Source authority

Claim	Authority	Projection or ledger
Wire messages, fields, commands, limits	contract/asyncapi.yaml	docs/generated/asyncapi.md, contract coverage
Host module identity	ModuleRegistry.standard	docs/module-manifest.yaml, module pages
PowerPC Workshop pages	WorkshopModuleID	module manifest and pages
Resident memory layout	contract/peek_table.h	resident architecture pages
Current defects and unknowns	live code/tests plus evidence	docs/open-issues.md, docs/known-wrong.md
Documentation publication contract	mkdocs.yml, tools/docs-gate	rendered site

Generated or derived documents must declare their source set and runnable derivation. Re-run the derivation after merges that touched any source, even when the textual merge was clean. Prose should link to an authoritative table rather than restating an enumeration.