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The Verified Reputation System

The Verified Reputation System is the cornerstone of the KGeN Network, designed to build, verify, and evolve a user's digital identity through a dynamic, data-driven reputation framework. Through the Verified Reputation Card, a Soulbound NFT, users can own and control a verifiable identity that evolves across applications, ecosystems, and on-chain interactions.

The Verified Reputation System is already gaining adoption across the KGeN ecosystem by enabling users to build a persistent, verifiable reputation that reflects their participation, skills, and contributions. It isn't just an identity product—it is a verified digital identity that captures how users participate, contribute, and interact across the network, creating an immutable and decentralised profile that evolves over time.

Core Components of the Verified Reputation System

The Verified Reputation System consists of a multi-layered architecture, with each layer ensuring accurate, secure, and efficient data processing. At its core, the system operates across five key dimensions that aggregate and validate user attributes from multiple sources.

1. Verified Reputation Card: The Soulbound NFT

At the heart of the Verified Reputation System is the Verified Reputation Card—a Soulbound NFT that represents a user's evolving identity. Unlike conventional NFTs, Soulbound Tokens are non-transferable, ensuring that the NFT permanently represents the user's verified identity and reputation.

The Verified Reputation Card stores key user attributes, including:

  • Reserved Username

  • Avatar

  • Verified Reputation Score derived from Proof of Human (PoH), Proof of Participation (PoP), Proof of Skill (PoSk), Proof of Commerce (PoC), and Proof of Social Network (PoSN).

  • Reputation Badges

  • Community Details

  • Lifetime Earnings

  • Platform & Activity Categories

  • Country

This NFT, minted on the Aptos blockchain, is a dynamic asset that evolves as a user's participation, reputation, and achievements change. The Verified Reputation System continuously synchronises verified on-chain and off-chain data to keep the Reputation Card up to date.

2. The Calculation Layer: Data-Driven Reputation

The Verified Reputation System processes user data through a sophisticated multi-layered calculation engine.

  1. Data Ingestion: The system aggregates data from social platforms (such as X, Discord, Telegram), applications, campaigns, and on-chain activity across supported blockchain networks.

  2. Data Aggregation: User data is organised into dedicated data layers to ensure resilience, consistency, and accurate reputation calculations.

  3. Verified Reputation Score Calculation: The score is derived from five core dimensions:

  4. Proof of Human (PoH): Verifies identity through supported authentication and verification mechanisms.

  5. Proof of Participation (PoP): Measures participation across campaigns, quests, applications, and ecosystem activities.

  6. Proof of Skill (PoSk): Evaluates demonstrated skills, task performance, and contribution quality.

  7. Proof of Social Network (PoSN): Measures a user's verified social graph and community interactions.

  8. Proof of Commerce (PoC): Assesses verified commercial activity and ecosystem participation.

Each dimension contributes to a unified Verified Reputation Score, creating a transparent, verifiable, and continuously evolving representation of a user's reputation.

3. The User Journey: From Data to Minted NFT

The experience begins when a user reserves a username and creates their profile. The platform aggregates data across the five reputation dimensions to generate a personalised Verified Reputation Card.

The minting process includes:

  • Reserve Username

  • Profile Creation and Avatar Generation

  • Data Preparation and Reputation Card Generation

  • Minting the Soulbound NFT on the Aptos blockchain

4. AI-Powered Avatar Generation and Blockchain Minting

The Verified Reputation System supports AI-powered profile generation to create a personalised visual identity for users. The generated profile is linked to the Verified Reputation Card, which is minted as a Soulbound NFT on Aptos.

The NFT contains encrypted reputation metadata while allowing authorised dynamic updates as a user's verified reputation evolves.

5. Security and Role-Based Access

Security is fundamental to the Verified Reputation System, particularly when managing sensitive reputation data.

Key security features include:

  • Encryption: Sensitive reputation data is encrypted before storage.

  • Role-Based Access Control: Administrative operations such as minting and updating metadata are restricted to authorised personnel.

  • Immutable Identity: Once minted, the Soulbound NFT remains permanently tied to the user's identity while allowing authorised dynamic metadata updates as their reputation evolves.

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