of the steel sales institution, the blockchain platform calls a corresponding encrypted quality guarantee document from the distributed file storage module in response to a download request and feeds back the encrypted quality guarantee document, and the encrypted quality guarantee document is downloaded by a purchased user after being decrypted. Compared with the prior art, the method has the advantages of high information security and the like.

The invention discloses a method for carrying out stamp impression anti-counterfeiting processing of an electronic seal by a timestamp watermark. The method comprises the following steps of: S1, acquiring time data of the electronic seal in a signing process; S2, acquiring impression data of the seal; S3, dividing the time data acquired in step S1 into seven groups of numbers according to year, month, day, hour, minute, second and millisecond, and randomly distributing the seven groups of numbers on a stamp impression of the electronic seal; S4, after embedding the seven groups of numbers into the stamp impression of the electronic seal, generating a watermark seal image and enabling the seven groups of numbers to be in a non-display state; S5, storing the watermark seal image obtained in step S4 in an electronic document, storing the electronic document into a seal database server, and simultaneously, by the seal database server, starting a short message or WeChat notification function to send stamp impression information of the watermark seal image to an owner of the electronic seal.

The invention relates to an intelligent general diagnosis and treatment workstation. The workstation comprises a workbench, a central data processor, an identity reader (17), a weighing scale (4) andan electrocardio detector (18), the weighing scale (4) is installed at one side of the workbench, the electrocardio detector (18) is installed at the other side of the workbench, and a body fat analyzer (3), a vision tester (2) and a height sensor (1) are sequentially installed on the weighing scale (4) from bottom to top. The workstation has the advantages that children, pregnant and lying-in women, the elder and chronic disease patients are taken as key people, and basic public health electronic informatization service is provided for all residents; and resident health record informatizationmanagement application is provided for a primary medical structure. Electronic health archives of residents are taken as the core, the archive dynamic management effect is achieved, the authenticityand the archive activity rate of archives are effectively guaranteed, the system is a necessary tool for medical staff to rapidly develop various services, and the management level of the medical staff is effectively improved.

The invention discloses a method, system and device for judging whether an accounting document is tampered or not and a storage medium, and the method comprises the following steps: every time an accounting document is stored, recording a generated current random code and a current abstract value obtained based on the current random code, and uploading the current abstract value to a database; every time the accounting document is opened, calculating an abstract value based on the current random code recorded last time; judging whether the abstract value is the same as a current abstract valueuploaded last time in a database or not; and in response to the fact that the abstract value is different from the current abstract value uploaded last time in the database, prompting that the accounting document is tampered. According to the method, system and device for judging whether the accounting document is tampered or not and the medium, illegal tampering of the accounting document data by the user is recognized by calculating the abstract value, and authenticity and effectiveness of accounting document data are guaranteed.

An online application virtual resource issuing method includes the following steps of firstly, sending user verification information, sent by a transaction system, to an application server to be verified after a seller logs in the transaction system with the login account number; secondly, displaying a list of virtual resources related to the login account number on a front end page of the transaction system according to detailed information of the virtual resources stored in a game database of the application server after the user verification information passes verification of the application server, and obtaining the virtual resources which are to be issued and selected by the seller from the list of the virtual resources; thirdly, locking the virtual resources which are to be issued and located on the role of the seller; fourthly, issuing the virtual resources to be issued on the transaction system. The invention further provides an online application virtual resource issuing device. By means of the online application virtual resource issuing method and device, reality of the issued virtual resources can be ensured, and reality and effectiveness of transaction are ensured.

The invention discloses a generator rotor collector ring carbon brush constant-pressure spring pressure detection device, and mainly relates to the field of generator detection equipment. The device comprises a base and a control system, wherein a limiting ring is arranged at the center of the base, a detection body is arranged between the outer wall of the limiting ring and the inner side wall of the base, an annular sliding groove is formed in an outer wall plate of the base, a driving ring is arranged in the sliding groove, the outer side of the driving ring is in threaded connection with the wall of the sliding groove, the section of the side, close to the limiting ring, of the sliding groove is a step face, and the bottom part of the side, close to the limiting ring, of the driving ring is an inverted-cone-shaped section. The device has the beneficial effects that manual operation measurement is omitted, the spring pressure measurement efficiency is improved, the labor intensity of personnel is reduced, measurement can be carried out in a simulated use state, the measurement error is reduced, the degradation state of a carbon brush can be found as early as possible, and equipment damage accidents are avoided.

The invention relates to the field of computer aided education. The invention discloses a finance and accounting professional examination training platform. The platform comprises a client (01), optical fiber (02), a finance and accounting professional examination training management system (03), a network server (04), a physical server (05), a database (06), a basic information management system(1), a user management system (2), a virtual company management system (3), a practical operation question table management system (4), a seal management system (5), a bill management system (6), a test question management system (7), a test paper management system (8), a test point management system (9), a course management system (10), a practice management system (11), a teaching management system (12), a test monitoring system (13) and a score authentication system (14). The platform mainly has two functions of training and examination of the finance and accounting major, has the functionsof course system establishment, online course learning, online practice, massive real data practical training, self-service examination certificate and subsidy score authentication, and is powerful and comprehensive in function.

The invention provides a prediction analysis algorithm for knowledge point mastering conditions based on student learning data, and relates to the technical field of data prediction. The prediction analysis algorithm for the knowledge point mastering situation based on the student learning data comprises the following specific steps: S1, based on a search method for shielding irrelevant contents,collecting learning data about students based on a Cerea algorithm; S2, establishing a student learning database, storing the data in a classified manner according to features, and detecting and updating the classified features; and S3, generating a student simulation question bank based on the database, and testing the simulation question bank. According to the invention, the simulation questionbank can be effectively controlled; comprehensive automatic analysis is carried out on the simulation condition of the students; and the prediction analysis algorithm is advantaged in that the studentknowledge mastery degree can be rapidly and effectively acquired, the student mastery condition is predicted according to the student knowledge mastery degree, prediction validity and accuracy are guaranteed, interference of repeated data on the prediction result is avoided, and student learning efficiency and the learning effect are substantially improved.

The invention discloses an evaluation report generation method, a terminal and a computer-readable storage medium. The method comprises the following steps: when a course is finished, an evaluation two-dimensional code corresponding to the course is scanned to eject a prompt message containing whether the geographical position is allowed to be obtained; when the course is finished, the evaluationtwo-dimensional code is scanned to eject a prompt message containing whether the geographical position is allowed to be obtained; Obtaining the current geographic position information and popping up an evaluation input box for students to evaluate the course if an instruction to obtain the geographic position is received; Determining whether the evaluation data is valid according to the geographicposition information upon receiving the evaluation data input by the trainee based on the evaluation input box; If the evaluation data is valid, the evaluation data is sent to a server for generatingan evaluation report. The invention evaluates the course by scanning two-dimensional code, and sends the effective evaluation data to the server only when it is determined that the evaluation data isvalid, so as to generate the evaluation report, ensure that the evaluation data is true and effective, and improve the intelligence of the evaluation report generation method.