BTC-Lottery.io – Blockchain-Based Lottery System

BTC-Lottery.io is a decentralized, provably fair lottery platform built on Bitcoin blockchain technology. It generates lottery results using the last 6 characters of each Bitcoin block hash, creating a transparent and tamper-proof gaming system.

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Live Website

https://btc-lottery.io

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Key Features

• Provably Fair: Uses BTC block hashes, verifiable via any blockchain explorer.
• Fast Draws: Each draw is tied to every new BTC block (~every 10 minutes).
• Immutable Records: No central RNG, all results are on-chain and public.
• TRC20 USDT Support: Deposits and withdrawals handled via Tron network.
• Secure Wallet Integration: Non-custodial crypto wallet usage.
• CA Licensed: Operates under a Canadian online lottery license.

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How It Works

1. Users buy lottery tickets using USDT (TRC20).
2. Each ticket is assigned a random 6-character hexadecimal code.
3. When the next BTC block is mined, the last 6 characters of the hash become the winning code.
4. Prizes are distributed to players whose ticket matches the result.

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Developer Setup

# Clone the repository
git clone https://github.com/YOUR_ORG/btc-lottery.io.git

# Navigate to the project folder
cd btc-lottery.io

# Install dependencies
npm install

# Start development server
npm run dev

Project Structure

/src
  /components      → Reusable UI components
  /pages           → Frontend routes
  /lib             → Lottery logic, blockchain utils
  /api             → TRC20 and BTC block handling
/public            → Static assets
.env.example       → Environment variable sample

Environment Variables

Create a .env file based on .env.example:

NEXT_PUBLIC_API_BASE_URL=https://api.btc-lottery.io
TRONSCAN_API_KEY=your_tronscan_key
BTC_BLOCKCHAIN_API=https://blockchain.info/latestblock

Dependencies

• Next.js for frontend framework
• ethers.js for wallet connectivity
• axios for API communication
• web3.js (if applicable) for on-chain interactions