Merkle Tree Proof Verification Contract

[Mkalbani]

Location: contracts/merkle_tree
Language: Rust (Soroban)
Estimated Time: 6 hours
Difficulty: Medium

Description

Implement Merkle tree verification enabling off-chain data with on-chain proof validation.

Tasks

• Design Merkle structure
• Implement leaf verification
• Create proof validation
• Add multiple root support
• Implement batch verification
• Create root management
• Add historical roots
• Write comprehensive tests
• Implement efficient proof size
• Add replay protection

Acceptance Criteria

• Proofs verified correctly
• Batch verification works
• Multiple roots supported
• Replay prevented
• Gas efficient
• All tests pass

[paulpeter32-coder]

@paulpeter32-coder has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hi maintainer I'm a fullstack developer and I would love to work on this issue

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[xeladev4]

@xeladev4 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hi maintainer, I’d like to work on this issue.
I have experience building Stellar projects. I focus on clean implementations.
I’ll ensure the solution follows the project’s architecture and security best practices.

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[yusufmuhammadayodeji-netizen]

@yusufmuhammadayodeji-netizen has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello, this issue aligns well with my skill set and I’m confident I can resolve it properly. Please assign it to me.

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[Nemenwa]

@Nemenwa has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello Maintainer, I've carefully reviewed the issue description and understand the requirements. Can you assign me this please? ETA: 6hours

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[benzeneCLI]

@benzeneCLI has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello, I'd like to pick this issue up.

I'm a software engineer with strong experience in JavaScript and building scalable web applications. I'm comfortable working across the stack, writing clean, maintainable code, and collaborating in open source environments.

I understand what's being asked here and I'm confident I can implement this correctly and efficiently.

Please assign this issue to me, I'd be happy to contribute.

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

[drips-wave]

Congratulations, @benzeneCLI! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on July 30, 2026.

🧑‍💻 @benzeneCLI: 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.

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[grantfox-oss]

🎉 This issue has been marked as completed on GrantFox!

@benzeneCLI's PR #319 was approved and merged by @Mkalbani.

🏆 @benzeneCLI: You earned 35 FoxPoints for this contribution! Your current tier: Explorer (586 total points). Track your full progress on GrantFox.

👏 Great work, @benzeneCLI! Keep contributing to MindFlowInteractive.

[drips-wave]

This issue has been completed by @benzeneCLI as part of the Stellar Wave Program's 7th Wave 🥳

😎 @benzeneCLI: You earned 200 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. You can also Leave a review to share your experience working on this issue.

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