Record entry · Defense Procurement

J 20

Added 4 Oct 2026Mentions 22Sources 9Days of coverage 13

Why this name is on the record

J 20 was added automatically on 4 Oct 2026 after 22 mentions across 9 sources over 13 days. 68% of that coverage came from a single subject area.

Who J 20 moves with

Names most often reported alongside it; bigger circles and heavier lines mean more shared documents. A dashed circle has no page of its own yet.

China · 27 shared documents
F-35 · 20 shared documents
F-22 · 17 shared documents · no page of its own yet
Lockheed Martin · 16 shared documents
Chengdu · 15 shared documents
United States · 14 shared documents
Us Air Force · 13 shared documents
Navy · 11 shared documents
Pentagon · 11 shared documents
Raptor · 11 shared documents · no page of its own yet

For developers

GET https://sigb.ai/api/registry?slug=j-20

{
  "slug": "j-20",
  "state": "active",
  "detail": {
    "state": "active",
    "source": "ontology",
    "label": "j-20",
    "promotedAt": "2026-10-04",
    "category": "defense_procurement",
    "evidence": {
      "mentions": 22,
      "sources": 9,
      "days": 13,
      "concentration": 0.682,
      "standAloneShare": 0.846
    }
  }
}

The record behind this page, as data. The live response also carries the registry date and version.

Walk the record from J 20

Open where it comes from, follow a claim or a related name, and use the trail to come back. Every step says what it is, how it stands and when. Machines read the same record.

J-20

Entity.

Evidence: 28 documents · 9 separate publishers · a mention shows the name is in use, not that any claim about it is true
Standing: A name from our starting list; its record is kept up to date automatically from coverage
Time: first seen 3 Sept 2026, last seen 3 Oct 2026
Measured: 29% of mentions say something specific about it; the rest only name it
As of: 8 Oct 2026