Description:Filed of the invention
[0001] The present invention relates to a system and method for product authentication, consumer education, and interactive engagement. Specifically, the present invention relates to a smart system providing machine-readable codes, such as QR codes, integrated with a distributed ledger to ensure product authenticity, provide comprehensive product information, and facilitate direct communication between consumers and product providers.

Background of the invention
[0002] Counterfeit products and the lack of reliable consumer access to accurate product information have emerged as critical issues across a wide range of industries, including pharmaceuticals, food safety, cosmetics, and consumer goods. Counterfeiting not only undermines consumer confidence but also poses serious health and safety risks, particularly in sectors like medicine and food, where product integrity directly affects public well-being. Beyond its impact on consumers, counterfeiting leads to substantial financial losses for manufacturers, disrupts supply chains, and erodes brand reputation.
[0003] Existing product labeling and authentication methods, such as serial numbers, holographic stickers, and static barcodes, have proven inadequate in addressing these challenges. These methods are often susceptible to replication, tampering, and forgery, and they do not provide consumers with a reliable means to verify the authenticity of products. Moreover, these static approaches lack the capability to offer real-time updates or tailored information, leaving consumers without access to critical product details, such as origin, safety warnings, or regulatory compliance.
[0004] The increasing globalization of trade further complicates the situation. Products are often manufactured, packaged, and distributed across multiple countries, necessitating multilingual support to cater to diverse consumer demographics. However, most current solutions do not account for the linguistic and cultural diversity of global markets, making it difficult for consumers to understand product information and usage instructions. This lack of accessibility can lead to misuse, dissatisfaction, and even harm.
[0005] Another significant gap in existing systems is the lack of meaningful consumer engagement. While consumers increasingly demand transparency and opportunities to interact with manufacturers, current solutions fail to provide mechanisms for real-time feedback, personalized product recommendations, or direct communication with brands. This disconnect not only limits the user experience but also prevents manufacturers from gaining valuable insights into consumer preferences and concerns.
[0006] Transparency and traceability within supply chains are also inadequate in many industries. Traditional systems rarely allow end-to-end tracking of products, leaving blind spots in the journey from manufacturer to end-user. This lack of visibility hampers the detection of counterfeit products and prevents manufacturers from identifying and addressing vulnerabilities within their supply chains.
[0007] Technological advancements, particularly in distributed ledger systems like blockchain, have shown potential to address some of these issues. Distributed ledger technology offers secure, tamper-proof record-keeping, enabling greater transparency and accountability. When paired with machine-readable codes, such as QR codes or barcodes, this technology provides a pathway to enhanced product verification and traceability. However, while promising, these advancements alone are not sufficient.
[0008] Therefore, there is a need for an integrated, comprehensive solution that not only ensures product authenticity but also bridges the gap between manufacturers and consumers, fosters engagement, and supports accessibility across global markets.

Objects of the invention
[0009] An object of the present invention is to provide a system and a method to prevent counterfeiting by using immutable records stored on a distributed ledger, enabling the verification of product authenticity at every stage of the supply chain.
[0010] Another object of the invention is to enhance consumer education by providing comprehensive product-related information, including details on composition, usage instructions, safety precautions, and compliance certifications, ensuring that consumers have access to reliable and accurate data.
[0011] An additional object of the invention is to facilitate multilingual support, allowing consumers worldwide to access product information in their preferred language, thereby promoting inclusivity and accessibility across diverse markets.
[0012] A further object of the invention is to improve consumer engagement by including interactive features such as direct communication with product providers, feedback submission, and access to customer support services, fostering stronger connections between consumers and manufacturers.
[0013] A further object of the invention is also to streamline supply chain transparency by integrating tracking and traceability features that monitor the movement of products at every stage, from manufacturing to the end-user, ensuring accountability and quality assurance.
[0014] Another object of the present invention is to enable dynamic updates of product-related information, such as recall notices, safety alerts, and revised instructions, ensuring that consumers always have access to the most current and relevant information.
[0015] Still an object of the invention is to support integration with existing platforms, including supply chain management systems, e-commerce portals, and third-party applications, to enhance functionality, adaptability, and ease of implementation for businesses.
[0016] Yet another object of the invention is to provide value-added services, including loyalty programs, personalized product recommendations, and subscription-based reordering, accessible through the machine-readable code interface, enhancing the consumer experience.
