metadata: {"signature": "0xa7bc4c2ec52c00ac80acabd2dde0167419134aa0edcbe0139441ae3366aeff0426f1ba8ca5a0eadb524814885b0a6963ebdf05fa87a7e04fee1209485c06bdc21c", "application": {"round": "0x2d4d59757d5a7c3c376fc47b9f4501c347b9654d", "answers": [{"type": "email", "hidden": true, "question": "Email Address", "questionId": 0, "encryptedAnswer": {"ciphertext": "vykqEbM2Smj6b4+n/tFhGiQiL7mv9OxKYSDYPojtEXbCLd4wiYjm5LV8B+3e5bk+", "encryptedSymmetricKey": "f02c04e6b0f364440587e869827e458ed6a3ab0efae291eede36bb8d371dfcdd7dd9a90471d4b22c83789ef0ddadc40a54c80a478cdb607c49fddbad66e87b34e024800dc35349532f80176db2301f65536f7f0cfab02edc66c8eaaeff8c05a351cfb88d96fe8148af93aaed56e700b02082b7a3a99017db7702f32fc288a5550000000000000020c46838b2a9fc65ae7365560326379a83a90330c108a2a13810eb527ad1fea8c468358603a56bd9a86df2c17e70cac5ad"}}, {"type": "short-answer", "answer": "MadaoChris", "hidden": true, "question": "Telegram Handle", "questionId": 1}, {"type": "short-answer", "answer": "https://github.com/UnipayFI/UniCard-Core", "hidden": true, "question": "Project GitHub Repo", "questionId": 2}, {"type": "short-answer", "hidden": true, "question": "Link to your Public Group Chat", "questionId": 3}, {"type": "short-answer", "hidden": true, "question": "Have you participated in a previous Gitcoin Grants Round? If so, please name the rounds or link the builder profile to prior rounds.", "questionId": 4}, {"type": "paragraph", "answer": "Unipay contributes significantly to the Ethereum network's infrastructure by enhancing its financial services layer, particularly through decentralized payments and credit offerings. Here are some specific contributions and potential metrics:\n\nOn-Chain Credit and Lending: Unipay introduces decentralized credit cards on Ethereum, where users can stake ETH to mint credit limits in stablecoins. This adds a unique financial utility to the Ethereum ecosystem, allowing users to access credit services without traditional banking intermediaries. By leveraging smart contracts, we ensure that credit issuance, collateral management, and repayments are all handled transparently and securely on-chain.\nMerchant Payment Solutions: Unipay enables merchants to accept Ethereum-based payments using QR codes, NFC, and other easy-to-implement tools. This expands the use case for Ethereum as a payment network, driving on-chain transaction volume and increasing Ethereum\u2019s role in real-world financial applications.\nProgressive Unsecured Lending: Our system allows users to gradually build unsecured credit based on their Ethereum transaction history and repayment behavior. This creates a decentralized credit economy directly on Ethereum, encouraging more frequent and responsible interactions with the network.\nMetrics (Potential Impact):\nIncreased Transaction Volume: As users stake ETH and transact using Unipay credit cards and payment services, it will drive more activity on Ethereum, increasing both the number of transactions and the total value locked (TVL) in our smart contracts.\nMerchant Adoption: By onboarding more merchants to accept Ethereum-based payments, Unipay will expand Ethereum\u2019s utility beyond DeFi into real-world commerce, contributing to the network\u2019s broader adoption.\nDeFi Integration: Unipay\u2019s credit and payment solutions will integrate with existing DeFi protocols, further strengthening the Ethereum DeFi ecosystem by introducing more use cases for lending, borrowing, and payments.\nThrough these contributions, Unipay adds both transactional and infrastructural value to the Ethereum network, enhancing its role in decentralized finance and real-world applications.", "hidden": true, "question": "How does your project contribute significantly to the Ethereum network's infrastructure? Please provide specific examples and metrics if available.", "questionId": 5}, {"type": "paragraph", "answer": "Unipay introduces several pioneering developments in privacy, interoperability, and user experience, setting a new standard for decentralized financial applications. Here are the key innovations:\n\n1. Privacy-Enhanced Credit Scoring with Zero-Knowledge Proofs (ZKP):\nWe are developing a privacy-preserving credit scoring system using Zero-Knowledge Proofs (ZKP). This allows users to maintain privacy over their financial data while still being able to prove their creditworthiness on-chain. By employing ZKP, users can demonstrate their trust score without revealing sensitive transaction histories, enhancing privacy while enabling decentralized credit issuance.