| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| crypto/rand | Package rand implements a cryptographically secure random number generator. |
| encoding/binary | Package binary implements simple translation between numbers and byte sequences and encoding and decoding of varints. |
| go.opentelemetry.io/otel/api/kv | |
| go.opentelemetry.io/otel/api/trace | |
| go.opentelemetry.io/otel/internal/trace/parent | |
| google.golang.org/grpc/codes | Package codes defines the canonical error codes used by gRPC. |
| sync/atomic | Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
| time | Package time provides functionality for measuring and displaying time. |