---
title: "Observation"
description: "one version of a content item as read; the same version read again makes no second observation"
section: concepts
address: /concepts/observation
contract: 0476e35e6e275db5
---

# Observation

one version of a content item as read; the same version read again makes no second observation

[figure: Observation is a fact at follows scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | fact |
| scope | follows |
| key | the row of silver it was made from |
| store | lake:ready |
| family | record |



## Fields


| field | type | required | note |
|---|---|---|---|
| `content_item` | `id` | yes |  |
| `text` | `text` | no |  |
| `text_hash` | `hash` | no |  |
| `hand_over` | `id` | yes |  |
| `row_of_silver` | `id` | yes |  |



## Routes that use it
No route takes or returns Observation directly. The record holds it, and the objects that point at it reach it.