[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [local‑first/Timestamp](https://evolu.dev/docs/api-reference/common/local-first/Timestamp) › NodeIdBytes

```ts
type NodeIdBytes = Uint8Array<ArrayBufferLike> &
  import("../Brand.ts").Brand<"Length8"> &
  import("../Brand.ts").Brand<"NodeIdBytes">;
```

Defined in: [packages/common/src/local-first/Timestamp.ts:336](https://github.com/evoluhq/evolu/blob/f082fdd974e25fa0eb1134e4b34f15b740af8fe2/packages/common/src/local-first/Timestamp.ts#L336)

Binary representation of [NodeId](https://evolu.dev/docs/api-reference/common/local-first/Timestamp/variables/NodeId).