# newSalt

> **newSalt**(): `` `0x${string}` ``

Defined in: [derive.ts:81](https://github.com/FilOzone/synapse-sdk/blob/68e30a2a5457180e60a5579eb5ecff90b65894b3/packages/keysmith/src/derive.ts#L81)

A fresh per-piece salt. Public: it only has to travel with the piece.

## Returns

`` `0x${string}` ``