# COMMITMENT_KEY

> `const` **COMMITMENT\_KEY**: `"foc/kc"` = `'foc/kc'`

Defined in: [derive.ts:67](https://github.com/FilOzone/synapse-sdk/blob/02867010830e172f5bfcdecc7ea8d76c85e913f3/packages/keysmith/src/derive.ts#L67)

The FWSS data-set metadata key the commitment is written to.