# Document history
<a name="ethereum-developer-guide-doc-history"></a>

The following table describes important additions to the *Amazon Managed Blockchain (AMB) Access Ethereum Developer Guide*.

| Change | Description | Date | 
| --- |--- |--- |
| [Added a getting started topic](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/getting-started.html) | This topic shows you how to perform tasks using AMB Access Ethereum. Each task builds on the previous one, ending in making JSON-RPC calls to your Ethereum node. | April 17, 2024 | 
| [Ending support for the Goerli network](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/ethereum-concepts.html#retired) | AMB Access Ethereum ended support of the Goerli testnet on April 1, 2024. The Ethereum foundation sunset Goerli on April 17, 2024. | March 27, 2024 | 
| [No new nodes provisioned on the Rinkeby network](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/ethereum-concepts.html#retired) | . You can't provision new nodes on Rinkeby as of August 10th, 2023. The Ethereum foundation ceased support of Rinkeby on May 31st, 2023. | August 19, 2023 | 
| [Amazon Managed Blockchain (AMB) Access](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/managed-blockchain-ethereum-overview.html) | Updated terminology to change Amazon Managed Blockchain to Amazon Managed Blockchain (AMB) Access Ethereum. | August 10, 2023 | 
| [Amazon Managed Blockchain (AMB) Access](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/managed-blockchain-ethereum-overview.html) | Updated terminology to change Amazon Managed Blockchain to Amazon Managed Blockchain (AMB) Access. | July 27, 2023 | 
| [Token based access (GA)](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/ethereum-tokens.html) | The Accessor tokens feature is in general availability. This is a convenient alternative to the Signature Version 4 signing process. | February 28, 2023 | 
| [No new nodes provisioned on the Ropsten network](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/ethereum-concepts.html#retired) | . You can't provision new nodes on Ropsten as of February 28th, 2023. The Ethereum foundation ceased support of Ropsten on December 31st, 2022. | February 28, 2023 | 
| [Token based access (preview)](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/ethereum-tokens.html) | Use Accessor tokens as a convenient alternative to the Signature Version 4 signing process. This feature is in preview release and is subject to change.  | October 21, 2022 | 
| [The Merge](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/supported-consensus-apis.html) | Mainnet has merged with the Beacon chain's proof-of-stake system. Ethereum nodes on Amazon Managed Blockchain (AMB) support this change and require no further action on your part. | September 15, 2022 | 
| [Goerli support for the Consensus API for the Beacon chain](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/supported-consensus-apis.html) | Goerli now supports Consensus APIs for the Beacon chain. | August 11, 2022 | 
| [Mainnet support for the Consensus API for the Beacon chain](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/supported-consensus-apis.html) | Mainnet now supports Consensus APIs for the Beacon chain. | July 27, 2022 | 
| [Consensus API for the Beacon chain](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/supported-consensus-apis.html) | Release of the Consensus API for the Beacon chain on the Ropsten testnet. | June 8, 2022 | 
| [Görli (Goerli)](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev/ethereum-concepts.html#ethereum-considerations) | Release of the Görli (Goerli) testnet. | May 2, 2022 | 
| [Initial Release](https://docs.aws.amazon.com/managed-blockchain/latest/ethereum-dev) | Initial release. | December 15, 2020 |