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In an age when relationships between entities are as important as the entities themselves, NthLink proposes a shift from single-hop link thinking to a richer, nth-order perspective. Traditional link analysis tools focus on direct connections — who links to whom, or which pages link to a target. NthLink expands that horizon by explicitly modeling multi-hop paths, contextual weights, and adaptive ranking to reveal meaningful indirect relationships that often drive discovery, trust, and influence across networks. At its core, NthLink treats a network as a layered fabric of connections: immediate neighbors (1st link), neighbors of neighbors (2nd link), and so on up to the nth degree relevant to a given problem. Rather than treating farther hops as uniformly weaker or irrelevant, NthLink evaluates the quality, context, and composition of multi-step paths. It assigns path-level weights derived from edge semantics, node attributes, temporal factors, and user intent. This lets it surface indirect but semantically strong relationships — for example, a researcher connected via a chain of collaborators working on a highly related topic, or a product indirectly endorsed through a trusted influencer network. Applications for NthLink span search and recommendation engines, fraud detection, knowledge graphs, supply-chain visibility, and decentralized identity systems. In search and recommendation, NthLink can improve serendipity by uncovering items that are not directly linked to a user’s history but are connected through high-quality multi-hop pathways. For fraud and security, it helps spot anomalous clusters or chains of behavior that would escape single-hop detection. In enterprise knowledge management, NthLink can reveal tacit expertise corridors across departments, enabling better collaboration and resource allocation. Implementing NthLink involves three main components: graph enrichment, path scoring, and adaptive aggregation. Graph enrichment adds semantic annotations to nodes and edges (roles, categories, trust signals, timestamps). Path scoring computes composite scores for candidate multi-hop paths using decay functions weighted by semantic relevance rather than pure distance. Adaptive aggregation merges path-level insights into node-level or link-level recommendations using learning-to-rank models or configurable heuristics that reflect different use-case priorities. NthLink’s strengths lie in its flexibility and interpretability. Because it models explicit paths, analysts can trace why a recommendation or detection was made, improving trust and troubleshooting. Its tunable parameters enable tailoring to domains where indirect evidence is crucial (research, legal discovery) or where only very short hops matter (real-time systems). As networks grow in scale and complexity, the need to understand indirect relationships becomes essential. NthLink offers a conceptual and technical toolkit to move beyond nearest neighbors and tap the rich structure of nth-order links — turning hidden chains of relevance into actionable intelligence.