# systems.numina.sensemaking.connection

> 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.connection)
- [Documentation](https://lexicon.garden/lexicon/did:plc:movyewyj6cpzmxpnwu5cu2yo/systems.numina.sensemaking.connection/docs)
- [Examples](https://lexicon.garden/lexicon/did:plc:movyewyj6cpzmxpnwu5cu2yo/systems.numina.sensemaking.connection/examples)

## Definitions

### `systems.numina.sensemaking.connection`

**Type**: `record`

An explicit, typed link between two observations. Enables protocol-visible claim relationships.

**Key**: `tid`

| Property | Type | Required | Description |
|----------|------|----------|-------------|
| `note` | `string` | No | Why this connection exists. The reasoning. |
| `source` | `string` (at-uri) | Yes | AT URI of the observation making the connection. |
| `target` | `string` (at-uri) | Yes | AT URI of the observation being connected to. |
| `createdAt` | `string` (datetime) | Yes |  |
| `relationship` | `string` | Yes | The type of relationship between source and target. |

## Raw Schema

```json
{
  "id": "systems.numina.sensemaking.connection",
  "defs": {
    "main": {
      "key": "tid",
      "type": "record",
      "record": {
        "type": "object",
        "required": [
          "source",
          "target",
          "relationship",
          "createdAt"
        ],
        "properties": {
          "note": {
            "type": "string",
            "maxLength": 5000,
            "description": "Why this connection exists. The reasoning.",
            "maxGraphemes": 2500
          },
          "source": {
            "type": "string",
            "format": "at-uri",
            "description": "AT URI of the observation making the connection."
          },
          "target": {
            "type": "string",
            "format": "at-uri",
            "description": "AT URI of the observation being connected to."
          },
          "createdAt": {
            "type": "string",
            "format": "datetime"
          },
          "relationship": {
            "enum": [
              "supports",
              "contradicts",
              "extends",
              "refines",
              "depends-on",
              "challenges"
            ],
            "type": "string",
            "description": "The type of relationship between source and target."
          }
        }
      },
      "description": "An explicit, typed link between two observations. Enables protocol-visible claim relationships."
    }
  },
  "$type": "com.atproto.lexicon.schema",
  "lexicon": 1
}
```