# DependencyGraph

<!-- generated from api/graphql/schema.graphql -->

此类型来自当前机器契约；授权和生命周期见 [认证](../authentication.md) 与 [错误和恢复](../errors.md)。

```graphql
type DependencyGraph {
  root_reference: String!
  observed_at: String!
  availability: DependencyNodeAvailability!
  nodes: [DependencyNode!]!
  edges: [DependencyEdge!]!
}
```