---
title: "LineageInput"
description: "an artefact or an acquisition unit"
section: concepts
address: /concepts/lineageinput
contract: 0476e35e6e275db5
---

# LineageInput

an artefact or an acquisition unit

[figure: LineageInput is a value at none scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | value |
| scope | none |
| key | none |
| store | none |
| family | harness |



## Fields


| field | type | required | note |
|---|---|---|---|
| `artefact_hash` | `hash` | no |  |
| `unit` | `id` | no |  |



## Routes that use it
- [`/v1/read/lineage`](/reference/read/lineage) takes it as input