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The web’s fundamental building block is the link, yet traditional hyperlinks (URLs) have limitations: they can break, point to changing content without context, and lack standardized ways to express relationships, provenance, or versioning. nthlink proposes an approach to bridge these gaps by treating links as structured, multi-dimensional references that carry identity, context, and resolution semantics. At its core, an nthlink encodes not only a destination but also the “nth” dimension of context—where “n” represents one or more qualifiers such as version, timestamp, author, or discovery path. Instead of a simple pointer, an nthlink is a compound record: a canonical identifier (which may be a content hash or persistent identifier), an optional human-readable path, a set of metadata fields (agent, timestamp, semantic relation), and resolution preferences (e.g., prefer cached, require integrity check, fall back to mirrors). This structure enables robust resolution strategies and richer client behavior. How it works: resolution begins with the canonical identifier. If that identifier is content-addressed (e.g., a cryptographic hash), clients can verify integrity regardless of host. If it’s a persistent ID, resolution metadata directs lookups through registries or decentralized discovery networks. The nth qualifiers then inform which exact representation to present — for example, version 3 of a document, the author’s annotated copy, or the mobile-optimized rendition. Clients can negotiate or present multiple representations while preserving the original semantic link intent. Use cases for nthlink span publishing, collaboration, data sharing, and archival. Scholarly articles benefit from versioned citations that point to the exact dataset and reproducible code used in an experiment. Collaborative platforms can link to a document state as it existed when a comment was made, preventing confusion from later edits. Archival systems can prefer verified content hashes while providing human-friendly fallbacks. In decentralized applications, nthlink’s explicit discovery and integrity options make it straightforward to use peer-to-peer storage without sacrificing trust. Adoption considerations include designing compact, interoperable representations (e.g., JSON-LD or CBOR encodings), defining a minimal set of qualifiers for common scenarios, and creating resolution libraries for web browsers and servers. Privacy and access control must be considered: metadata may need encryption or selective disclosure. Backward compatibility can be achieved by mapping nthlinks to standard URLs when simple linking is sufficient. nthlink is not a single standard but a design pattern emphasizing richer, resilient links that carry context and verification. As the web evolves toward decentralized and version-aware systems, adopting link formats that express intent, provenance, and resolution strategies will make digital references more durable and trustworthy. nthlink is a conceptual step in that direction — practical implementations will determine which aspects become essential tools for developers and users.