# FORK\_MAPPING

Defined in: [types.ts:13](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L13)

Permitted ChainID's

## Enumeration Members

| Enumeration Member | Value      | Description    | Defined in                                                                                                            |
| ------------------ | ---------- | -------------- | --------------------------------------------------------------------------------------------------------------------- |
| `0x00000000`       | `1`        | Mainnet.       | [types.ts:15](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L15) |
| `0x00001020`       | `5`        | Goerli/Prater. | [types.ts:18](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L18) |
| `0x00000064`       | `100`      | Gnosis Chain.  | [types.ts:21](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L21) |
| `0x01017000`       | `17000`    | Holesky.       | [types.ts:24](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L24) |
| `0x90000069`       | `11155111` | Sepolia.       | [types.ts:27](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L27) |
| `0x10000910`       | `560048`   | Hoodi Chain.   | [types.ts:30](https://github.com/ObolNetwork/obol-sdk/blob/5137bd5c4ded55a50234f19135ea3a5bfeab4d47/src/types.ts#L30) |