\n\n2. Cross-Chain Interoperability:\nUnipay is building a seamless cross-chain payment infrastructure, allowing users to stake assets and transact across multiple blockchains, such as Ethereum, Solana, and BNB Chain. Our system is designed to enable smooth interaction between these networks, ensuring that users can make payments and access credit services regardless of the blockchain they prefer. This multi-chain interoperability significantly enhances the user experience, eliminating the limitations of being confined to a single network.\n\n3. Progressive Unsecured Lending:\nWe have innovated a progressive unsecured lending model where users start by staking assets (e.g., ETH or SOL) and gradually unlock unsecured credit over time based on their repayment behavior and activity. This dynamic model allows users to build trust in the system and progressively access more flexible credit options, differentiating Unipay from traditional, rigid lending protocols.\n\n4. Unified Payment Ecosystem:\nUnipay integrates credit card-like functionality and merchant payment solutions into a unified platform. Merchants can easily onboard with tools such as QR codes and NFC, while consumers benefit from a straightforward user experience similar to traditional banking. This creates a bridge between Web3 and real-world financial systems, enhancing user adoption by simplifying complex blockchain interactions.\n\n5. Cashback and Incentive Mechanisms:\nUnipay introduces a unique cashback model where both buyers and sellers earn rewards for every transaction. This mechanism incentivizes the use of Unipay for everyday payments, boosting transaction volume and enhancing user engagement.\n\n", "hidden": true, "question": "Describe any pioneering development work in your project, particularly in enhancing privacy, interoperability, or user experience.", "questionId": 6}, {"type": "paragraph", "answer": "Unipay addresses several key challenges within the Ethereum ecosystem, particularly around accessibility to financial services, payment usability, and credit systems. Here\u2019s how our solution tackles these issues and improves upon existing alternatives:\n\n1. Limited Access to Decentralized Credit:\nProblem: One of the major gaps in the Ethereum ecosystem is the lack of decentralized credit systems accessible to everyday users. Current DeFi platforms often focus on over-collateralized lending, which requires users to lock up more value than they borrow, making it difficult for individuals with limited assets to access meaningful credit.\n\nUnipay\u2019s Solution: Unipay introduces a decentralized credit card and progressive unsecured lending model. Users can start by staking assets like ETH to receive a credit card, and over time, they can build an unsecured credit line based on their repayment behavior and trust score. This model opens up access to credit for users who may not have large amounts of collateral, addressing a key limitation of over-collateralized DeFi lending.\n\n2. Lack of Seamless Payment Solutions:\nProblem: While Ethereum has robust financial applications, the lack of user-friendly and widely accepted payment methods hinders its broader adoption in everyday transactions. Merchants face challenges in accepting Ethereum payments, and users struggle with high transaction fees and slow processing times during network congestion.\n\nUnipay\u2019s Solution: Unipay provides a scalable and low-cost payment solution through its PayFi infrastructure. Merchants can accept Ethereum-based payments using simple QR codes or NFC technology, allowing for faster and cheaper transactions. By introducing cashback incentives for both buyers and sellers, Unipay also drives adoption and encourages the use of Ethereum for daily purchases.\n\n3. High Transaction Fees and Scalability Issues:\nProblem: Ethereum often suffers from high gas fees, especially during periods of network congestion. This makes it impractical for small, frequent transactions, especially for micro-payments or retail use cases.