[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) › timestampBytesLength

```ts
const timestampBytesLength: number &
  Brand<"NonNaN"> &
  Brand<"Finite"> &
  Brand<"Int"> &
  Brand<"NonNegative">;
```

Defined in: [packages/common/src/local-first/Timestamp.ts:283](https://github.com/evoluhq/evolu/blob/49ea8ca499566aba270f8cb601e7f49aa62320f8/packages/common/src/local-first/Timestamp.ts#L283)