[0017] Still one more object of the invention is to empower consumers to make informed purchasing decisions by providing them with reliable, transparent, and easily accessible product information, thereby building trust and fostering stronger relationships between brands and their customers.

Summary of the invention:
[0018] According to the present invention, there is provided a system for product authentication, information dissemination, and user interaction. In an aspect, the system includes a code generation module configured to generate a unique machine-readable identifier, such as a QR code or NFC tag, for each product. The identifier is linked to a data record stored in a distributed ledger. The distributed ledger system comprises a plurality of nodes that store immutable records of product-related data, including manufacturing details, supply chain information, and certification data. The system ensures that the product's authenticity can be verified securely at any stage.
[0019] The system further includes a scanning interface operable on a user device. The scanning interface captures the machine-readable identifier and initiates retrieval of the corresponding data record from the distributed ledger. In an aspect, the scanning interface may support near-field communication (NFC) technology, enabling non-optical interaction with the machine-readable identifier.
[0020] A data retrieval module is configured to extract and present product-related data in a user-accessible format. This data may include composition details, usage instructions, safety guidelines, and compliance certifications. In another aspect, the product-related data may dynamically include updated information, such as recall notices, expiration dates, and usage-specific instructions, ensuring consumers have access to the most current details.
[0021] The system also comprises a translation module integrated with the data retrieval module. The translation module dynamically converts the product-related data into one or more user-preferred languages. In a preferred aspect, the translation module includes a context-aware natural language processing algorithm to ensure accurate translation of technical terms, safety information, and regulatory details.
[0022] To enhance user interaction, the system incorporates a secure communication interface that facilitates encrypted bidirectional communication between the user and the product provider. This interface may support text, voice, or video communication channels, enabling feedback, support requests, or issue reporting. In another aspect, the secure communication interface integrates a customer support chatbot to provide automated responses to common user queries, with the option to forward unresolved issues to a live representative.
[0023] Additionally, the system includes an integration module configured to interface with external platforms, such as supply chain management systems, e-commerce platforms, or third-party applications. This module may further enable cross-product interaction, allowing a single machine-readable identifier to link to multiple related products or services managed within a centralized system.
[0024] In another aspect, the distributed ledger system may include a traceability module that tracks the real-time movement of products across multiple supply chain stages, providing location and status updates. The system may also ensure the integrity of the machine-readable identifier by including a cryptographically encoded signature, preventing duplication or tampering.
[0025] The invention further provides a method for product authentication, information dissemination, and user interaction using the described system. The method begins with generating a unique machine-readable identifier and linking it to a product-specific data record stored in the distributed ledger. The identifier is embedded on the packaging or labeling of the product. A user device scans the identifier to initiate retrieval of the associated product data. The method authenticates the product by accessing the distributed ledger and verifying immutable records of its origin, manufacturing history, and certifications.
[0026] The method proceeds to present the product-related information to the user via a user interface, with details such as usage instructions, safety warnings, and compliance certifications. The method dynamically translates this information into the user’s preferred language using the translation module. Furthermore, the method facilitates secure communication between the user and the product provider through the interactive interface.
[0027] In an additional aspect, the method may generate a user alert when the retrieved data indicates inconsistencies with expected authenticity parameters. The method may also dynamically update product-related data stored in the distributed ledger, such as recall notices and usage-specific instructions. Moreover, the method may enable a cross-product interaction feature, allowing users to access information and services for multiple products or services using a single identifier.

Brief description of drawings:
[0028] The advantages and features of the present invention will be understood better with reference to the following detailed description and claims taken in conjunction with the accompanying drawings, wherein like elements are identified with like symbols, and in which:
[0029] Figure 1 illustrates a block diagram of a system for product authentication, information dissemination, and user interaction, in accordance with the present invention; and
[0030] Figure 2 illustrates a flowchart showing a method for product authentication, information dissemination, and user interaction using a machine-readable identifier system in accordance with the present invention.

Detailed description of the invention:
[0031] An embodiment of this invention, illustrating its features, will now be described in detail. The words "comprising," "having," "containing," and "including," and other forms thereof, are intended to be equivalent in meaning and be open-ended in that an item or items following any one of these words is not meant to be an exhaustive listing of such item or items or meant to be limited to only the listed item or items.
[0032] The terms “first,” “second,” and the like, herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another, and the terms “a” and “an” herein do not denote a limitation of quantity, but rather denote the presence of at least one of the referenced items. The disclosed embodiments are merely exemplary of the invention, which may be embodied in various forms.
