Module primitives 

Structs

AgentDid

A Decentralized Identifier — v0.1.0 mandates did:web.

ContentHash

sha256:<64-lowercase-hex> — content-addressable hash with algorithm prefix.

CtxId

acdp://<authority>/<uuid-v4> — registry-assigned context identifier.

LineageId

lin:sha256:<64-lowercase-hex> — registry-assigned lineage identifier.

Enums

ContextType

Registered context types plus open-ended custom namespace.

Status

Registry-derived lifecycle status.

Visibility

Visibility level of a context.

Functions

is_valid_dns_authority

Validate a bare DNS authority: lowercase ASCII labels separated by dots, each 1..=63 chars of [a-z0-9-] with no leading/trailing hyphen, total <= 253. Rejects uppercase, underscores, and ports.