ASML is currently the world’s only manufacturer of EUV lithography systems, used for critical layers in the most advanced chips.

SocioLens project,

Claim LD11-HQ-C02 (v1.0)

ASML is currently the world’s only manufacturer of EUV lithography systems, used for critical layers in the most advanced chips.

Provenance and status

Claim type: Fact
Publication status: Eligible for publication
Verification state: Checked against the primary source. Who checked this claim is not recorded for it; claim checks so far were AI-led, and no person has checked claims against their sources.
Does not license: Sole supplier of lithography generally, or downstream AI market power
Limitations: Vendor source for its own production; downstream consequences require separate evidence
Source (as cited): ASML 2025 Annual Report
Source type: Vendor or company document (recorded as “Audited vendor primary”)
Institutional position: Vendor
Maturity of the evidence: Mature evidence
Recorded date: 25 September 2026
Currentness / correction: This is the current version. No correction or concern is recorded on its sources.

Sources this version cites

ASML 2025 Annual Report (Vendor or company document)
Read one of the original documents

Version

This is the current version, v1.0. Earlier versions stay available, and their records never change.

Versions: v1.0 · current

Raw record: every recorded field, with its coded values

All 25 canonical Claim fields, verbatim, with the coded values derived from them. The plain-language labels above are read from these.

Claim type (coded): FACT (as printed: “FACT”)
Publication status (coded): ELIGIBLE (as printed: “ELIGIBLE”)
Verification state (coded): CONTENT_VERIFIED_PRIMARY
Source type (coded): VENDOR_PRIMARY
Maturity (coded): MATURE

#	Canonical field	Canonical value (verbatim)	Normalized (Claim Value Vocabulary v1.0.2)
1	CLAIM ID	LD11-HQ-C02	—
2	PUBLIC-FACING CLAIM	ASML is currently the world’s only manufacturer of EUV lithography systems, used for critical layers in the most advanced chips.	—
3	CLAIM TYPE	FACT	base_types: FACT
4	RESEARCH STRAND	A — Semiconductor bottlenecks	—
5	MATURITY	MATURE	states: MATURE
6	SOURCE	ASML 2025 Annual Report	source_ids: SRC-LD11-ASML-ANNUAL-REPORT-2025
7	SOURCE TYPE	Audited vendor primary	classes: VENDOR_PRIMARY
8	INSTITUTIONAL POSITION	Vendor	—
9	SCOPE	EUV lithography systems; global; 2025–2026	—
10	DESIGN	Company annual reporting	—
11	SAMPLE / DATASET	ASML EUV systems and sales	—
12	MODEL / TOOL / VERSION	n.a.	—
13	COMPARATOR	No other EUV manufacturer	—
14	MAIN RESULT	48 EUV systems and €11.6B EUV system sales in 2025.	—
15	INFERENTIAL TARGET	Technological chokepoint at EUV lithography	—
16	DOES NOT LICENSE	Sole supplier of lithography generally, or downstream AI market power	—
17	VERIFICATION STATE	CONTENT VERIFIED	state: CONTENT_VERIFIED_PRIMARY · verified_by: UNKNOWN
18	LIMITATIONS	Vendor source for its own production; downstream consequences require separate evidence	—
19	CONTRADICTORY / SUPPORTING SOURCES	Consistent with market evidence	—
20	GEOGRAPHY / LANGUAGE	Netherlands / global / English	—
21	DISTRIBUTIONAL LEDGER	Lack of EUV access constrains leading-edge manufacturing	—
22	R01 / FIELD-MAP LINKS	D1, D6, L-B, LD-11	—
23	WHAT WOULD CHANGE THIS CLAIM?	Commercial volume EUV-class supply from a second manufacturer	—
24	PUBLICATION STATUS	ELIGIBLE	state: ELIGIBLE
25	RECORDED DATE	2026-09-25	—

