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32results about How to "Accurate authenticity" patented technology

Mining car measurement monitoring system based on image processing

The invention discloses a mining car measurement monitoring system based on image processing, which comprises a track type sensor used for weighing a mining car, a camera which is arranged right above the track type sensor, and a primary controller which is in a communication connection with the camera; wherein the primary controller judges operating directions of the mining car according to mining car image data collected by the camera, calculates operating speed of the mining car, and carries out counting on the mining car. In the mining car measurement monitoring system based on the image processing, the primary controller judges the operating directions of the mining car through the mining car image data collected by the camera, calculates the operating speed of the mining car, and carries out the counting on the mining car; and the track type sensor weighs the mining car, thus, an accurate and overall monitoring on the reliability and the authenticity of the mining car measurement data is achieved.
Owner:BEIJING COAL MINING ELECTRIC EQUIP TECHN DEV

Bill acceptor

A bill acceptor is constructed to include a housing, the housing having a base for holding a banknote for examination, a first light emitter adapted to emit infrared light onto the banknote carried on the base of the housing for examination, a second light emitter adapted to emit ultraviolet light onto the banknote for visual examination, an image sensor adapted to pick up infrared light reflected from the banknote carried on the base of the housing and to convert received light signal into image signal, and a display adapted to display image signal obtained from the image sensor for verifying the authenticity of the banknote.
Owner:INT CURRENCY TECH

Authenticity indicator

ActiveUS20070291339A1Accurate authenticityHigh accuracyOther printing matterPaper-money testing devicesVolume hologramOptoelectronics
An authenticity indicator that is difficult to be forged and whose authenticity can be confirmed easily and accurately is provided. The authenticity of the authenticity indicator 10 can be checked by making light enter the authenticity indicator 10 from front side and observing the light emerging from the front side or rear side. The authenticity indicator comprises a polarized-light selectively reflecting layer 30 that reflects a specified polarized component of incident light, and a transmission volume hologram layer 20 disposed on the front side of the polarized-light selectively reflecting layer 30. According to this authenticity indicator, its authenticity can be checked accurately by making use of its first authenticity recognition function attributed to the diffracting action of the transmission volume hologram layer and its second authenticity recognition function attributed to the polarized-light selectivity of the polarized-light selectively reflecting layer.
Owner:DAI NIPPON PRINTING CO LTD

Bill discriminating apparatus

A technology that increases bill discrimination precision, wherein a bill discriminating apparatus detects the thickness distribution of a bill P that is subject to discrimination, and by comparing this thickness distribution data and the reference thickness distribution data that shows the thickness distribution of an authentic note held in advance, performs discrimination processing that includes double feed detection, tape detection, and authenticity discrimination. Then, authenticity discrimination is performed on areas for which the difference between the thickness distribution data and the reference thickness data is within a specified range.
Owner:HITACHI OMRON TERMINAL SOLUTIONS CORP

Processing method for guiding against false of paper currency

ActiveCN1916975AJudgment of authenticityAccurately judge the authenticityPaper-money testing devicesPulp and paper industry
An falseproof processing method of paper money includes fetching paper veins code being used to judge said paper money uniquely at characterized region defined on paper preparing paper money, printing out paper veins code in net-screen coding mode and covering paper money drawings on it, judging realness of paper money by identifying out code value of net-screen coding in paper money drawing then comparing it with paper veins code at characterized region.
Owner:顾泽苍

Card genuine judging apparatus and card genuine judging system

A card authenticity judging apparatus includes a light projecting system for projecting a laser measurement light Q1 toward hologram which is provided on surface of a card 1 and on which an image 4' based on a grating pattern 3 is formed, a Fourier transform lens 27 for forming grating pattern image on a light receiving section 28 on the basis of reflected diffraction luminous flux of being reflected from the hologram, and a judging means 30' for judging authenticity of the card 1 based on photoelectric output from the light receiving section 28, in which authenticity of the card 1 is made to judge depending on grating pattern image based on reflected diffraction light.
Owner:KK TOPCON

Apparatus for discriminating paper-like sheets and method for discriminating same