[0033] Referring to Figure 1, a system (100) for product authentication, information dissemination, and user interaction, in accordance with the present invention, is provided. The system (100) includes a code generation module (110), a distributed ledger system (120), a scanning interface (130), a data retrieval module (140), a translation module (150), a secure communication interface (160), and an integration module (170). The system (100) ensures product authenticity, delivering comprehensive product information, and enabling interaction between users and product providers.
[0034] In operation, the system generates unique machine-readable identifiers for products, such as QR codes, using the code generation module (110). Each identifier is cryptographically secured to prevent tampering or duplication and is linked to a record in the distributed ledger system (120). The identifier incorporates a cryptographically encoded signature that ensures the code cannot be altered or duplicated without invalidating its authenticity. This record contains product-specific metadata, including batch numbers, manufacturing details, and regulatory certifications. Once generated, the identifiers are embedded into product packaging or labeling to allow easy consumer access. In some embodiments, the code generation module (110) may also produce alternative identifiers, such as NFC tags, to accommodate different use cases. The machine-readable identifier may include NFC functionality to enable interaction through non-optical means
[0035] The distributed ledger system (120) serves as a secure, decentralized database for storing product information. It employs cryptographic hashing and consensus protocols to maintain data integrity and prevent unauthorized modifications. The ledger records and tracks supply chain events, such as manufacturing, transportation, storage, and distribution, in a chronological and immutable manner. The distributed ledger system (120) includes a traceability module that tracks the real-time movement of the product across multiple supply chain stages, providing location and status updates. By providing stakeholders and consumers with end-to-end traceability, the system ensures transparency and accountability at every stage of the product lifecycle.
[0036] Consumers interact with the system (100) through the scanning interface (130), which is implemented as a software application on compatible devices, such as smartphones or dedicated scanners. When a consumer scans a machine-readable code, the interface initiates a query to the distributed ledger system (120) to retrieve the corresponding product record. The scanning process includes verification steps to confirm the integrity of the scanned code and ensure that it matches the stored record. If the code is validated, the system (100) retrieves the product information; if discrepancies are detected, the system generates alerts to notify the consumer and relevant stakeholders.
[0037] The data retrieval module (140) processes queries received from the scanning interface (130) and extracts the relevant product data from the distributed ledger. The data retrieval module (140) ensures that only authenticated information is retrieved and formats it for display to the consumer. Retrieved data may include details such as the product's name, composition, manufacturing origin, usage instructions, safety precautions, and expiration dates. Additionally, the module supports multimedia content, such as instructional videos and graphical guides, to provide users with a better understanding of the product's proper use.
[0038] To support users in different regions, the translation module (150) dynamically translates product information into the user’s preferred language. The translation module (150) uses predefined language models and contextual translation techniques to ensure that technical and safety information is accurately localized. The translation module (150) includes a context-aware algorithm to ensure accurate translation of technical terms, safety instructions, and regulatory details. Language preferences are determined automatically based on device settings or manually selected by the user.
[0039] The system (100) also includes the secure communication interface (160) that enables consumers to interact directly with product providers. The secure communication interface (160) allows users to submit feedback, report issues, and request assistance through encrypted communication channels, such as text messaging, voice calls, or video conferencing. For instance, a consumer can use the secure communication interface (160) to report an adverse reaction to a medication or to seek troubleshooting support for a consumer electronic product. The secure communication interface (160) integrates a customer support chatbot that provides automated responses to common user queries and forwards unresolved issues to a live representative. Privacy and security measures are incorporated to protect sensitive user data during these interactions.
[0040] The integration module (170) facilitates seamless connectivity between the system (100) and external platforms, including supply chain management tools, e-commerce portals, and third-party applications. For example, the system (100) may integrate with a dietary tracking application to provide consumers with personalized nutritional recommendations based on the scanned product's data. The integration module (170) supports API-based interoperability, ensuring that the system can be adapted to various business environments without disrupting existing workflows.
[0041] In a preferred embodiment, the system (100) is implemented in the pharmaceutical industry to combat counterfeit drugs and improve patient compliance. A unique QR code is generated for each medication and linked to its distributed ledger record, which includes batch numbers, expiration dates, and regulatory approvals. The QR code is printed on the packaging, allowing users to scan it with a mobile application. Upon scanning, the system (100) retrieves and displays the medication's details, such as dosage instructions, potential interactions, and contraindications, in the user’s preferred language. Additionally, the secure communication interface (160) connects users to the manufacturer’s support team, enabling them to report side effects or access patient assistance programs.
