---
title: PersistentIdentifier.ID
framework: swiftdata
role: symbol
role_heading: Structure
path: swiftdata/persistentidentifier/id-swift.struct
---

# PersistentIdentifier.ID

A type that represents the stable identity of a SwiftData model.

## Declaration

```swift
struct ID
```

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Accessing identity information

- [id](swiftdata/persistentidentifier/id-swift.property.md)
- [storeIdentifier](swiftdata/persistentidentifier/storeidentifier.md)
- [entityName](swiftdata/persistentidentifier/entityname.md)