Field 22 references resolved against Field Map v0.2: D1 (DOMAIN); D6 (DOMAIN); L-B (LENS); LD-11 (LIVING_DEBATE)

The sources as recorded, with their record IDs and coded source types:

Pinned Sources (field 6, version-specific)

“ASML 2025 Annual Report” → ASML 2025 Annual Report (SRC-LD11-ASML-ANNUAL-REPORT-2025--v1.0) — ASML 2025 Annual Report; class VENDOR_PRIMARY (explicit public provenance pin)

Cited by Living Debate versions

Concentration, Stack & Sovereignty (v0.1) LD-11

Cite this page

SocioLens project. (2026, September 25). ASML is currently the world’s only manufacturer of EUV lithography systems, used for critical layers in the most advanced chips [Claim LD11-HQ-C02, version v1.0]. SocioLens. https://sociolens-web.pages.dev/claims/ld11-hq-c02/v1.0/

@misc{sociolens_ld11_hq_c02_v1_0,
  author = {{SocioLens project}},
  title = {ASML is currently the world’s only manufacturer of EUV lithography systems, used for critical layers in the most advanced chips.},
  year = {2026},
  date = {2026-09-25},
  howpublished = {\url{https://sociolens-web.pages.dev/claims/ld11-hq-c02/v1.0/}},
  note = {Claim LD11-HQ-C02, version v1.0}
}

The link points to this version, whose record never changes. For a finding, cite the original study as well: SocioLens summarizes research and does not replace it.

Research-of-record provenance

Materialized by sociolens-materializer 0.6.0 at 2026-09-28T20:00:00.000Z; normalization contract SocioLens — Claim Value Vocabulary v1.0.2 — Pre-Spike Materialization Contract (v1.0.2). Content seal SHA-256 39dd236e2de8d0ab6de16bb9f991965d2369a001beab55ba8fca7a76525020a1.

Frozen Drive-derived inputs

R06 — LD-11 Canonical Claim Ledger v1.0 — LOCKED (v1.0) — Drive ID 1Ff_IzUBMpax35rKovu0vxXr1WTtpfCDP; revision: NOT_EXPOSED_BY_DRIVE_TEXT_EXPORT; Drive modified ; block “ENTRY 02 — LD11-HQ-C02 ” SHA-256 e003deedd7b6004e7c46c1d05d2293c76faa706c11ba8a685a3313447e720f4b; SocioLens — Programme Status & Authority Register v0.6 status “CURRENT.”; frozen fixture fixtures/frozen/r06-ld11-claim-ledger-v1.0.

Builder decisions (not Drive data)

VERSION = v1.0 — basis: Claim version taken from the canonical ledger artifact version (R06 — LD-11 Canonical Claim Ledger v1.0); Implementation Architecture Selection §5
CURRENT_POINTER = true — basis: SocioLens — Programme Status & Authority Register v0.6 status for "R06 — LD-11 Canonical Claim Ledger v1.0 — LOCKED": "CURRENT."
FIELD_6_SOURCE_REFERENCE = SRC-LD11-ASML-ANNUAL-REPORT-2025--v1.0 — basis: field 6 of ENTRY 02 — LD11-HQ-C02 cites "ASML 2025 Annual Report"; the frozen field-6 segment of this ClaimVersion's ledger block; Drive-derived identity authority (Issue #41 Source inventory): Batch 01 §1; ledger C02 fields 6/7/8; KEY EVIDENCE.
SOURCE_PROVENANCE_PIN = SRC-LD11-ASML-ANNUAL-REPORT-2025--v1.0 — basis: Issue #5 proof rendering (Architecture Proof Protocol v0.1 AP-08 / Amendment v1.2 §6): explicit version-pinned public provenance of this ClaimVersion — the pinned field-6 Source record "ASML 2025 Annual Report"; Drive-derived identity authority (Issue #41 Source inventory): Batch 01 §1; ledger C02 fields 6/7/8; KEY EVIDENCE.