OptionalbaseIdentity of the base layer/stack the draft was authored against.
Baseline the draft was forked from
(Y.encodeStateAsUpdate / captureBaseline output).
OptionalchecksResults of declared checks, run by the caller before publishing.
OptionalcreatedManifest timestamp override (defaults to now).
OptionalextractForwarded to the minimal-layer extractor.
Optionalinstructions_blake3 digest of the prompt/task text that produced the layer.
Human-readable why. Mandatory — the ifc layer log line.
OptionalparentsParent layer ids in the change DAG (defaults to the base id).
Optionalscope_Capability-grammar scope claims declared for this layer.
Who authored the draft (human / agent / hybrid).