# Retrieve Packet Certificate of Evidence

**GET** `/packets/{packetId}/coe/`

Get a link and checksum of the Certificate of Evidence for this Packet

## Request

### Parameters

- `packetId` (path, required, string): The slug that uniquely identifies the Packet

### Responses

- `200`: COE response
  - Content types: `application/json`
- `400`: Bad Request
  - Content types: `application/json`
- `404`: Not found response
  - Content types: `application/json`
- `409`: COE not available
  - Content types: `application/json`