Claim LD05-HQ-C08 (v1.0)

DUO’s risk-based selection for home visits indirectly discriminated against students with a migration background; the risk-profile selection was abandoned and current home-visit selection is random.

Research opportunities this claim motivates

What this claim leaves open for research. Each is a hypothesis about a gap, not a finding.

What does being flagged by a fraud-risk model cost claimants before any decision?DUO replaced risk-profile selection for home visits with random selection, offering a comparison point where selection no longer depends on a risk profile.

Provenance and status

Claim type: FACT (as printed: “FACT”)
Publication status: ELIGIBLE (as printed: “ELIGIBLE”)
Verification state: CONTENT_VERIFIED_PRIMARY (as printed: “CONTENT VERIFIED”; verified by: UNKNOWN)
Does not license: Claim that migration background itself was an input or that ML caused the effect
Source (field 6, as printed): DUO official follow-up and linked audit material, 2024–2026
Source type (field 7): GOVERNMENT_PRIMARY, GOVERNMENT_AUDIT_OR_EVALUATION (as printed: “Official / audit”)
Institutional position: Government / audit
Maturity (claim evidence / publication maturity): RAPIDLY_MATURING (as printed: “RAPIDLY MATURING”)
Recorded date: 2026-09-25
Currentness / correction: This is the current version. No correction or concern relation is recorded on its Sources.

Version

Current version v1.0, resolved through the explicit current pointer CLAIM--LD05-HQ-C08.

Versions:v1.0 · current

Pinned Sources (field 6, version-specific)

“DUO official follow-up and linked audit material, 2024–2026” → SRC-LD05-DUO-FOLLOWUP-2024-2026--v1.0 — DUO official follow-up / Algorithm Audit materials, 2024–2026; class GOVERNMENT_PRIMARY, GOVERNMENT_AUDIT_OR_EVALUATION (explicit public provenance pin)

Read the originals

SRC-LD05-DUO-FOLLOWUP-2024-2026: open one of the original documents

All 25 canonical Claim fields (raw values and normalized values)

#	Canonical field	Canonical value (verbatim)	Normalized (Claim Value Vocabulary v1.0.2)
1	CLAIM ID	LD05-HQ-C08	—
2	PUBLIC-FACING CLAIM	DUO’s risk-based selection for home visits indirectly discriminated against students with a migration background; the risk-profile selection was abandoned and current home-visit selection is random.	—
3	CLAIM TYPE	FACT	base_types: FACT
4	RESEARCH STRAND	C — Upstream / encoded discretion	—
5	MATURITY	RAPIDLY MATURING	states: RAPIDLY_MATURING
6	SOURCE	DUO official follow-up and linked audit material, 2024–2026	source_ids: SRC-LD05-DUO-FOLLOWUP-2024-2026
7	SOURCE TYPE	Official / audit	classes: GOVERNMENT_PRIMARY, GOVERNMENT_AUDIT_OR_EVALUATION
8	INSTITUTIONAL POSITION	Government / audit	—
9	SCOPE	Netherlands student-grant controls	—
10	DESIGN	Administrative-data audit	—
11	SAMPLE / DATASET	DUO + CBS-linked data	—
12	MODEL / TOOL / VERSION	Risk profile / rule-based selection	—
13	COMPARATOR	Recipient population / later random selection	—
14	MAIN RESULT	Indirect discrimination; 86% of objectors non-European migration background; redesign to random sampling	—
15	INFERENTIAL TARGET	Distributional effects of selection rules	—
16	DOES NOT LICENSE	Claim that migration background itself was an input or that ML caused the effect	—
17	VERIFICATION STATE	CONTENT VERIFIED	state: CONTENT_VERIFIED_PRIMARY · verified_by: UNKNOWN
18	LIMITATIONS	Specific benefit/control process; redesign outcomes not yet fully evaluated	—
19	CONTRADICTORY / SUPPORTING SOURCES	Toeslagen provides related Dutch selection evidence	—
20	GEOGRAPHY / LANGUAGE	Netherlands/Dutch	—
21	DISTRIBUTIONAL LEDGER	Migration-background students disproportionately exposed to control burden	—
22	R01 / FIELD-MAP LINKS	D5, D4a, L-A	—
23	WHAT WOULD CHANGE THIS CLAIM?	Post-redesign evaluation showing prior inference incorrect	—
24	PUBLICATION STATUS	ELIGIBLE	state: ELIGIBLE
25	RECORDED DATE	2026-09-25	—

Field 22 references resolved against Field Map v0.2: D5 (DOMAIN); D4a (SUB_AREA); L-A (LENS)

Cited by Living Debate versions

LD-05 v0.1

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 0dea5698bb75cdae49cb14153d5f7ee72fe52520b9575842348bad72ab3a8173.

Frozen Drive-derived inputs

R04 — LD-05 Canonical Claim Ledger v1.0 — LOCKED (v1.0) — Drive ID 1WkAv7jmWIrr1GBmYSv66jDc8m222Yd9z; revision: NOT_EXPOSED_BY_DRIVE_TEXT_EXPORT; Drive modified ; block “ENTRY 08 — LD05-HQ-C08” SHA-256 4aa74b8ccc51a5b21f93445634c289888d22f3a47bffe29a3403d89dd3cd68b3; SocioLens — Programme Status & Authority Register v0.6 status “CURRENT.”; frozen fixture fixtures/frozen/r04-ld05-claim-ledger-v1.0.

Builder decisions (not Drive data)

VERSION = v1.0 — basis: Claim version taken from the canonical ledger artifact version (R04 — LD-05 Canonical Claim Ledger v1.0); Implementation Architecture Selection §5
CURRENT_POINTER = true — basis: SocioLens — Programme Status & Authority Register v0.6 status for "R04 — LD-05 Canonical Claim Ledger v1.0 — LOCKED": "CURRENT."
FIELD_6_SOURCE_REFERENCE = SRC-LD05-DUO-FOLLOWUP-2024-2026--v1.0 — basis: field 6 of ENTRY 08 — LD05-HQ-C08 cites "DUO official follow-up and linked audit material, 2024–2026"; the frozen field-6 segment of this ClaimVersion's ledger block; Drive-derived identity authority (Issue #37 Source inventory): ledger C08 fields 6–8 ("Official / audit"); Batch 02 §4; KEY EVIDENCE.
SOURCE_PROVENANCE_PIN = SRC-LD05-DUO-FOLLOWUP-2024-2026--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.