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65 changes: 40 additions & 25 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,35 @@ release.

## Unreleased

- Amend the description of Composite/Composable samplers.
([#5161](https://github.com/open-telemetry/opentelemetry-specification/pull/5161))
### Context

### Traces

### Metrics

### Logs

### Baggage

### Profiles

### Resource

### Entities

### Common

### OpenTelemetry Protocol

### Compatibility

### SDK Configuration

### Supplementary Guidelines

### OTEPs

## v1.59.0 (2026-07-10)

### Context

Expand All @@ -27,37 +54,32 @@ release.

### Traces

### Metrics
- Amend the description of Composite/Composable samplers.
([#5161](https://github.com/open-telemetry/opentelemetry-specification/pull/5161))

### Logs

- Add ETW (Event Tracing for Windows) example mapping to the logs data
model appendix, including the ETW level to `SeverityNumber` mapping.
([#5159](https://github.com/open-telemetry/opentelemetry-specification/pull/5159))

### Baggage

### Profiles

### Resource

### Entities

### Common

### OpenTelemetry Protocol

### Compatibility

### SDK Configuration
- Add Profiles data model (data-model.md).
([#4965](https://github.com/open-telemetry/opentelemetry-specification/pull/4965))

### Supplementary Guidelines

- Add non-normative [supplementary guidelines for SDK self-observability](specification/self-observability-supplementary-guidelines.md).
([#5128](https://github.com/open-telemetry/opentelemetry-specification/issues/5128))
- Add non-normative supplementary guidelines for SDK self-observability.
([#5135](https://github.com/open-telemetry/opentelemetry-specification/pull/5135))

### OTEPs

- Add OTEP proposing a central OpenTelemetry benchmarks repository.
([#5118](https://github.com/open-telemetry/opentelemetry-specification/pull/5118))
- Introduce Policies into the specification.
([#4738](https://github.com/open-telemetry/opentelemetry-specification/pull/4738))

## v1.58.0 (2025-06-22)

### Context
Expand Down Expand Up @@ -124,8 +146,6 @@ release.

### OTEPs

- Add OTEP proposing a central OpenTelemetry benchmarks repository.
([#5118](https://github.com/open-telemetry/opentelemetry-specification/pull/5118))
- Context-scoped Attributes.
([#4931](https://github.com/open-telemetry/opentelemetry-specification/pull/4931))

Expand Down Expand Up @@ -212,9 +232,6 @@ release.
- Add event to span event bridge.
([#5006](https://github.com/open-telemetry/opentelemetry-specification/pull/5006))

- Add Profiles data model (data-model.md).
([#4965](https://github.com/open-telemetry/opentelemetry-specification/pull/4965))

### Resource

- Clarify that a Resource describes the observed entity, not the component
Expand Down Expand Up @@ -545,8 +562,6 @@ release.

### OTEPs

- Introduce Policies into the specification. ([#4288](https://github.com/open-telemetry/opentelemetry-specification/pull/4288))

- Extend attributes to support complex values.
([#4485](https://github.com/open-telemetry/opentelemetry-specification/pull/4485))

Expand Down
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