FactChain

Decentralized Knowledge Graph with AI-Powered Semantic Search
_HackIndia Spark 6 – 2025 | Team: Enroll-X

---

Overview

FactChain empowers users to submit, search, and validate facts in a decentralized way. Contributions are stored permanently using IPFS, semantically linked in a browsable knowledge graph, and made searchable with LLMs.

Whether you're submitting a new fact, exploring interconnected concepts, or staking your reputation on truth—FactChain ensures credibility is transparent and community-owned.

---

Core Features

• Submit Facts
  Add factual statements linked to topics and concepts.

• Semantic Knowledge Graph
  Facts are semantically interlinked, forming a browsable and meaningful knowledge web.

• Decentralized Storage
  Uses IPFS to ensure permanence and censorship resistance.

• AI Semantic Search
  LLMs returns fact summaries and related concepts using natural language queries.

• Reputation Staking
  Contributors stake tokens when submitting/editing facts. Community feedback affects their reputation and token balance.

• Voting System
  Facts can be upvoted or downvoted by the community, directly influencing their credibility and contributor reputation.

• Contributor Dashboard
  View your submitted facts, staked tokens, votes, and reputation all in one place.

• Fact Viewer Page
  Minimal, clean UI to read facts with references, links, and author info.

• Graph Explorer Interface
  Explore the entire fact graph visually—navigate between connected facts and concepts.

• ✏Edit Proposal System
  Users can propose edits to facts. Community reviews and votes on changes.

• Comment Threads
  Discuss facts directly in context with other contributors.

• Reputation Leaderboard
  Highlights top contributors and community-vetted knowledge builders.

• Token Rewards
  High-reputation contributors can earn token incentives.

---

Tech Stack

Component	Technology Used
Smart Contracts	Solidity, Hardhat
Decentralized Storage	IPFS
Frontend	React, Tailwind CSS, Ethers.js
AI Integration	Hugging face
Backend (optional)	Node.js / Express for APIs

---

Hackathon Roadmap (To-Do)

• Smart Contract: Submission, Voting, and Staking
• IPFS
• AI Query Response with LLMs
• UI/UX Implementation
• Reputation + Voting Logic
• Testing + Demo Prep

---

Why FactChain?

In a world overwhelmed with misinformation, FactChain provides a decentralized, trustable, and intelligent knowledge layer that puts power back in the hands of communities. It is more than a fact checker—it's a living, evolving web of verified human knowledge.

Truth should be open-source, transparent, and community-governed. That's what we're building with FactChain.

---

Made With

by Team Enroll-X at HackIndia Spark 6 – 2025

Team

• Parth Pawar
• Krishna Chamarthy
• Bhavesh Chauhan