Release 1.48.0 (#4620)

August 2025 release.

### Logs

- Improve concurrency safety description of `LogRecordProcessor.OnEmit`.

([#4578](#4578))
- Clarify that `SeverityNumber` values are used when comparing
severities.

([#4552](#4552))

### Entities

- Mention entity references in the stability guarantees.

([#4593](#4593))

### OpenTelemetry Protocol

- Clarify protocol defaults on specification.

([#4585](#4585))

### Compatibility

- Flexibilie escaping of characters that are discouraged by Prometheus
Conventions
  in Prometheus exporters.

([#4533](#4533))
- Flexibilize addition of unit/type related suffixes in Prometheus
exporters.

([#4533](#4533))
- Define the configuration option "Translation Strategies" for
Prometheus exporters.

([#4533](#4533))
- Define conversion of Prometheus native histograms to OpenTelemetry
exponential histograms.

([#4561](#4561))
- Clarify what to do when scope attribute conflicts with name, version
and schema URL.

([#4599](#4599))

### SDK Configuration

- Enum values provided via environment variables SHOULD be interpreted
in a case-insensitive manner.

([#4576](#4576))

Co-authored-by: Armin Ruech <[email protected]>

Author: carlosalberto

CHANGELOG.md

@@ -13,21 +13,8 @@ release.
 
 ### Metrics
 
-- Flexibilie escaping of characters that are discouraged by Prometheus Conventions
-  in Prometheus exporters.
-  ([#4533](https://github.com/open-telemetry/opentelemetry-specification/pull/4533))
-- Flexibilize addition of unit/type related suffixes in Prometheus exporters.
-  ([#4533](https://github.com/open-telemetry/opentelemetry-specification/pull/4533))
-- Define the configuration option "Translation Strategies" for Prometheus exporters.
-  ([#4533](https://github.com/open-telemetry/opentelemetry-specification/pull/4533))
-
 ### Logs
 
-- Improve concurrency safety description of `LogRecordProcessor.OnEmit`.
-  ([#4578](https://github.com/open-telemetry/opentelemetry-specification/pull/4578))
-- Clarify that `SeverityNumber` values are used when comparing severities.
-  ([#4552](https://github.com/open-telemetry/opentelemetry-specification/pull/4552))
-
 ### Baggage
 
 ### Profiles
@@ -40,20 +27,52 @@ release.
 
 ### Compatibility
 
-- Define conversion of Prometheus native histograms to OpenTelemetry exponential histograms.
-  ([#4561](https://github.com/open-telemetry/opentelemetry-specification/pull/4561))
-
 ### SDK Configuration
 
-- Enum values provided via environment variables SHOULD be interpreted in a case-insensitive manner.
-  ([#4576](https://github.com/open-telemetry/opentelemetry-specification/pull/4576))
-
 ### Common
 
 ### Supplementary Guidelines
 
 ### OTEPs
 
+## v1.48.0 (2025-08-13)
+
+### Logs
+
+- Improve concurrency safety description of `LogRecordProcessor.OnEmit`.
+  ([#4578](https://github.com/open-telemetry/opentelemetry-specification/pull/4578))
+- Clarify that `SeverityNumber` values are used when comparing severities.
+  ([#4552](https://github.com/open-telemetry/opentelemetry-specification/pull/4552))
+
+### Entities
+
+- Mention entity references in the stability guarantees.
+  ([#4593](https://github.com/open-telemetry/opentelemetry-specification/pull/4593))
+
+### OpenTelemetry Protocol
+
+- Clarify protocol defaults on specification.
+  ([#4585](https://github.com/open-telemetry/opentelemetry-specification/pull/4585))
+
+### Compatibility
+
+- Flexibilie escaping of characters that are discouraged by Prometheus Conventions
+  in Prometheus exporters.
+  ([#4533](https://github.com/open-telemetry/opentelemetry-specification/pull/4533))
+- Flexibilize addition of unit/type related suffixes in Prometheus exporters.
+  ([#4533](https://github.com/open-telemetry/opentelemetry-specification/pull/4533))
+- Define the configuration option "Translation Strategies" for Prometheus exporters.
+  ([#4533](https://github.com/open-telemetry/opentelemetry-specification/pull/4533))
+- Define conversion of Prometheus native histograms to OpenTelemetry exponential histograms.
+  ([#4561](https://github.com/open-telemetry/opentelemetry-specification/pull/4561))
+- Clarify what to do when scope attribute conflicts with name, version and schema URL.
+  ([#4599](https://github.com/open-telemetry/opentelemetry-specification/pull/4599))
+
+### SDK Configuration
+
+- Enum values provided via environment variables SHOULD be interpreted in a case-insensitive manner.
+  ([#4576](https://github.com/open-telemetry/opentelemetry-specification/pull/4576))
+
 ## v1.47.0 (2025-07-18)
 
 ### Traces