About Japan Open Chain specifications
Japan Open Chain utilizes the Go Ethereum software, one of the official Ethereum nodes. Therefore, if you have a proposal for the protocol, please make your request to the official Ethereum, and if you have a request for the software, please make it at the Go Ethereum repository.
Mainnet
The specifications for the Mainnet are as follows:
Chain Information
| Value | |
|---|---|
| Chain Name | Japan Open Chain (Mainnet) |
| Chain Id | 81 |
| Token Name | Japan Open Chain Token |
| Token Symbol | JOC |
| Hard Fork | London |
Block Explorer
| URL(s) | |
|---|---|
| Block Explorer | https://explorer.japanopenchain.org |
RPC Endpoints
Endpoints for non-commercial use are as follows
| RPC Endpoint URLs |
|---|
| https://rpc-1.japanopenchain.org:8545 |
| https://rpc-2.japanopenchain.org:8545 |
| https://rpc-3.japanopenchain.org |
Please do not use these RPC Endpoint directly from commercial applications. If you are using it commercially, please set up your own node to connect to the Japan Open Chain, or use a node from a node provider or an endpoint from an endpoint provider. Please note that this endpoint may be changed without notice.
Endpoint Services for Commercial Use
Testnet
The specifications for the Testnet are as follows:
Chain Information
| Value | |
|---|---|
| Chain Name | Japan Open Chain (Testnet) |
| Chain Id | 10081 |
| Token Name | Japan Open Chain Testnet |
| Token Symbol | JOCT |
| Hard Fork | London |
Block Explorer
| URL(s) | |
|---|---|
| Block Explorer | https://explorer.testnet.japanopenchain.org/ |
RPC Endpoints
The endpoint is as follows. Please note that this is for testing purposes on the testnet and should not be used for commercial purposes.
| RPC Endpoint URLs |
|---|
| https://rpc-1.testnet.japanopenchain.org:8545 |
| https://rpc-2.testnet.japanopenchain.org:8545 |
| https://rpc-3.testnet.japanopenchain.org |
G.U.Sandbox Chain
The testnet provided by G.U. Technologies, Inc.