\n\nUnipay\u2019s Solution: Unipay integrates Layer 2 scaling solutions and cross-chain capabilities to alleviate the burden of high gas fees. By allowing users to transact across multiple networks (Ethereum, Solana, BNB Chain), Unipay provides flexibility and significantly reduces the cost of transactions, making Ethereum a more viable option for everyday payments.\n\n4. Privacy Concerns in DeFi:\nProblem: Many DeFi protocols lack privacy features, exposing user transaction histories and financial activities on-chain. This can deter users from using Ethereum-based financial products for sensitive or personal transactions.\n\nUnipay\u2019s Solution: Unipay enhances privacy by integrating Zero-Knowledge Proofs (ZKP) into its credit scoring system. This allows users to verify their creditworthiness without revealing sensitive information. It ensures that users maintain control over their financial privacy while still accessing decentralized credit services, which improves the trust and usability of Ethereum-based finance.\n\n5. Fragmented User Experience:\nProblem: The current Ethereum ecosystem is fragmented, with users needing to interact with multiple dApps for different financial services, leading to a disjointed and cumbersome user experience.\n\nUnipay\u2019s Solution: Unipay creates an all-in-one platform where users can manage credit, make payments, and interact with merchants through a unified interface. This simplifies the user experience by providing a single point of access for decentralized credit and payment services, streamlining interactions within the Ethereum ecosystem.\n\n", "hidden": true, "question": "What specific problems or challenges in the Ethereum ecosystem does your project address? How does your solution improve upon existing alternatives?", "questionId": 7}, {"type": "paragraph", "answer": "Q4 2024: Unipay Card Alpha Launch\n\nGoal: Begin the first phase of public testing for the Unipay decentralized credit card in Istanbul.\nUse of Grant Funds: Grant funds will be used to finalize the development of the credit card smart contracts, perform security audits, and fund the Istanbul public test launch, including marketing and outreach to early adopters.\nQ1 2025: Unipay Payment Terminal Launch\n\nGoal: Launch Unipay\u2019s payment terminal, enabling merchants to register and accept payments using Unipay across multiple blockchains.\nUse of Grant Funds: Funds will be used to develop merchant tools (POS, QR codes, NFC integrations), and onboard key retail partners. Resources will also go towards marketing campaigns and user onboarding.\nQ2 2025: Unipay Credit Rebate System and Unsecured Lending System Launch\n\nGoal: Introduce the credit rebate system, where users earn cashback for transactions, and launch the unsecured lending system based on the progressive trust score model.\nUse of Grant Funds: The funds will be used to build and test the unsecured lending and rebate systems, implement user education initiatives, and conduct security audits to ensure the integrity of these systems.\nQ3 2025: Unipay Payment SDK Launch\n\nGoal: Launch the Unipay payment SDK, allowing third-party developers to integrate our payment gateway into their dApps and services, expanding the Unipay ecosystem.\nUse of Grant Funds: Development of the SDK and related documentation, as well as outreach and support for third-party developers, will be a key focus. Funds will also be allocated to ecosystem partnerships and technical support.\nUse of Grant Funds:\nDevelopment: Accelerating the completion of core features such as credit issuance, payment systems, and merchant integration.\nSecurity Audits: Ensuring the robustness of the smart contracts and systems through multiple rounds of third-party audits.\nMarketing & User Acquisition: Expanding user and merchant adoption through targeted campaigns in key regions.\nPartnerships & Ecosystem Growth: Collaborating with retail networks, developers, and blockchain platforms to drive Unipay\u2019s integration into real-world payment solutions.\nThis roadmap ensures that Unipay achieves its goal of creating a decentralized, user-friendly payment and credit ecosystem while scaling for broader adoption. The grant funds will be instrumental in reaching these milestones.