Library / Knowledge-Corpus Access Engineering Principles Framework
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Source changed 2026-10-03 14:36:52 UTC · snapshot created 2026-10-03 14:38:14 UTC · last check 2026-10-03 15:35:10 UTC

KCAE.USE:4.2 - Establish the source and authority boundary

For every source class that can change this use, obtain its membership, edition rule, applicable authority and access conditions. Ask the responsible owner what makes a source current for this decision and what happens when sources disagree. Keep a record precise enough to implement that decision: for example, “Published English administrator manual governs supported automation; the localization assists interpretation; release notes override the named clauses from their effective date; the installed destination version comes from the configuration service.” This is a supplied organizational rule in the example, not a universal hierarchy of document types.

Distinguish source unavailability, lack of permission, extraction failure and a source known to contain no relevant passage after an adequate bounded inspection. They imply different next moves. A provider’s inability to expose historical editions limits historical reproducibility even if it rejects a stale snapshot identifier. When authority is disputed, obtain the owner’s decision or return competing conditional readings; do not resolve the dispute by upload date.

Define the data boundary for each route. Public source text, a private query, case records, assessor prompts, logs, caches and recipient messages are separate flows. A remote model may be permitted for a public manual while the event description must stay local. Construct a permitted projection or use a local alternative. Removing a name does not by itself establish that sensitive meaning has been removed; have the responsible data owner settle the permissible projection at the grain the use requires.