A method for discriminating paper-like sheets comprises an authenticity judgment step. The authenticity judgment step includes a pattern detection step for irradiating infrared light on predetermined irradiation lines X in a direction along which the paper-like sheet M is to be inserted with a predetermined interval to detect a pattern of amounts of transmitted light on the predetermined irradiation lines X; an arithmetic processing step for comparing the pattern of amounts of transmitted light obtained by the pattern detection step with a pattern of amounts of transmitted light which has been previously obtained from a genuine paper-like sheet MA by means of the pattern detection step to standardize data, thereby obtaining standard values S at the respective irradiation points P of the paper-like sheet M inserted; and a judgment step for comparing the standard values S with the maximum standard value Tmax of the genuine paper-like sheet MA which has been previously obtained, thereby to judge the paper-like sheet M as a counterfeit note when the number of the standard values S each of which is larger than the maximum standard value Tmax reaches a predetermined number.
Owner:PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD +1

Marketable file and method for identifying same

ActiveCN102114743AAuthenticity is simpleAccurate authenticityOther printing matterElectricityElectroluminescence spectra
The invention relates to a marketable file and a method for identifying the same, and the marketable file and the method belong to the technical field of anti-counterfeiting of safe articles such as bank notes, certificates, magnetic cards, marketable bills, and the like. The invention discloses a marketable file which comprises a marketable file substrate and at least one electroluminescent substance for inspecting the marketable file, wherein the electroluminescent spectrums generated by the electroluminescent substance respectively under the excitations of electric fields of at least two types of characteristic frequencies have different spectral shapes, and the electroluminescent substance is combined with the marketable-file substrate in a code form. Based on the same principle, the invention also discloses a method for identifying the marketable file. Based on the particular relationship determination, the purpose of identifying the marketable files by using electroluminescence is achieved, so that the identification on the marketable files is simpler, more accurate and easier to realize.
Owner:CHINA BANKNOTE SECURITY PRINTING TECH RES INST CO LTD +1

Coin discrimination apparatus

ActiveUS20160171809A1Accurate authenticityDenomination of accuratelyCoin testingEngineering
A coin discrimination apparatus capable of discriminating the denomination and authenticity of coins including bimetallic coins. A first coin detection sensor, located near a guide, obtains a physical characteristic of a peripheral part of a coin moved on a carrying path. A second coin detection sensor, located apart from the guide, obtains a physical characteristic about a central part of the coin. A third coin detection sensor, located on a downstream side of respect to the first sensor, obtains a physical characteristic about the peripheral part of a coin. A fourth coin detection sensor, located downstream of the second sensor and apart from the guide, obtains a physical characteristic about a central part of the coin. An additional physical characteristic about the peripheral part of the coin is obtained by cooperation of the second and third sensors when the coin reaches the third sensor.
Owner:ASAHI SEIKO CO LTD

Online invigilation remote video cheating determination system and method

InactiveCN112084994AAccurate authenticityProperties are exactly the sameCharacter and pattern recognitionClosed circuit television systemsImaging processingInternet privacy
The invention discloses an online invigilation remote video cheating determination system and method, particularly relates to remote video cheating determination, belongs to the field of video recognition, and aims to solve the problems that in the prior art, whether cheating behaviors exist in the examination process of students or not cannot be accurately determined, and invigilation resources are wasted. The method comprises the steps that a plurality of cameras at a main position and an auxiliary position collect video streams and input the video streams into the same processing device; the processing device synthesizes the video streams and transmits the synthesized video stream to an Internet cheating determination center server of the Internet through the Internet; and the determination center server recognizes the video stream according to video content acquired on site, determines whether cheating occurs or not according to actions, postures and sight ranges of students in thevideo in the recognition process, and finally pushes the information of suspected students to an invigilation teacher terminal. Through video remote recognition, whether cheating behaviors exist in the student examination process or not is effectively determined, and due to remote image processing and system reminding, invigilation resources are saved, and the invigilation process is real-time and accurate.
Owner:哈尔滨二进制信息技术有限公司

A medical institution sorting method and device based on a medical record homepage