\n", "hidden": true, "question": "Outline your project's roadmap and how the grant funds will be used to achieve your development goals.", "questionId": 8}, {"type": "paragraph", "answer": "Unipay contributes to the decentralization and security of the Ethereum network in the following ways:\n\n1. Decentralized Credit and Payment System:\nUnipay provides decentralized credit cards and payment solutions, eliminating the need for centralized financial intermediaries. By enabling users to obtain credit and make payments directly through smart contracts on Ethereum, Unipay decentralizes access to financial services. Users have full control over their assets and credit, creating a more democratized and inclusive financial ecosystem. This approach aligns with the core values of Ethereum's decentralized infrastructure.\n\n2. Smart Contract-Driven Credit Scoring and Lending:\nThe core of Unipay\u2019s lending system is built on smart contracts, which automate the issuance of credit based on users\u2019 on-chain activity and trust scores. By relying on immutable smart contracts, the risk of centralized manipulation is minimized, and credit issuance becomes transparent and verifiable on-chain. This ensures that lending is conducted securely without the involvement of traditional financial institutions, contributing to Ethereum\u2019s decentralized finance (DeFi) ecosystem.\n\n3. Zero-Knowledge Proofs for Privacy:\nUnipay enhances privacy and security on Ethereum by implementing Zero-Knowledge Proofs (ZKP) in its credit scoring system. ZKP allows users to prove their creditworthiness without revealing sensitive personal information or transaction histories, which strengthens the privacy protections within the network. This technology ensures that users maintain control over their private data while interacting with Unipay's financial services, addressing concerns about data exposure in DeFi.\n\n4. Interoperability and Layer 2 Solutions:\nUnipay supports cross-chain interoperability and plans to integrate Layer 2 scaling solutions like Optimism and Arbitrum, which contribute to Ethereum\u2019s scalability and reduce network congestion. By offloading transactions to Layer 2 solutions, Unipay reduces the transaction load on Ethereum's mainnet, enhancing the network\u2019s performance and security. This not only improves transaction throughput but also ensures that security remains intact by anchoring back to Ethereum\u2019s mainchain.\n\n5. Trustless Transactions with Audited Smart Contracts:\nAll Unipay transactions are conducted through audited smart contracts, ensuring that credit issuance, payments, and merchant interactions are executed in a trustless manner. This removes the need for centralized intermediaries, reducing the risk of fraud or manipulation. Unipay\u2019s reliance on Ethereum\u2019s decentralized consensus mechanism ensures that these transactions are secure and tamper-proof, further bolstering the security of the Ethereum network.\n\n6. Strengthening the DeFi Ecosystem:\nUnipay integrates seamlessly into Ethereum\u2019s broader DeFi landscape by providing credit and payment solutions that can interact with existing DeFi protocols. This enhances the ecosystem by introducing new use cases for DeFi participants, such as decentralized credit and real-world merchant payments. As more users engage with Unipay, it contributes to the overall security and decentralization of the Ethereum network by increasing the number of active nodes and transactions.\n\nSummary:\nUnipay enhances decentralization by removing intermediaries in credit and payment systems, and it improves security through smart contract automation, Zero-Knowledge Proofs, and Layer 2 scaling. By contributing to Ethereum\u2019s DeFi ecosystem and providing privacy-enhanced solutions, Unipay strengthens the decentralized nature and overall security of the Ethereum network.", "hidden": true, "question": "How does your project contribute to the decentralization and security of the Ethereum network?", "questionId": 9}, {"type": "paragraph", "hidden": true, "question": "For any project deploying smart contracts on blockchain networks, please list all your deployer addresses and their corresponding blockchain networks. Use this format for each entry: [deployer_address], [chain_id]\u2014for example, 0x123abc..., 42161 (This represents a deployer address on the Arbitrum network). Please include a separate line for each unique deployer address and blockchain combination.", "questionId": 