@sigstore/protobuf-specs provides the Protocol Buffer schema definitions for Sigstore's transparency logs and signing infrastructure. These specifications define the data structures used in various Sigstore services, ensuring interoperability and standardization across the ecosystem. Crucial for developers building tools or integrations within the Sigstore framework, this package offers a single source of truth for understanding and interacting with Sigstore's data formats. Developers can use these definitions to generate code in various languages.