PendingCN109740868AThe ranking results are accurateAccurate authenticityResourcesMedical recordState of art
The embodiment of the invention provides a medical institution sorting method and device based on medical institution homepages. The method comprises the steps of acquiring the medical institution homepages of multiple medical institutions; grouping the medical record home pages according to the diagnosis result to obtain a grouping result; calculating the index of each medical institution according to the grouping result, wherein the indexes comprise a first index for measuring the medical service capability of the medical institution, a second index for measuring the medical service efficiency of the medical institution and a third index for measuring the medical safety degree of the medical institution; calculating a fourth index for measuring the subject balance of the medical institution according to the performance of each professional hospitalization medical service of the medical institution; calculating scores of the medical institutions according to the first index, the second index, the third index and the fourth index; and ranking the medical institutions according to the scores of the medical institutions. Therefore, the embodiment of the invention can solve the problems that the ranking result of the medical institution obtained in the prior art is inaccurate and the real capability of the medical institution cannot be accurately reflected.
Owner:PING AN MEDICAL & HEALTHCARE MANAGEMENT CO LTD

Bill discriminating apparatus

A technology that increases bill discrimination precision, wherein a bill discriminating apparatus detects the thickness distribution of a bill P that is subject to discrimination, and by comparing this thickness distribution data and the reference thickness distribution data that shows the thickness distribution of an authentic note held in advance, performs discrimination processing that includes double feed detection, tape detection, and authenticity discrimination. Then, authenticity discrimination is performed on areas for which the difference between the thickness distribution data and the reference thickness data is within a specified range.
Owner:HITACHI OMRON TERMINAL SOLUTIONS CORP

Set of core SNP markers suitable for constructing variety nucleic acid fingerprint database of Chinese cabbage and applications of core SNP markers

ActiveCN105779581ATyping results are stableAccurate authenticityMicrobiological testing/measurementDNA/RNA fragmentationAllele frequencyGenetic diversity
The invention discloses a set of core SNP markers suitable for constructing a variety nucleic acid fingerprint database of Chinese cabbage and applications of the core SNP markers. The set of core SNP markers is based on the re-sequencing of 10 core resources of the Chinese cabbage, the whole-genome serial variation of the Chinese cabbage is explored, and the set including 96 groups of SNP core primers suitable for constructing the variety nucleic acid fingerprint database of the Chinese cabbage is screened. The 96 groups of SNP core primers have relatively high polymorphic information content, the minimal allele frequency and the relatively low expectation heterozygosity, and can be used for accurately identifying 329 business varieties, and the genetic typing result is stable. The SNP loci and a detection method provided by the invention can be used for the study including the genetic diversity analysis and the construction of the variety nucleic acid fingerprint database of the Chinese cabbage, and can provide technical support for the establishment of a detection system for the specificity, the consistency and the stability of the new varieties, and the protection for the new varieties. Meanwhile, the high-throughput, low-cost and standardized detection system for the variety of the Chinese cabbage can be established.
Owner:BEIJING ACADEMY OF AGRICULTURE & FORESTRY SCIENCES

Recommendation method based on article time popularity

The invention discloses a recommendation method based on article time popularity. The method comprises the steps: S1, selecting a time interval delta t to divide a time axis of a data set into n segments, and defining the weight wi of an ith time zone; S2, carrying out the statistics of the distribution of articles in a time period through combining the proportion of the articles in the market; S3, accumulating the resource allocation of each time region to obtain a popularity score about the article alpha; S4, calculating a similarity matrix between the articles based on the CosRA similarityindex; S5, calculating to obtain a resource allocation result according to the similarity matrix in the step S4; and S6, adding a time factor, correcting the recommendation list of the target user i,and performing descending sort on the finally corrected recommendation list of the user i to obtain first L articles to generate a final recommendation list.
Owner:CHENGDU UNIVERSITY OF TECHNOLOGY

Core SNP (single nucleotide polymorphism) marker system suitable for building variety nucleic acid fingerprint database of non-heading Chinese cabbage and its application

ActiveCN105349659AAccurate authenticityHigh polymorphic information contentMicrobiological testing/measurementDNA/RNA fragmentationAllele frequencyGenetic diversity
The invention discloses a core SNP (single nucleotide polymorphism) marker system suitable for building a variety nucleic acid fingerprint database of non-heading Chinese cabbage and its application. Based on re-sequencing of 10 Chinese cabbage core resources, sequence variation of a whole genome of Chinese cabbage is explored, and a system of 62 groups of SNP core primers suitable for building a variety nucleic acid fingerprint database of non-heading Chinese cabbage is screened out. The 62 groups of SNP core primers have higher polymorphism information quantity, minimum allele frequency and lower expected heterozygosity and can accurately identify 124 commercial varieties, with stable genotyping results. The SNP sites and detection method provided by the invention are applicable to the research on genetic diversity of non-heading Chinese cabbage, building of a variety nucleic acid fingerprint base and the like, and technical support is provided for the building of a detection system for specificity, uniformity and stability of new varieties and for the protection of new varieties; meanwhile, a high-throughput, low-cost and standard detection system for non-heading Chinese cabbage varieties can be established.
Owner:BEIJING ACADEMY OF AGRICULTURE & FORESTRY SCIENCES

