# systems.numina.sensemaking.cluster

> Published by [lasa.numina.systems](https://lexicon.garden/identity/did:plc:movyewyj6cpzmxpnwu5cu2yo)

## Links

- [View on Lexicon Garden](https://lexicon.garden/lexicon/did:plc:movyewyj6cpzmxpnwu5cu2yo/systems.numina.sensemaking.cluster)
- [Documentation](https://lexicon.garden/lexicon/did:plc:movyewyj6cpzmxpnwu5cu2yo/systems.numina.sensemaking.cluster/docs)
- [Examples](https://lexicon.garden/lexicon/did:plc:movyewyj6cpzmxpnwu5cu2yo/systems.numina.sensemaking.cluster/examples)

## Definitions

### `systems.numina.sensemaking.cluster`

**Type**: `record`

A named grouping of related observations. Handles both thematic grouping and compaction.

**Key**: `tid`

| Property | Type | Required | Description |
|----------|------|----------|-------------|
| `label` | `string` | Yes | Cluster name. |
| `members` | `array` | Yes | AT URIs of observations or nested clusters. |
| `createdAt` | `string` (datetime) | Yes |  |
| `description` | `string` | No | What this grouping represents. |

## Raw Schema

```json
{
  "id": "systems.numina.sensemaking.cluster",
  "defs": {
    "main": {
      "key": "tid",
      "type": "record",
      "record": {
        "type": "object",
        "required": [
          "label",
          "members",
          "createdAt"
        ],
        "properties": {
          "label": {
            "type": "string",
            "maxLength": 1000,
            "description": "Cluster name.",
            "maxGraphemes": 100
          },
          "members": {
            "type": "array",
            "items": {
              "type": "string",
              "format": "at-uri"
            },
            "maxLength": 500,
            "description": "AT URIs of observations or nested clusters."
          },
          "createdAt": {
            "type": "string",
            "format": "datetime"
          },
          "description": {
            "type": "string",
            "maxLength": 5000,
            "description": "What this grouping represents.",
            "maxGraphemes": 2500
          }
        }
      },
      "description": "A named grouping of related observations. Handles both thematic grouping and compaction."
    }
  },
  "$type": "com.atproto.lexicon.schema",
  "lexicon": 1
}
```