Allow Backend to Submit Merkle Root of Reputations

[dDevAhmed]

📚 Overview

Reputation scores are computed off-chain and must be periodically committed on-chain as a Merkle root to ensure integrity and auditability.

---

🎯 Objectives

• Allow trusted backend to submit new reputation roots
• Ensure roots are immutable once committed
• Support epoch-based updates

---

🧠 Technical Scope

• Add function: submitReputationRoot(bytes32 root, uint256 epoch)
• Prevent duplicate epoch submissions
• Validate caller authorization

---

✅ Acceptance Criteria

• Backend can submit reputation root
• Duplicate epoch updates rejected
• Root stored correctly
• Events emitted

---

⏳ Complexity & Effort

Complexity: Low
Estimated Effort: ~0.25–0.5 day

---

🏷️ Labels

• contracts
• oracle
• reputation
• drips-wave

[drips-wave]

This issue has been added to the Stellar Wave Program and is worth 100 Points.

🧑‍💻 Interested in contributing? Apply to work on this issue on Drips Wave, earn points, and receive rewards.

🤠 Repo maintainers: You can manage this issue's Points and Complexity on your Maintainer Dashboard here. Please keep an eye on applications and respond quickly 💙

ℹ️ Learn more about Drips Wave

[Tola-byte]

@Tola-byte has applied to work on this issue as part of the Stellar Wave Program's 1st wave.

I would like to work on this, I have backend experience. I design backend systems properly

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Tola-byte to this issue.

[Sandijigs]

@Sandijigs has applied to work on this issue as part of the Stellar Wave Program's 1st wave.

hi My name is Sandra.
I have reviewed the issue and understand what needs to be done
I am a fullstack software/ Blockchain Engineer with over 6years of experience web2 experience(Fullstack) and 2 year web3 experience (JavaScript,TypeScript, Rust ,Python, Soroban,Solidity,(Backend, frontend, Mobile and smart contracts) ). I have contributed to several projects in the stellar ecosystem. . please Assign this Issue to me

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Sandijigs to this issue.

[drips-wave]

Congratulations, @Tola-byte! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on January 31, 2026.

🧑‍💻 @Tola-byte: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

⚠️ Important: When opening a PR, please link it to this issue to ensure it gets tracked accurately.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊

[drips-wave]

This issue has been marked as completed by a Drips Wave moderator for @Tola-byte as part of the Stellar Wave Program's 1st Wave 🥳

Moderator's reason: Substantial work has been submitted in PR:#24, but was not reviewed/merged within the Wave.

😎 @Tola-byte: You earned 100 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here.

🧑‍💻 Repo maintainers: How'd the contributor do? If you like, you can reward them with additional points by making a compliment within seven days after the Wave Program's current wave ends.

ℹ️ Note: This issue was marked complete via moderation. Points were issued even though the GitHub issue remains open.

[drips-wave]

This issue has been marked as completed by a Drips Wave moderator for @Tola-byte as part of the Stellar Wave Program's 1st Wave 🥳

Moderator's reason: Substantial work has been submitted in PR:#24, but was not reviewed/merged within the Wave.

😎 @Tola-byte: You earned 100 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here.

🧑‍💻 Repo maintainers: How'd the contributor do? If you like, you can reward them with additional points by making a compliment within seven days after the Wave Program's current wave ends.

ℹ️ Note: This issue was marked complete via moderation. Points were issued even though the GitHub issue remains open.

[drips-wave]

This issue has been marked as completed by a Drips Wave moderator for @Tola-byte as part of the Stellar Wave Program's 1st Wave 🥳

Moderator's reason: Substantial work has been submitted in PR:#24, but was not reviewed/merged within the Wave.

😎 @Tola-byte: You earned 100 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here.

🧑‍💻 Repo maintainers: How'd the contributor do? If you like, you can reward them with additional points by making a compliment within seven days after the Wave Program's current wave ends.

ℹ️ Note: This issue was marked complete via moderation. Points were issued even though the GitHub issue remains open.