Gas-phase fingerprint spectrum of transverse meridian mat as well as construction method and application of gas-phase fingerprint spectrum

The invention discloses a gas phase fingerprint spectrum of a transverse meridian mat. The gas phase fingerprint spectrum comprises a peak 1-5, and the retention time of the peak 1-5 is 16.89 + / -0.1 min, 17.36 + / -0.1 min, 17.89 + / -0.1 min, 19.37 + / -0.1 min and 19.6 + / -0.1 min in sequence; the construction method of the gas-phase fingerprint of the membranaceous beautyberry root comprises the following steps: crushing membranaceous beautyberry root to obtain membranaceous beautyberry root powder, adding water into the membranaceous beautyberry root powder, adding ethyl acetate, slightly boiling for 4 hours, naturally cooling to room temperature, standing for layering, and collecting an ethyl acetate layer as a test solution; carrying out liquid chromatography detection on the test solution; the method comprises the following steps: collecting 10 or more membranaceous beautyleaf root medicinal materials, carrying out detection operation according to the method, comparing obtained detection results, and selecting common characteristic peaks to obtain the gas-phase fingerprint spectrum of membranaceous beautyleaf root. The gas-phase fingerprint spectrum constructed by the method can be used for rapidly and accurately determining and identifying the membranaceous beautyberry root traditional Chinese medicinal material.
Owner:GUANGXI WUZHOU PHARMA GRP

MNP core primer combination for molecular identification of DNA varieties of nelumbo nucifera L. and application of MNP core primer combination

The invention discloses an MNP core primer combination for molecular identification of DNA varieties of nelumbo nucifera L. and an application of the MNP core primer combination. On the basis of re-sequencing data of the nelumbo nucifera L., 525 pairs of MNP core primer combinations for detecting polymorphic MNP marker sites of the nelumbo nucifera L. are screened by combining a high-throughput sequencing technology, and the nucleotide sequences of the combinations are as shown in SEQ ID No.1-SEQ ID No.1050. The 525 pairs of MNP site detection primers provided by the invention can be compatible with a next-generation sequencing platform, have the characteristics of high efficiency, accuracy, high reproducibility and the like, and meet the requirements of standard fingerprint data construction of the nelumbo nucifera L. The primer combination can be used for identifying a to-be-detected nelumbo nucifera L.sample and a control variety, can accurately identify the authenticity of the to-be-detected nelumbo nucifera L. sample, can be applied to the aspects of constructing a nelumbo nucifera L. DNA fingerprint database, detecting the authenticity of the nelumbo nucifera L. variety, analyzing genetic diversity of nelumbo nucifera L. germplasm resources or breeding nelumbo nucifera L.molecules and the like, and provides technical support for breeding nelumbo nucifera L. molecules and analyzing seed resources. The breeding period of the new nelumbo nucifera L.variety is accelerated.
Owner:WUHAN ACADEMY OF AGRI SCI

Coin authenticity judging method and device

With a coin authenticity judging method according to an embodiment of the present invention, image data of an incuse / relief portion 14, formed on a surface of a medal 13, are acquired by capturing an image of the incuse / relief portion 14 by means of an image sensor 23, disposed so as to oppose the medal 13 substantially straightly, while illuminating light from a light source disposed obliquely above the medal 13, and an image processing of using two or more predetermined threshold values to multinarize brightness information, including shading related to the incuse / relief portion 14, in the acquired image data into three or more values is performed. By the image processing of multinarization into the three or more values, the medal 13 surface is regionally divided in to at least a profile region 14-1, a top surface region 14-2a, and a bottom surface region 14-2b in the incuse / relief portion 14. The authenticity of the medal 13 is then judged based on shape data of the incuse / relief portion 14 obtained by the image processing and master data, including a shape of an incuse / relief portion 14 formed on a surface of an authentic medal 13.
Owner:NIHON UNICA

