# hexToPieceCID

> **hexToPieceCID**(`pieceCidHex`): `PieceLink`

Defined in: [packages/synapse-core/src/piece.ts:344](https://github.com/FilOzone/synapse-sdk/blob/32f86959b0bf15557657ea412e31a0897440ca98/packages/synapse-core/src/piece.ts#L344)

Convert a hex representation of a PieceCID to a PieceCID object

The contract stores the full PieceCID multihash digest (including height and padding)
The data comes as a hex string, we need to decode it as bytes then as a CID to get the PieceCID object

## Parameters

| Parameter | Type | Description |
| ------ | ------ | ------ |
| `pieceCidHex` | `string` | The hex representation of the PieceCID |

## Returns

`PieceLink`

The PieceCID object