# Returns the serial number with the given identifier.

`GET /inventory/serial-numbers/{id}`

Group: Inventory › Serial Numbers · Operation ID: `getSerialNumber`

Returns the same fields as POST inventory/serial-numbers/search. The collection GET inventory/serial-numbers omits cost, originalCost, afterSaleCost and currency.

[Open in the interactive reference](https://docs.api.lensing.ai/?op=getSerialNumber)

## Parameters

| Name | In | Type | Required | Description |
| --- | --- | --- | --- | --- |
| `Api-Version` | header | `"v1"` | yes | The API version this request targets, named by its public identifier. Required on every request; omitting it, or naming a version this company does not have, is answered with 400. This document describes version `v1`. |
| `id` | path | string | yes | The unique identifier for the serial number to return. |

## Response

`200` Success

Under `data` (getSerialNumberOutput):

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | string | yes | The unique identifier for the serial number. |
| `serialNumber` | string | no | The serial number assigned to the unit when it was received. It cannot be changed. |
| `manufacturerSerialNumber` | string | no | The manufacturer's own serial number for the unit, where it differs from the assigned serial number. |
| `itemId` | string | no | The unique identifier for the item this unit is of. See id on GET inventory/items/:id. |
| `itemCode` | string | no | The code of that item. |
| `itemName` | string | no | The display name of that item. |
| `locationId` | string | no | The unique identifier for the warehouse holding the unit. See id on GET inventory/warehouses/:id. |
| `locationCode` | string | no | The code of that warehouse. |
| `locationName` | string | no | The display name of that warehouse. |
| `entityId` | string | no | The unique identifier for the legal entity the unit belongs to. See id on GET base/entities. |
| `inStock` | string (decimal) | no | 1 while the unit is on hand, 0 once it has gone. |
| `isSold` | boolean | no | Whether the unit has been sold. |
| `cost` | string (decimal) | no | The value the unit is carried at, in the currency named by currency. |
| `originalCost` | string (decimal) | no | The value the unit was carried at when it arrived, in the currency named by currency. |
| `afterSaleCost` | string (decimal) | no | The value of the unit after it was sold, in the currency named by currency. |
| `currency` | string | no | The currency the cost fields are stated in. Format ISO 4217, for example 'USD'. |
| `lastCostChangeDate` | string (date) | no | The date the unit's cost last changed. Format YYYY-MM-DD. |
| `expirationDate` | string (date) | no | The date the unit expires. Format YYYY-MM-DD. |
| `entryDate` | string (date) | no | The date the unit entered the warehouse. Format YYYY-MM-DD. |
| `active` | boolean | no | Whether the serial number can be selected on new documents. |
| `createdDate` | string (date-time) | no | The date and time the serial number record was created, in UTC. Format YYYY-MM-DDTHH:mm:ss.sssZ. |
| `lastModifiedDate` | string (date-time) | no | The date and time the serial number record last changed, in UTC. Format YYYY-MM-DDTHH:mm:ss.sssZ. |

## Errors

| Code | Status |
| --- | --- |
| `NOT_FOUND` | 400 |

## Statuses

- `400` — Invalid request or business failure. Codes: NOT_FOUND
- `401` — Missing or invalid access token
- `403` — Not authorized
- `404` — Not found
- `429` — Too many requests
- `500` — Internal server error