- A new data structure called Merkle Mountain Belt (MMB) is proposed to improve blockchain efficiency.  
- MMB helps save money (around $1 million per year) for Polkadot users, especially in bridges.  
- It works better than older structures for recent data (1 minute to 1 day old).  
- The team will make a research paper and a Rust library by June 2026.  
- Funding requested: $340,198 upfront, plus extra DOT if savings exceed costs.  
- The team includes experts with Polkadot experience.  
- Changes from the last proposal include lower costs and simpler goals.  
- More details are available in links provided.

Merkle Mountain Belt (MMB)

- A proposal was resubmitted after being rejected  
- No changes were made to the original idea  
- The creator wants more time for review  
- Some groups supported it before  
- Others are asked to review or change their votes  
- The creator is answering questions in chat groups  
- Available to talk with more communities  
- Thanks everyone for their time

Re-submission of 1678: 6-month renewal | Alan B. Levan - NSU Broward Center of Innovation Membership

- Cyborg Network helps AI developers use powerful computers (Cyborg Miners) to run AI models.  
- They finished their first goal (Milestone 1) and are now working on Milestone 2.  
- Milestone 2 includes connecting to Polkadot for payments in DOT and testing new miners.  
- Users can pay for AI services with DOT, helping Polkadot grow.  
- They won many hackathons and got support from big companies like Nvidia.  
- They are asking for funding (136,780 USDC) to finish their project.  
- Cyborg Network wants to bring more real-world users to Polkadot.  
- They shared an FAQ document for common questions.

Cyborg Network: Unlocking Polkadot’s Web2.5 Potential through Blockchain-Powered AI Inference – Milestone 2

- OneBlock+ helps grow Polkadot developers in Asia.  
- They teach coding and connect developers.  
- They have 40,000 Web3 developers in their community.  
- They run bootcamps, hackathons, and university programs.  
- Their 2025 goal is to train 800 new Polkadot developers.  
- They partner with PaperMoon for courses.  
- They ask for $376,300 to fund their work.

OneBlock+ 2025 Developer Education & Community Expansion Plan

- **ParaSpell** is a set of tools for Polkadot that helps projects work across different blockchains.  
- It includes **XCM SDK**, **XCM API**, **XCM Router**, **XCM Analyser**, and **XCM Visualizator**.  
- The tools make it easy to send assets, decode messages, and see blockchain connections in 3D.  
- The team has won awards and published research about Polkadot.  
- They are asking for funding to keep improving the tools for 12 months.  
- The tools are free and open-source for everyone to use.  
- The team helps other developers and fixes problems quickly.  
- You can try the tools on their website without coding.

ParaSpell✨ XCM Tools - 12 Months of Maintenance and Server cost coverage

- Politecnico di Milano is a top university in Italy and Europe for engineering and technology.  
- Their Blockchain & Web3 Observatory helps businesses, governments, and researchers work together on blockchain technology.  
- The partnership will help Polkadot connect with important groups like regulators, companies, and developers.  
- The Observatory organizes events, writes reports, and shares research to promote blockchain adoption.  
- Polkadot Italia is a team working to grow Polkadot’s presence in Italy through education and events.  
- The budget covers sponsorship fees and team coordination but not travel or event costs.  
- The goal is to make Polkadot more visible and trusted in Europe’s Web3 ecosystem.

Polkadot Community Foundation - Politecnico di Milano, Blockchain & Web3 Observatory 2025 Partnership

- **ReactiveDOT** is a tool to make building apps for Polkadot easier.  
- It helps developers write less code and focus on making great apps.  
- It already supports **Ink! contracts** and has fast loading.  
- New features will include **Solidity contract support** and better cache control.  
- The team is working on making queries smarter and easier to use.  
- Funding is requested for 4 months of work (July–October 2025).  
- Total funding needed: **89,000 USDC**.

Continue funding for ReactiveDOT & related developments

- Salvatore Esposito helped organize a blockchain conference at the University of Miami.  
- He planned meetups, tours, and dinners to promote Polkadot.  
- Guests included university leaders and business professionals.  
- He hosted events at Inter Miami soccer games to build connections.  
- Salvatore spent many hours preparing and attending the conference.  
- He is asking for $1,500 to cover some of his time.  
- The event was shared on social media by attendees.

