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

```ts
function timestampBytesToFingerprint(
  timestamp: Uint8Array<ArrayBufferLike> &
    Brand<"Length16"> &
    Brand<"TimestampBytes">,
): Fingerprint;
```

Defined in: [packages/common/src/local-first/Storage.ts:1084](https://github.com/evoluhq/evolu/blob/49ea8ca499566aba270f8cb601e7f49aa62320f8/packages/common/src/local-first/Storage.ts#L1084)