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Season 1 · DeFi & Open Finance

MY HACK

A Clean Permissionless ERC20 Token Built for African Builders on IOPN Testnet

Stage 1, ReviewDeFi & Open Finance+2 co-builders

by pactm. · submitted May 29, 2026

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Built with

01/04

Confirmed co-builders.

Each one signed in and confirmed they helped on this submission. Co-build credit travels with their wallet too.

Description

02/04

What the builder said.

Written by the team, rendered as the markdown they typed in the submission wizard.

What we built

A permissionless ERC20 token called Baddosnei (BADD) — a standard, mintable-on-deployment token built on Ethereum-compatible chains. It follows the OpenZeppelin ERC20 standard for maximum security and interoperability.

Why

In the spirit of open finance and permissionless systems, we wanted to create a straightforward, transparent token that anyone can use as a base for DeFi experiments, community tokens, or educational purposes. Many new builders in Africa (especially Nigeria) need quick, reliable token templates to test ideas without overcomplicating things. Baddosnei is that starting point.

How it works

  • Step 1: Deploy the token using Foundry. The constructor takes name, symbol, and initialSupply. All tokens are minted directly to the deployer.
  • Step 2: The token is fully ERC20 compliant (transfer, approve, balanceOf, etc.) and ready to be added to Uniswap, used in liquidity pools, airdropped, or integrated into other DeFi protocols.
  • Step 3: Because it's permissionless and open-source, anyone can verify the contract, interact with it, or fork it for their own use cases.

Tech Stack: Solidity ^0.8.19, OpenZeppelin Contracts, Foundry (forge).

Contract Features:

  • Standard ERC20 implementation
  • 18 decimals
  • No tax, no blacklist, no owner functions after deployment (fully decentralized at launch)

Roadmap

03/04

What ships next.

The builder's own next-quarter plan. Use it to gauge follow-through and ambition.

Q1 2026 - Now / Launch Phase

  • Deploy Baddosnei (BADD) token on Ethereum Sepolia testnet and then Mainnet
  • Verify the smart contract on Etherscan
  • Create and distribute initial liquidity pool on Uniswap (or equivalent DEX)
  • Launch community channels (Telegram, X, Discord)
  • Open-source the full deployment scripts and documentation

Q2 2026 - Growth & Utility

  • Build a simple token dashboard (token supply, holders, transfers)
  • Implement fair launch mechanics or community airdrop to early supporters
  • Add basic referral system for community distribution
  • Integrate with at least 1 DeFi protocol (e.g. add liquidity incentives or farming)
  • Audit the contract (if budget allows) or thorough community review

Q3 2026 - Expansion

  • Deploy on a second chain (e.g. Base or Arbitrum) for lower fees
  • Release token utility — e.g. governance voting, staking for rewards, or access to future tools
  • Partner with Nigerian/African crypto communities and builders
  • Launch official website with docs and tokenomics

Beyond Q3 2026

  • Explore advanced features: vesting contracts, revenue-sharing mechanisms, or DeFi composability tools
  • Build ecosystem tools (e.g. simple launchpad template for other African builders)
  • Aim for CEX listing if community traction is strong
  • Continue open-source development and community governance

On-chain proof

04/04

10 contracts on OPN Chain.

The chain itself confirmed every deployment is valid, signed by the builder's wallet, and inside the season's window.

  • 01BaddosneiPrimary

    0x1749abE3D2C382BDc0e230CD2aB2bF98cC19C4b7

    tx 0x83296188d8d85599303a3eec5cdb8286582e4f3aabc9cdc6536fe851e51edc45

    deployed May 29, 2026 · block 17487715

  • 02Basic contract

    0x3dA7679B81D115B0AD31F5516d15De0dcd79F8a3

    tx 0xf8fcbbabd263a175c6dde1bc89470f20105ec1dbd216c3c7f42adc8d8675a778

    deployed May 29, 2026 · block 17487380

  • 03Gwagwalada Coins

    0x4BEeC73Aaf75629A39dD64a5C2407161aDE18718

    tx 0x09a9144e8c00de5f51485e90fbe95dcb1dc6764d3f4314342af2ee5d51e6c271

    deployed May 30, 2026 · block 17563333

  • 04Bissaka Coins

    0x17D2893241261EeE73cCb5F7C28f3172EFdf674a

    tx 0xdef4eecea6edd98e033c4000a663be215adbd4a3cc2a62d58bdb88842c1f627c

    deployed May 31, 2026 · block 17617710

  • 05Nemesis Coins

    0x5e4280b655012a19B7F11004C1024DE1cb3Afe07

    tx 0xa2298550fd418002038353bbf37463b2cb80a7d95f944950d00df816968caf31

    deployed Jun 1, 2026 · block 17683751

  • 06IseOluwa Coins

    0x87e621AAc233B6F72BcD69cC679cA56ca05b110b

    tx 0x6bf9a90b9f39b8383d009190fc2ddbd435d42adaeced5dd239e8214987fc61ee

    deployed Jun 2, 2026 · block 17748108

  • 07Litvmc Coins

    0x89D31C4be52cA52df85DF72879fA16aA6B730057

    tx 0x92e948eac9c09ebe079111fc1150aa76d6ea16c2b23f258b17032502b775b37b

    deployed Jun 3, 2026 · block 17829449

  • 08Delayss Coins

    0x40a9447D0487419DecBd8bA3416eEBCF12CbC658

    tx 0xb8b3b5ca3ab794f01056e99943edc6840d9d331ba0c6fe95491c220b3efda540

    deployed Jun 4, 2026 · block 17879139

  • 09Bon Appetite

    0x152eCc9518C00717690De58cCE22B8d91F679284

    tx 0x1588c7a4a2d25fec4895e03ae9083382b5381f18c8d613383c325dbffe2030e2

    deployed Jun 6, 2026 · block 18009348

  • 10Macho Coins

    0x84747bbeF0D712Fa50F181036eAc435cc0876715

    tx 0x60273b9528424f91c14e34e2d39e73a283e78594774a6415a052feb28607fdb2

    deployed Jun 7, 2026 · block 18074980