Criticality Criticality comes from the trace model and describes the node's dependency importance.
Evidence Evidence comes from the canonical Vein Graph: AI assertions, user corrections, and external sources.
Completeness Completeness is a data-coverage label based on available summary, evidence, sources, tickers, and chokepoint rationale.
Dynamic claims are capped below 100% and AI-only edges remain labeled as inferred. Model: trace-score-v1
High-temperature materials, precision forging, and long-cycle maintenance capacity behind narrowbody and widebody engines.
Single-crystal superalloy blades and thermal barrier coatings for the hottest engine sections.
Nickel-alloy disks and shafts requiring giant presses and tight metallurgical control.
Overhaul shop visits, spare modules, and turnaround times for in-service fleets.
Generated analysis — not investment advice.