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The Name Resolution Service (NRS), developed and maintained by Library Technology Services (LTS), is a comprehensive service for creating, maintaining, and resolving persistent identifiers.
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What is a naming authority? What is an authority path?
A naming authority is an organizational entity given the ability to create and maintain persistent identifiers. Naming authorities are arranged in a hierarchical tree structure, where the parent/child relationship indicates administrative oversight. The process of creating a new child naming authority is referred to as delegation: a parent authority delegates some portion of its naming responsibilities to a child authority.
The root naming authority in NRS is vested in LTS. Below the root, LTS has established a number of top-level naming authorities corresponding to the major University tubs:
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If the HUL.OIS authority delegated a new child authority, Guest, its authority path would be:
HUL.OIS.Guest
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What is a persistent identifier?
A persistent identifier is a permanent, location-independent identifier for a network-accessible resource. Persistent identifiers are sometimes referred to as names.
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