AI TutorHub
Empowering Learning, Verifying Excellence, Rewarding Achievement
About
The problem it solves - **Lack of Verifiable Credentials:** Traditional certificates are easily forged; on-chain NFTs are tamper-proof and verifiable. - **Privacy Concerns:** Zero-knowledge proofs (ZKPs) ensure academic integrity without exposing personal data. - **Centralized Platforms:** Decentralization prevents data silos and gives students control over their achievements. - **Inefficient Verification:** Institutions and employers can instantly verify credentials without intermediaries. ### 💡 Use Cases and Benefits: - **Students:** Earn verifiable NFT-based credentials and build on-chain reputations. - **Employers:** Instantly validate applicants’ qualifications via zkVerify. - **Institutions:** Provide interoperable certifications recognized across platforms. - **Tutors/Platforms:** Offer secure, blockchain-powered courses with transparent assessments.
How it's made
Challenges we ran into - **ZK Integration:** Faced gas optimization issues integrating zkVerify with EVM; resolved with batch verification and calldata compression. - **AI Evaluation Consistency:** Overcame scoring inconsistencies by fine-tuning the AI model and adversarial testing. - **On-Chain Storage Costs:** Reduced expenses by using IPFS for certificates and on-chain metadata. - **Smart Contract Security:** Addressed vulnerabilities with Solidity best practices, including re-entrancy protection and access control measures.