10}], "project": {"id": "0x745ad2de7c59bc4bfaa230dbe3662842b771ecad19c7bec98156eb716d104df0", "title": "Unipay", "logoImg": "bafkreieswl6vtsdv7mgtn2yyksgqly4ptzmqmepfs5msxowjd46ifzyu44", "metaPtr": {"pointer": "bafkreifvz4rvvm6icx3pzfknpw7prl5eh7rkofkvvmialsnia5jsad3h7e", "protocol": "undefined"}, "website": "https://unipay.fi", "bannerImg": "bafkreidvsjzp6sljvvw4dufrhk2wvhvwi7jtuzabfxxuwcsoypwt2o6se4", "createdAt": 1727965843031, "userGithub": "Madao-3", "credentials": {"github": {"type": ["VerifiableCredential"], "proof": {"jws": "eyJhbGciOiJFZERTQSIsImNyaXQiOlsiYjY0Il0sImI2NCI6ZmFsc2V9..OqRFxIh1-qbGRzc6OQT6V5o9U4sgv0hO1ULgyLdYbH4Bs2ZWGwLYdSiNOI6qEaAg2jAsaYcV6LkTUkj13zDTCA", "type": "Ed25519Signature2018", "created": "2024-10-18T07:28:41.903Z", "proofPurpose": "assertionMethod", "verificationMethod": "did:key:z6MkghvGHLobLEdj1bgRLhS4LPGJAvbMA1tn2zcRyqmYU5LC#z6MkghvGHLobLEdj1bgRLhS4LPGJAvbMA1tn2zcRyqmYU5LC"}, "issuer": "did:key:z6MkghvGHLobLEdj1bgRLhS4LPGJAvbMA1tn2zcRyqmYU5LC", "@context": ["https://www.w3.org/2018/credentials/v1"], "issuanceDate": "2024-10-18T07:28:41.903Z", "expirationDate": "2025-01-16T07:28:41.903Z", "credentialSubject": {"id": "did:pkh:eip155:1:0x00000000043DD264ca5E68e6853790E818e9Edb8", "hash": "v0.0.0:qlfXMSh7/YACMnaTT/GZCj/nCdlInvPVUsyagm+tSDM=", "@context": [{"hash": "https://schema.org/Text", "provider": "https://schema.org/Text"}], "provider": "ClearTextGithubOrg#UnipayFI#1069652"}}, "twitter": {"type": ["VerifiableCredential"], "proof": {"jws": "eyJhbGciOiJFZERTQSIsImNyaXQiOlsiYjY0Il0sImI2NCI6ZmFsc2V9..DE4WU5DL7ea8nxbVFL_5wweK5SA18TpAC0bA76miPZ75AUWV4z0uQNVjjcFsuGlfSC7VOOk4pCxod40QUw44Cg", "type": "Ed25519Signature2018", "created": "2024-10-03T14:29:43.797Z", "proofPurpose": "assertionMethod", "verificationMethod": "did:key:z6MkghvGHLobLEdj1bgRLhS4LPGJAvbMA1tn2zcRyqmYU5LC#z6MkghvGHLobLEdj1bgRLhS4LPGJAvbMA1tn2zcRyqmYU5LC"}, "issuer": "did:key:z6MkghvGHLobLEdj1bgRLhS4LPGJAvbMA1tn2zcRyqmYU5LC", "@context": ["https://www.w3.org/2018/credentials/v1"], "issuanceDate": "2024-10-03T14:29:43.795Z", "expirationDate": "2025-01-01T14:29:43.795Z", "credentialSubject": {"id": "did:pkh:eip155:1:0x00000000043DD264ca5E68e6853790E818e9Edb8", "hash": "v0.0.0:PcA9e6vkan6+S9G8cL6YKyvMfXNYryR9V0fhT5Gd6Mk=", "@context": [{"hash": "https://schema.org/Text", "provider": "https://schema.org/Text"}], "provider": "ClearTextTwitter#UnipayHQ"}}}, "description": "Unipay is a financial technology project that aims to revolutionize the way on-chain assets are integrated into everyday payments. By allowing users to leverage their staked cryptocurrencies\u2014such as ETH, SOL, and APT\u2014Unipay enables individuals to obtain virtual credit cards and access credit lines simply by staking their assets. One of its innovative features is the \"buy first, pay by stake (never)\" option, which allows users to make purchases and potentially repay debts through staking and restaking, without the need for upfront repayments.\n\nThe project seeks to break down traditional credit barriers by offering trust-based, collateral-free lending solutions. By aggregating both on-chain and off-chain information, Unipay creates a seamless bridge between decentralized finance (DeFi) and traditional payment systems. Its mission is to ensure that every on-chain address has equal access to financial services, expanding financial inclusion and empowering users to maximize the potential of their digital assets.\n\nImpact Goals:\n\nReshaping the Global Payment Ecosystem: Unipay aims to redefine transactions by integrating crypto utility with real-world access, making digital assets more usable in everyday life.\nFinancial Inclusion: By offering collateral-free lending and easy access to credit, it seeks to empower underserved groups who may not have access to traditional banking services.\nMaximizing Asset Potential: Users can earn yields on their staked assets while using them for real-world transactions, effectively amplifying their financial growth.\nAccelerating Crypto Adoption: Through features like cashback, rewards, and seamless integration with merchants, Unipay promotes wider acceptance and use of cryptocurrencies in daily transactions.\nIn summary, Unipay is building a bridge between decentralized finance and traditional payment systems to create a more inclusive, efficient, and accessible financial ecosystem for all.\n\n\n\n\n\n\n", "lastUpdated": 0, "projectGithub": "UnipayFI", "projectTwitter": "UnipayHQ"}, "recipient": "0xBB80eADb6Ccc27484125f92a6ceb16fBDdc23851"}}