Glossary

Term	Meaning
Semantic engine	The single authority for document state, prepared commands and incremental changes
Session	Document identity, lifecycle, storage and optional transport coordinated around that engine
Prepared edit	A validated candidate with revision and target preconditions checked before commit
Local durability	The documented local store has committed the captured operation set
Remote receipt	A server acknowledgment at an explicitly named durability level
Presenter	A platform view of existing semantic data; it does not own another writable model
Capability profile	A versioned statement of supported behavior and its limits
Source diff	Changes in a declared source representation, separate from semantic changes
Locator	A value used to find a document through a configured authority; not a credential
Conversion report	Machine-readable and human-readable fidelity and unsupported-content diagnostics