Justification for Tip Request - Salvatore

- Polkadot helped at a big blockchain conference in Miami.  
- James Slusser spoke at the event and met important people.  
- The team went on tours and hosted guests at soccer games.  
- They worked for many hours over five days.  
- Polkadot paid for the event but not for personal time.  
- James asked for $1,500 for his time.  
- People shared posts about the event on social media.

Justification for Tip Request - James

- Pop CLI is a tool for Polkadot developers, started in 2023 by R0GUE.  
- It got funding in 2024 to become better and easier to use.  
- Helps developers build Polkadot chains and smart contracts.  
- Works with other tools like Polkadot Deployment Portal and OpenZeppelin.  
- Plans to add more features like AI, better testing, and education.  
- Updated in 2025 to improve AI features based on feedback.  
- No extra cost for the changes.  
- Learn more in their Google Doc.

Pop CLI: An All-in-one Tool for Polkadot Development

- A developer contributed to Polkadot SDK, improving Asset Hub features.  
- Added support for freezing assets (like locks) and handling deposits.  
- Made balance calculations for assets match native tokens.  
- Working on vested transfers for stablecoins.  
- Spent 196 hours (about 1.84 months) on these projects.  
- Already received $2,224.34 in compensation.  
- Requests $7,575.65 to cover remaining work costs.  
- Contributions help users manage assets better.

Retroactive Tip for Assets-related Contributions to Polkadot SDK in the past 12 months

- Gabo helped at Innovation Tech Week Buenos Aires 2025.  
- He worked for 5 hours, including speaking and networking.  
- A $250 tip is suggested for his effort.  
- Gabo studied at PBA University and supports the Polkadot community.  
- He has spoken at many events like LABITCONF and PANAMA BLOCKCHAIN WEEK.  
- People enjoy his clear and helpful talks.  
- Links show his past work and event photos.  
- Nachito sent this request.

Retroactive Tip for Gabo - Innovation Tech event

- A research project about Polkadot's money supply and inflation is offering $7,000 in prizes.  
- People can join a group to help answer important questions.  
- Supervisors will make sure extra money goes back to the treasury.  
- The project starts July 4 and ends July 31.  
- Questions include how much DOT exists, burned, and future money plans.  
- Research will look at costs, rewards, and other money sources.  
- Results will help decide if Polkadot should change its inflation rules.  
- A tracking sheet will show progress and tasks.

DOT RFP #1 - Crowdsourced Research: Capped Supply & Step Change Inflation

Subsquare is a popular governance platform for Polkadot, with over 250,000 unique visitors in the latest month. The team is seeking new funding for continuous maintenance and development of new features from 2024 Q3 to 2025 Q2. The proposal includes infrastructure costs, maintenance work, and new features development.

**Infrastructure Costs:**
- Servers, Vercel, domain, email service, IPFS pin service, AI vendors, and currency exchange, totaling $4,024.

**Maintenance Work:**
- Daily server monitoring, codebase maintenance, user support, and collaboration with other teams.

**New Features Development:**
1. New design of profile pages for better user experience.
2. Identity business support for viewing and managing identities.
3. Assethub migration support for data continuity and validity.
4. Proxy support for managing proxies and signing extrinsics as a proxy account.
5. Coretime support for better UI to understand coretime business and on-chain status.
6. Search feature for proposals, addresses, and list pages.
7. Bounties enhancement for better user actions and claim button visibility.
8. Multisig enhancement for approving, canceling, and executing multisig on account pages.
9. On-chain data explorers for proxies, vesting, and multisigs.
10. UX enhancement after UX bounty audit for better user experience.
11. Walletconnect support for mobile users.
12. Other features like address unification support, account switching, and extension metadata update notifications.

**Budget:**
- Total budget for infrastructure, maintenance, and common features development is $444,124.

**Q&A:**
1. Subsquare is dedicated to the Polkadot ecosystem and has over 260k monthly unique visitors.
2. The plan is to make Subsquare a full-featured dapp for Polkadot, helping the community understand and track Polkadot status while providing a good user experience.

