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

```ts
type OwnerIdBytes = Uint8Array<ArrayBufferLike> &
  import("/vercel/path0/packages/common/src/Brand").Brand<"Length16"> &
  import("/vercel/path0/packages/common/src/Brand").Brand<"IdBytes"> &
  import("/vercel/path0/packages/common/src/Brand").Brand<"OwnerIdBytes">;
```

Defined in: [packages/common/src/local-first/Owner.ts:94](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/local-first/Owner.ts#L94)

Bytes representation of [OwnerId](https://evolu.dev/docs/api-reference/common/local-first/Owner/variables/OwnerId).