[0042] In an alternate embodiment, the system (100) is applied to the food and beverage industry to enhance transparency and traceability. For example, a QR code on a packaged food product links to information about ingredient sources, nutritional values, and allergen warnings. The system also records and tracks supply chain events, such as temperature-controlled storage and transportation conditions, in the distributed ledger. Consumers can view this information by scanning the QR code and accessing the data retrieval module (140).
[0043] In another embodiment, the system (100) is used in the cosmetics industry to build trust and improve engagement with consumers. QR codes on product packaging provide ingredient lists, safety certifications, and usage tutorials. Consumers can scan these codes to access detailed information and submit feedback through the secure communication interface (160). The system (100) also supports loyalty programs, allowing users to earn rewards for repeated interactions or purchases.
[0044] For example, a consumer may scan a QR code on a medication package using their smartphone. The system (100) validates the scanned code by comparing it to the record stored in the distributed ledger. Upon successful verification, the system (100) retrieves the product data and displays dosage instructions and side effect warnings in the consumer’s language. In another scenario, a food manufacturer may use the system (100) to log supply chain data for an organic product. By scanning the QR code, consumers can view the product's journey from the farm to the store and access personalized meal suggestions through an integrated dietary app. Similarly, a cosmetics company may leverage the system to provide consumers with detailed ingredient safety data and interactive tutorials while collecting valuable feedback through the secure communication interface (160).
[0045] Referring now to figure 2, a method (200) for product authentication, information dissemination, and user interaction using a machine-readable identifier system in accordance with the present invention is provided. For the sake of brevity, the method is described in conjunction with the system.
[0046] The method starts at step 210.

[0047] At step 220, a unique machine-readable identifier is generated for each product using a code generation module (110). The identifier may be a QR code, NFC tag, or other scannable format. Each identifier is cryptographically encoded to ensure tamper resistance and linked to a corresponding product-specific data record stored in a distributed ledger. The cryptographic encoding ensures that the identifier cannot be altered or duplicated without invalidating its authenticity.
[0048] At step 230, the machine-readable identifier is embedded into the product’s packaging or labeling, ensuring it is accessible to consumers during purchase or use. The identifier provides a direct link to the product’s record stored in the distributed ledger, enabling secure and traceable data retrieval.
[0049] At step 240, the identifier is scanned by a user using a compatible device, such as a smartphone or dedicated scanning hardware. The scanning process initiates a query to the distributed ledger to retrieve the product data associated with the identifier.
[0050] At step 250, the system authenticates the product by verifying the retrieved data against immutable records stored in the distributed ledger. The authentication process ensures the integrity of the product's origin, manufacturing history, and certifications. If the identifier does not match the stored record or indicates tampering, the method generates an alert at step 135, notifying the user of a potential authenticity issue.

[0051] At step 260, authenticated product information is retrieved and presented to the user through a user interface. The information includes details such as the product name, composition, usage instructions, safety warnings, compliance certifications, expiration dates, and batch numbers. The system ensures that only verified and relevant data is displayed to the user.
[0052] At step 270, the product information is dynamically translated into the user’s preferred language using a translation module (150). The system detects language preferences automatically from the user’s device settings or allows manual selection. The translation ensures that technical terms, safety instructions, and regulatory details are accurately presented to users in their native language.
[0053] At step 280, the system facilitates encrypted communication between the user and the product provider through an interactive interface accessible via the machine-readable identifier. This interaction enables the user to submit feedback, report issues, or request support directly from the product provider. The secure communication interface ensures data privacy and may include automated support through a chatbot, with unresolved queries forwarded to live representatives.
[0054] Further, additional data features are implemented. In one embodiment, the method enables cross-product interaction by linking a single machine-readable identifier to multiple related products or services managed within a centralized system. This feature simplifies user access to information and enhances usability for product providers managing related product lines.
[0055] Further, the method updates the distributed ledger dynamically. The updated product data includes recall notices, revised usage instructions, and safety alerts, ensuring that consumers always have access to the most current information.
[0056] The method ends at step 290.