Subsquare new batch of features development and maintenance

- Anaelle LTD worked for 28 hours on a database for DevRel HR.  
- The database is about Polkadot's DevRel teams and costs.  
- They are asking for $2,380 (28 hours x $85).  
- Payment will be in USDC.  
- The work was announced earlier on Polkadot's forum.

**Tip to Anaelle LTD for the creation of the DevRel HR database**

The Polkadot Community Foundation (PCF) is a bridge between the Polkadot network's on-chain governance and real-world actions. It helps DOT holders influence off-chain activities. In its first year, the PCF worked on projects to grow the Polkadot ecosystem and market outreach. Now, it asks for more funding to continue its work.

The PCF has goals for its second year, like appointing two DOT directors and creating a transparent information hub. It wants to expand leadership and community engagement. The PCF also needs money for legal and insurance costs.

If the proposal is not approved, the PCF will have to wind down its operations, which could cause disruptions to ongoing projects and the need to find new ways to manage off-chain activities.

In conclusion, the PCF wants to continue helping the Polkadot ecosystem grow by connecting on-chain governance with real-world actions. Approving more funding will allow the PCF to keep doing this important work.

Polkadot Community Foundation (PCF) - Proposal for Renewed Funding for One Year

The RegionX Hub is a platform that has received positive feedback and requests for improvements. This proposal aims to fund the development of features and improvements to enhance the value of the hub. The proposal focuses on creating an easy-to-use interface for managing Coretime for projects and addressing confusion about the Agile Coretime model. The hub identifies four types of users: existing teams with Polkadot projects, new project teams, Coretime resellers, and enthusiasts. The proposal includes creating user-specific dashboards and help centers, as well as other features like urgent renewals, auto-renewals, and improved transaction status tracking. Development progress can be monitored on the public GitHub repository, and results will be visible on the RegionX Hub website.

RegionX Hub – New Features & Improvements

dAppForge is a project that aims to help developers build better decentralized applications (dApps), appchains, and parachains on the Polkadot network. They have completed three out of four milestones for their dAppForge V1.0. Here are the main points of their fourth and final milestone:

1. Improve the knowledge graphs for Solidity and Substrate, with a focus on Solidity and Foundry integration.
2. Integrate Polkadot Hub (AssetHub) documentation to help developers deploy Solidity smart contracts on AssetHub.
3. Benchmark Solidity performance using SolEval and compare it with other AI models.
4. Develop an API to allow developers to use the AI outside the plugin environment, like in bots for Discord/Telegram.

dAppForge's goal is to make it easier for developers to build on Polkadot and attract new developers to the ecosystem. They have a VS Code plugin that supports code generation and autocompletion for Solidity, Substrate, ink!, and Rust. This plugin helps developers understand the code better and build faster.

dAppForge Milestone 4 

A proposal called Ref 703 was made to get money for a project, but the people who asked for the money missed the chance to get it. They made a new proposal to fix this problem and get the money they were supposed to get. They already did the project, which was a big success. They want to make sure they get the money they were promised, and they are asking for help to fix this mistake.

Payout approved by Ref 703 expired - Encode Club

- A person was asked to lead operations until May 3, 2025.  
- They had no help or money to do this job.  
- They paid for tools since March 31, 2025, using their own money.  
- They want to be paid back for these costs.  
- They will stop paying for the tools soon.  
- They are asking OpenGov for help with the expenses.  
- Another request for payment for their work will come later.  
- This marks the end of that phase.

Ambassador Fellowship Tooling: Personal Reimbursement Request

Polkadot is making a new app for beginners in crypto. The app will be easy to use and help people learn about Polkadot and other cryptocurrencies. The Polkadot Community Foundation (PCF) wants money to finish making the app and make it better. They need money for things like making the app, paying people to work on it, and making sure it's safe and legal.

The app will be good for new people who want to learn about Polkadot and for people who already know about it. It will help more people learn about Polkadot and become part of the community.

The PCF needs money for different things like making the app, paying for people to work on it, and making sure it's safe and legal. They have a plan for how they will spend the money and they want to talk to the community about it.

Treasury Spends