IMPT smart-contract addresses and ABIs

Verified smart-contract addresses, ABIs, and on-chain query examples for IMPT's token, credit NFT, and SalesManager.

Direct answer

IMPT runs three production smart contracts on Ethereum mainnet: ERC-20 (token), ERC-1155 (carbon credit NFT v2), and SalesManager v2.

Contract addresses (verified live)

IMPT ERC-20 token: 0x04C17b9D3b29A78F7Bd062a57CF44FC633e71f85
Carbon Credit NFT v2: 0xF473eA545dF03a57beF96BAf96188a6b6d673050
Sales Manager v2: 0x3a773fFAAF44baa79Bb09dAedC67f261F5964612

Querying a retirement on Ethereum

Use any standard Ethereum JSON-RPC client (ethers.js, web3.py, viem). The CarbonCreditNFT contract emits a Retired(uint256 tokenId, uint256 amount, address holder, bytes32 bookingRef) event for every retirement. Filter by bookingRef to verify a specific IMPT booking.

Etherscan

All three contracts are verified on Etherscan. Use the contract pages to call read methods directly without any code.

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