[0057] Therefore, the advantage of the present invention is that it provides a reliable system and method to prevent counterfeiting by using secure records stored on a distributed ledger, ensuring that products are authentic at every stage of the supply chain. The present invention provides a clear and detailed product information, such as ingredients, where the product was made, how to use it, safety guidelines, and necessary approvals, helping consumers make informed choices. The invention also allows users from different regions to access product details in their own language, making it easier for everyone to understand. It includes features for consumers to directly contact manufacturers, give feedback, or get help, improving communication and trust. The system tracks the entire journey of a product through the supply chain, from production to delivery, ensuring transparency and accountability. It also keeps product information up-to-date, including recall notices or safety updates, so consumers always have the latest details. Furthermore, it works with existing business systems, such as inventory management or online stores, making it easy to integrate into current operations. The invention also provides additional benefits, such as loyalty rewards, automatic reordering, and product suggestions, giving consumers extra convenience. Further, it builds trust by giving consumers a secure way to check product authenticity and access reliable information, strengthening their connection with brands.
[0058] The foregoing descriptions of specific embodiments of the present invention have been presented for purposes of illustration and description. They are not intended to be exhaustive or to limit the present invention to the precise forms disclosed, and obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to explain the principles of the present invention best and its practical application, to thereby enable others skilled in the art to best utilise the present invention and various embodiments with various modifications as are suited to the particular use contemplated. It is understood that various omission and substitutions of equivalents are contemplated as circumstance may suggest or render expedient, but such are intended to cover the application or implementation without departing from the scope of the claims of the present invention. , Claims:1. A system (100) for product authentication, information dissemination, and user interaction, the system (100) comprising:
a code generation module (110) configured to generate a unique machine-readable identifier for each product, wherein the identifier is linked to a data record stored in a distributed ledger;
a distributed ledger system (120) comprising a plurality of nodes configured to store immutable records of product-related data, including manufacturing details, supply chain information, and certification data;
a scanning interface (130) operable on a user device, configured to capture the machine-readable identifier and initiate retrieval of the data record associated with the product from the distributed ledger;
a data retrieval module (140) configured to extract and present product-related data, including composition details, usage instructions, safety guidelines, and compliance certifications, in a user-accessible format;
a translation module (150) integrated with the data retrieval module (140), configured to convert the product-related data into one or more user-preferred languages dynamically;
a secure communication interface (160) configured to enable encrypted bidirectional communication between the user and a product provider via the scanning interface (130); and
an integration module (170) configured to interface the system with external platforms, including supply chain management systems, e-commerce platforms, or third-party applications.
2. The system (100) as claimed in claim 1, wherein the distributed ledger system (120) includes a traceability module configured to track the movement of the product across multiple supply chain stages, providing real-time location and status updates.
3. The system (100) as claimed in claim 1, wherein the machine-readable identifier includes a cryptographically encoded signature, ensuring that the identifier cannot be altered or duplicated without invalidating the authentication process.
4. The system (100) as claimed in claim 1, wherein the translation module (150) includes a context-aware natural language processing algorithm to ensure translation of technical terms, safety information, and regulatory details.
5. The system (100) as claimed in claim 1, wherein the scanning interface (130) includes support for near-field communication (NFC) technology, enabling non-optical interaction with the machine-readable identifier.
6. The system (100) as claimed in claim 1, wherein the secure communication interface (160) integrates a customer support chatbot to provide automated responses to common user queries and forward unresolved issues to a live representative.
7. A method (200) for product authentication, information dissemination, and user interaction using a machine-readable identifier system, the method comprising the steps of:
generating a unique machine-readable identifier for each product using a code generation module and linking the identifier to a product-specific data record stored in a distributed ledger;
embedding the machine-readable identifier on a packaging or labeling of a product;
scanning the identifier using a user device to initiate retrieval of the associated product data;
authenticating the product by accessing the distributed ledger to verify immutable records of its origin, manufacturing history, and certifications;
presenting product-related information, including usage instructions, safety warnings, and compliance details, through a user interface on the user device;
translating the product information into the preferred language of the user using a translation module dynamically; and
facilitating encrypted communication between the user and the product provider through an interactive interface accessible via the unique machine-readable identifier.
8. The method (200) as claimed in claim 7, further comprising generating a user alert when the data retrieved from the distributed ledger indicates a mismatch or inconsistency with expected product authenticity parameters.
9. The method (200) as claimed in claim 7, wherein the product-related data includes information about recall notices, expiration dates, and usage-specific instructions, which are dynamically updated in the distributed ledger.
10. The method (200) as claimed in claim 7, further comprising steps for enabling a cross-product interaction feature, wherein a single machine-readable identifier can link to multiple related products or services managed by a centralized system.