Irreversible Retirement (C5 RetirementRegistry)

Irreversibly retire allowance/credit assets and permanently record the retirement-certificate hash on-chain. Re-retirement of the same asset is blocked.

Module Status

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C5 RetirementRegistry

Chain

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CVM testnet

Retirement Reversibility

Irreversible

Re-retirement blocked

Certificate Hash

Required

certHash on-chain

Contract Address—

Asset Retirement

Asset ID (assetId)Identifier of the asset to retireRetirement Amount (amount)tCO2e units — numbers onlyRetirement Certificate Identifier (cert)Required — a string identifying the retirement certificate. It is recorded on-chain as hash (certHash).

Retirement is irreversible. A live testnet transaction is submitted and may take several seconds. Once completed, it cannot be reversed. The same asset can be retired only once.

Retirement Status Lookup

Asset ID (assetId)

Retirement is irreversible — a retirement-certificate hash (certHash) is required, and re-retirement of the same asset is structurally blocked by the on-chain RetirementRegistry (C5). Retirement results and certificate hashes are permanently recorded on the Catena testnet.

Legal Notice: This record does not confer legal rights (proof only). The technical operator does not replace a registry, exchange, or verifier.