Coin discrimination apparatus

ActiveUS9704323B2Accurate authenticityDenomination of accuratelyCoin testingPaper-money testing devicesEngineering
A coin discrimination apparatus capable of discriminating the denomination and authenticity of coins including bimetallic coins. A first coin detection sensor, located near a guide, obtains a physical characteristic of a peripheral part of a coin moved on a carrying path. A second coin detection sensor, located apart from the guide, obtains a physical characteristic about a central part of the coin. A third coin detection sensor, located on a downstream side of respect to the first sensor, obtains a physical characteristic about the peripheral part of a coin. A fourth coin detection sensor, located downstream of the second sensor and apart from the guide, obtains a physical characteristic about a central part of the coin. An additional physical characteristic about the peripheral part of the coin is obtained by cooperation of the second and third sensors when the coin reaches the third sensor.
Owner:ASAHI SEIKO CO LTD

Safety verification method and device for uploading picture

InactiveCN105471904AAccurate authenticityAccurate verificationTransmissionComputer graphics (images)Validation methods
The invention discloses a safety verification method and device for uploading a picture, wherein the method comprises the following steps: receiving an uploaded picture file; and drawing a picture according to the content of the picture file, judging that the uploaded picture file is a safe file if successfully drawing the picture, and judging that the uploaded picture file has potential safety hazards if unsuccessfully drawing the picture. The safety verification device for uploading the picture in the embodiment is used for redrawing the picture of the uploaded picture file; therefore, the uploaded picture file, which can be drawn into the picture, must be the real picture file and is safe; otherwise, the uploaded picture file, which cannot be drawn into the picture, is fake and possibly has potential safety hazards to a server; the verification method is high in accuracy; and the use safety of the server is greatly improved.
Owner:SHENZHEN ZHIYING TECH CO LTD

A set of core SNP markers suitable for the construction of non-heading cabbage variety nucleic acid fingerprint database and its application

ActiveCN105349659BAccurate authenticityHigh polymorphic information contentMicrobiological testing/measurementDNA/RNA fragmentationBiotechnologyAllele frequency
The invention discloses a core SNP (single nucleotide polymorphism) marker system suitable for building a variety nucleic acid fingerprint database of non-heading Chinese cabbage and its application. Based on re-sequencing of 10 Chinese cabbage core resources, sequence variation of a whole genome of Chinese cabbage is explored, and a system of 62 groups of SNP core primers suitable for building a variety nucleic acid fingerprint database of non-heading Chinese cabbage is screened out. The 62 groups of SNP core primers have higher polymorphism information quantity, minimum allele frequency and lower expected heterozygosity and can accurately identify 124 commercial varieties, with stable genotyping results. The SNP sites and detection method provided by the invention are applicable to the research on genetic diversity of non-heading Chinese cabbage, building of a variety nucleic acid fingerprint base and the like, and technical support is provided for the building of a detection system for specificity, uniformity and stability of new varieties and for the protection of new varieties; meanwhile, a high-throughput, low-cost and standard detection system for non-heading Chinese cabbage varieties can be established.
Owner:BEIJING ACADEMY OF AGRICULTURE & FORESTRY SCIENCES

Information processing apparatus and information processing method

An information processing apparatus inputs image data including a first pixel group, a second pixel group generated by interpolating the first pixel group and verification data of the first pixel group, verifies whether the first pixel group has been altered using the first pixel group and the verification data, verifies whether the second pixel group has been altered by determining whether the second pixel group and the first pixel group are in a predetermined relationship, and determines whether the image data has been altered based on results of the verification as to whether the first pixel group has been altered and the verification as to whether the second pixel group has been altered.
Owner:CANON KK

Video authenticity identification method and electronic equipment

The invention provides a video authenticity identification method and electronic equipment, and the method comprises the steps: obtaining a target image frame sequence of a to-be-identified video, respectively obtaining the corresponding multi-modal features of each target image frame in the target image frame sequence, obtaining a multi-modal feature sequence corresponding to the target image frame sequence, and obtaining a multi-modal feature sequence corresponding to the multi-modal feature sequence; the multi-modal feature sequence is analyzed based on the LSTM to obtain an analysis result of the target image frame sequence in the time dimension, the analysis result is input into the discriminator to obtain an authenticity identification result of the to-be-identified video, and the authenticity of the video can be accurately identified by comprehensively analyzing the image frame sequence.
Owner:AIEASY

