# 15 Common Categories

### **Summary**

This SIP introduces a standardized framework for reputation systems on decentralized platforms, using NFTs to represent reputation events. It ensures transparency, interoperability, and user ownership of reputation data. The framework defines key attributes for reputation events, user data, and NFT minting, enhancing trust and engagement across apps and websites.

***

### 1. **Community Engagement**

* **Description**: Participation in community activities like forum posts, comments, social media interactions.
* **Attributes**:
  * user\_id
  * engagement\_type (post, comment)
  * engagement\_timestamp
  * engagement\_value (likes, replies)

### 2. **Transaction History**

* **Description**: Quality of transactions in marketplaces or financial services.
* **Attributes**:
  * user\_id
  * transaction\_id
  * transaction\_type (purchase, sale)
  * transaction\_timestamp
  * transaction\_value

### 3. **Content Creation**

* **Description**: Contribution of content like blog posts or videos.
* **Attributes**:
  * user\_id
  * content\_id
  * content\_type (blog, video)
  * content\_timestamp
  * content\_value (views, likes)

### 4. **Skill Verification**

* **Description**: Verification of skills through endorsements or certifications.
* **Attributes**:
  * user\_id
  * skill\_id
  * skill\_name
  * verification\_timestamp
  * verifier\_id

### 5. **Project Contributions**

* **Description**: Contributions to open-source or collaborative projects.
* **Attributes**:
  * user\_id
  * project\_id
  * contribution\_type (code, docs)
  * contribution\_timestamp
  * contribution\_value (commits, PRs)

### 6. **Review and Feedback**

* **Description**: Feedback provided for products or services.
* **Attributes**:
  * user\_id
  * review\_id
  * review\_type (product, service)
  * review\_timestamp
  * review\_rating

### 7. **Attendance and Participation**

* **Description**: Participation in events or conferences.
* **Attributes**:
  * user\_id
  * event\_id
  * event\_type (webinar, conference)
  * event\_timestamp
  * participation\_value

### 8. **Mentorship and Coaching**

* **Description**: Mentoring or coaching activities.
* **Attributes**:
  * user\_id
  * mentee\_id
  * mentorship\_type (session, advice)
  * mentorship\_timestamp
  * mentorship\_value (hours, impact)

### 9. **Achievements and Awards**

* **Description**: Recognition for achievements.
* **Attributes**:
  * user\_id
  * achievement\_id
  * achievement\_type (award, milestone)
  * achievement\_timestamp
  * achievement\_value

### 10. **Learning and Development**

* **Description**: Completion of courses or certifications.
* **Attributes**:
  * user\_id
  * course\_id
  * course\_name
  * completion\_timestamp
  * course\_score

### 11. **Bug Reporting and Issue Resolution**

* **Description**: Reporting and resolution of issues.
* **Attributes**:
  * user\_id
  * issue\_id
  * issue\_type (bug, feature request)
  * issue\_timestamp
  * issue\_status

### 12. **Reputation and Endorsements**

* **Description**: Endorsements or reputation points from peers.
* **Attributes**:
  * user\_id
  * endorsement\_id
  * endorsement\_type (skill, character)
  * endorsement\_timestamp
  * endorser\_id

### 13. **Compliance and Certifications**

* **Description**: Compliance with standards or certifications.
* **Attributes**:
  * user\_id
  * certification\_id
  * certification\_name
  * certification\_timestamp
  * certifying\_body

### 14. **Social Impact and Volunteering**

* **Description**: Participation in social impact or volunteering.
* **Attributes**:
  * user\_id
  * activity\_id
  * activity\_type (volunteering, donation)
  * activity\_timestamp
  * activity\_value (hours, impact)

### **15. User Feedback Review for Satisfaction** **Description**: A system for users to leave feedback and rate their satisfaction with a product or service using a 5-star scale.

**Attributes**:

* `user_id`: The identifier for the user providing the review.
* `review_id`: Unique identifier for the feedback or rating instance.
* `rating`: The number of stars given, ranging from 1 to 5.
* `review_type`: Indicates the type of review (e.g., "purchase" or "service").
* `comment`: Optional written feedback or comments from the user to accompany the rating.

***

### **Conclusion**: 

By integrating blockchain technology, this SIP provides a reliable, verifiable way to manage reputation through NFTs, fostering user trust and incentivizing positive contributions across decentralized platforms. Its standardized approach promotes broader adoption and seamless reputation management across ecosystems.


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