General Grant Proposal - eSim Wallet

• Project: Blockchain powered eSIM

Project Overview

Overview

A mobile based hardware crypto wallet based on eSIMs with remote provisioning of accessibility

Project Details

• An overview of the technology stack to be used
• Documentation of core components, protocols, architecture to be deployed
• PoC/MVP

Team

Team members

• Arpit Kumar , [e-mail] , telegram

• Manul Singh Parihar , [e-mail] , telegram

• Tanmay Goel , [e-mail] , telegram

Team Website

• https://<your_domain>

Team's experience

Please describe the team's relevant experience. Some links would be useful.

• Manul Singh Parihar
  Blockchain developer and architect (3.5+ years) with expertise in full-stack dev, smart contracts, & validator infrastructure. Proven ability to deliver impactful solutions:
  Designed LSD protocol at Blockswap, attracting significant staking & revolutionizing validator requirements.
  Built bridge at Unido-PAC, enabling seamless token utilization between private & public blockchains.
  Deployed robust contracts across diverse platforms (Ethereum, Flow, Substrate) at GVOS.io.
  Led architectural discussions & audits, ensuring production-ready solutions at Blockswap.
  Proactively educated users via tutorials and documentation and created numerous SDKs (Stakehouse SDK, LSD Wizard SDK, K2 SDK).
  Collaborative & passionate learner, eager to contribute to a team pushing blockchain boundaries.

• Tanmay Goel
  B.Tech graduate in Electronics and Communication Engineering from the IIIT Guwahati. CPU Verification Engineer at Nvidia, working on performance micro-architecture of cutting-edge data-center CPUs and as an intern I worked on developing a high-precision CUDA-enabled library, I've also done research internships at I.I.T. Jodhpur and I.I.T. Ropar where I worked on DRAM, GDDR memory technologies to create more performant and efficient architectures. These resulted in research publications in peer reviewed journals. My most recent work involves doing research in the space of Post Quantum Cryptography (PQC).
  Conference Paper Journal Paper

• Arpit Kumar
  B.Tech graduate with majors in Electronics and Communication from IIIT Guwahti.
  Academic Project Blockchain based Dynamic Spectrum Sharing, where i started learning about integration of blockcahin technology in telecommunication for potential innovation.
  Blockchain Development (2.5+ years) with expertise in smart contract development on EVM compatible chains and decentralised protocols integration in dapps for various use case, worked on 3 projectcs , 2 in production and 1 in testing phase at this moment.
  Applied cryptographic internship, got good understanding of cryptographic primitives, modern cryptography and worked on groth16.
  Research work on Blockchain and Telecom Integration for a year which i started at EthIndia Fellowship 3.0.

Team Code Repos

• https://github.com/Blockchain-Powered-eSIM

Development Roadmap

This development roadmap outlines the key milestones for a 4-month project focused on integrating blockchain with eSIM technology for a mobile crypto wallet. The project team consists of 2 full-time developers working 40 hours per week each and 1 part-time developer working 20 hours per week.
Starting from 11th March 2024.

Overview

• Total Estimated Duration: 16 weeks (4 months)
• Full-time equivalent (FTE): 2.5 = 2 x Full time ( 2 x 40 hr/week ), 1 x Part time ( 1 x 20 hr/week )
• Total Costs: $ 100,000

Milestone 1: Project Initiation, Architecture Design and eSIM Credentials

• Estimated Duration: 4 weeks
• FTE: 2.5 = 2 x Full time ( 2 x 40 hr/week ), 1 x Part time ( 1 x 20 hr/week )
• Costs: $ 25000 = 10000(40hr/week for 4 weeks) + 10000(40hr/week for 4 weeks) + 5000(20hr/week for 4 weeks)
• Estimated delivery date: 5th April 2024

Number	Deliverable	Specification
1.	Technical Specification	Define the data flow between eSIM components.Specify the integration points and key functionalities.
2.	Project Setup	Establish the development environment, version control, and project structure.
3.	eSIM Components Definitions	Define eSIM credentials and their respective fetching methods. Integration flow chart of EID, LPA, and SM-DP+ credentials for cryptographic wallet creation. Ensure the interaction of eSIM components with blockchain.
4.	Fetch and Verification methods	Fetching eSIM credentials in LPA apk. Assuring compatibility with the tech stack. Verification method to be used based on credentials. Validate details of compatibility with the tech stack.

Milestone 2: Cryptographic Wallet Generation and Management

• Estimated Duration: 4 weeks
• FTE: 2.5 = 2 x Full time ( 2 x 40 hr/week ), 1 x Part time ( 1 x 20 hr/week )
• Costs: $ 25,000 = 10000(40hr/week for 4 weeks) + 10000(40hr/week for 4 weeks) + 5000(20hr/week for 4 weeks)
• Estimated delivery date: 3rd May 2024

Number	Deliverable	Specification
1.	Key Generation	Implement ECDSA key pair generation following BIP43 and BIP39 standards. Establish secure storage and accessibility measures for private keys.
2.	User Interface	Develop a user-friendly interface for managing cryptographic wallets. Enable users to create, view, and switch between eSIM profiles.
3.	Accessibility	Design and implement methods to securely decrypt the master keystore. Design and implement methods to manage sessions with minimum keystore decryptions.
4.	LPA Testing	Test full LPA functionalities for key generation and management.

Milestone 3: Smart Contract Design, Implementation and Integration

• Estimated Duration: 4 weeks
• FTE: 2.5 = 2 x Full time ( 2 x 40 hr/week ), 1 x Part time ( 1 x 20 hr/week )
• Costs: $ 25,000 = 10000(40hr/week for 4 weeks) + 10000(40hr/week for 4 weeks) + 5000(20hr/week for 4 weeks)
• Estimated delivery date: 31st May 2024

Number	Deliverable	Specification
1.	Deployer contract	A smart contract factory that deploys all the eSIM wallets.
2.	eSIM wallets	A smart contract unique to each eSIM, deployed by the deployer contract. Uniquely identifies each of the smart contracts. Implements functionalities for each of the eSIM wallets.
3.	Registry contract	A smart contract that keeps track of all the eSIM wallets. Keeps track of all the eSIM wallet smart contracts.
4.	Smart Contract Testing	Testing all the smart contracts (unit testing and fuzz testing).
5.	Integration	Integrate the smart contracts with the LPA apk.

Milestone 4: Alpha Testing and Documentation

• Estimated Duration: 4 weeks
• FTE: 2.5 = 2 x Full time ( 2 x 40 hr/week ), 1 x Part time ( 1 x 20 hr/week )
• Costs: $ 25,000 = 10000(40hr/week for 4 weeks) + 10000(40hr/week for 4 weeks) + 5000(20hr/week for 4 weeks)
• Estimated delivery date: 28th June 2024

Number	Deliverable	Specification
1.	Alpha Testing	Conduct alpha testing to identify and address any issues or improvements needed. Gather feedback from internal and external members. Make necessary adjustments based on alpha testing results.
2.	Comprehensive Testing	Develop a test suite comprising unit and integration tests. Provide a testing guide with instructions on running tests.
3.	Minimum Viable Product	Deliver the MVP, including accessibility of a single chain and basic ecosystem.
4.	Documentation and Tutorials	Deatiled Documentation of the project. Create user tutorials for seamless onboarding.