Method, device and equipment for verifying authenticity of log information, and medium

ActiveCN111193685AAccurate authenticityTransmissionInternet privacyEngineering
The invention discloses a method, device and equipment for verifying authenticity of log information, and a medium. The method comprises the steps: extracting attribute information in log informationaccording to a preset keyword; obtaining legal access behavior information or illegal access behavior information according to the attribute information and access control state information in a rulebase; based on the attribute information and server information in a rule base, obtaining legal server basic information or illegal server basic information; taking the log information including the basic information of the legal server and / or the log information including the legal access behavior information as legal log information; and taking the log information including the basic informationof the illegal server and / or the log information including the illegal access behavior information as illegal log information. According to the embodiment of the invention, the authenticity of the log information can be accurately verified.
Owner:LIAONING MOBILE COMM +1

Processing method for guiding against false of paper currency

ActiveCN1916975BSolve the problem of counterfeiting paper mediaSolve forgeryPaper-money testing devicesPulp and paper industry
An falseproof processing method of paper money includes fetching paper veins code being used to judge said paper money uniquely at characterized region defined on paper preparing paper money, printing out paper veins code in net-screen coding mode and covering paper money drawings on it, judging realness of paper money by identifying out code value of net-screen coding in paper money drawing then comparing it with paper veins code at characterized region.
Owner:顾泽苍

A set of core SNP markers suitable for the construction of Chinese cabbage variety nucleic acid fingerprint database and its application

ActiveCN105779581BTyping results are stableAccurate authenticityMicrobiological testing/measurementDNA/RNA fragmentationBiotechnologyGenetic diversity
The invention discloses a set of core SNP markers suitable for constructing a variety nucleic acid fingerprint database of Chinese cabbage and applications of the core SNP markers. The set of core SNP markers is based on the re-sequencing of 10 core resources of the Chinese cabbage, the whole-genome serial variation of the Chinese cabbage is explored, and the set including 96 groups of SNP core primers suitable for constructing the variety nucleic acid fingerprint database of the Chinese cabbage is screened. The 96 groups of SNP core primers have relatively high polymorphic information content, the minimal allele frequency and the relatively low expectation heterozygosity, and can be used for accurately identifying 329 business varieties, and the genetic typing result is stable. The SNP loci and a detection method provided by the invention can be used for the study including the genetic diversity analysis and the construction of the variety nucleic acid fingerprint database of the Chinese cabbage, and can provide technical support for the establishment of a detection system for the specificity, the consistency and the stability of the new varieties, and the protection for the new varieties. Meanwhile, the high-throughput, low-cost and standardized detection system for the variety of the Chinese cabbage can be established.
Owner:BEIJING ACADEMY OF AGRICULTURE & FORESTRY SCIENCES

A method for authenticating printed text by using a seal verification terminal

The invention discloses a method for authenticating a sealed file through utilization of seal verification terminals. The method comprises a file sender, the seal verification terminal of the file sender, a system of a national authority organization responsible for managing seals, the seal verification terminal of a file receiver, the file receiver, a digital image file of the sealed file and a sealed file entity. Through utilization of the seal verification terminals, the method for authenticating a fact whether the sealed file is sealed and sent by the file sender or not is realized. According to the method, the problem of how to authenticate the sealed files in remote signing processes of various files is solved, whether the sealed files are true or false can be effectively distinguished, and the counterfeiting can be effectively prevented.
Owner:上海霁洲信息科技有限公司

Method for authenticating sealed file through utilization of seal verification terminal

ActiveCN108200083AInquire in timeTimely information verificationTransmissionComputer terminalDigital image
The invention discloses a method for authenticating a sealed file through utilization of seal verification terminals. The method comprises a file sender, the seal verification terminal of the file sender, a system of a national authority organization responsible for managing seals, the seal verification terminal of a file receiver, the file receiver, a digital image file of the sealed file and a sealed file entity. Through utilization of the seal verification terminals, the method for authenticating a fact whether the sealed file is sealed and sent by the file sender or not is realized. According to the method, the problem of how to authenticate the sealed files in remote signing processes of various files is solved, whether the sealed files are true or false can be effectively distinguished, and the counterfeiting can be effectively prevented.
Owner:上海霁洲信息科技有限公司