How much “excess agreement” among models is measured depends on the null model chosen and on which models and items are compared; a null model that allows for item difficulty gives results that differ “drastically” from earlier work.

SocioLens project,

Claim LD09-SL-C26 (v1.0)

Provenance and status

Claim type: Interpretation
Publication status: Eligible for publication, with qualifiers: preprint
Verification state: Checked against the abstract of the primary source only. 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: That monoculture is absent
Limitations: Preprint; official abstract only
Source (as cited): Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026
Source type: Preprint (recorded as “Preprint”)
Institutional position: Independent academic
Maturity of the evidence: Emerging evidence
Recorded date: 15 October 2026
Currentness / correction: This is the current version. No correction or concern is recorded on its sources.

Sources this version cites

Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026 (Preprint)
Read the original

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): INTERPRETATION (as printed: “INTERPRETATION”)
Publication status (coded): ELIGIBLE (PREPRINT) (as printed: “ELIGIBLE WITH PREPRINT QUALIFIER”)
Verification state (coded): CONTENT_VERIFIED_PRIMARY (ABSTRACT_ONLY)
Source type (coded): PREPRINT
Maturity (coded): EMERGING

#	Canonical field	Canonical value (verbatim)	Normalized (Claim Value Vocabulary v1.0.2)
1	CLAIM ID	LD09-SL-C26	—
2	PUBLIC-FACING CLAIM	How much “excess agreement” among models is measured depends on the null model chosen and on which models and items are compared; a null model that allows for item difficulty gives results that differ “drastically” from earlier work.	—
3	CLAIM TYPE	INTERPRETATION	base_types: INTERPRETATION
4	RESEARCH STRAND	C — Systems, decisions and shared knowledge	—
5	MATURITY	EMERGING	states: EMERGING
6	SOURCE	Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026	source_ids: SRC-SL-JO-GARG-RAGHAVAN-ARXIV-2602-24086
7	SOURCE TYPE	Preprint	classes: PREPRINT
8	INSTITUTIONAL POSITION	Independent academic	—
9	SCOPE	Empirical measurement of algorithmic monoculture	—
10	DESIGN	Methodological analysis comparing null models	—
11	SAMPLE / DATASET	Not recorded for this version	—
12	MODEL / TOOL / VERSION	Not applicable	—
13	COMPARATOR	Independence baselines used in earlier studies	—
14	MAIN RESULT	“Different null models result in dramatically different inferences”	—
15	INFERENTIAL TARGET	How reliable claims of excess homogeneity are	—
16	DOES NOT LICENSE	That monoculture is absent	—
17	VERIFICATION STATE	CONTENT VERIFIED ABSTRACT	state: CONTENT_VERIFIED_PRIMARY · qualifiers: ABSTRACT_ONLY · verified_by: UNKNOWN
18	LIMITATIONS	Preprint; official abstract only	—
19	CONTRADICTORY / SUPPORTING SOURCES	Studies using independence baselines: LD09-SL-C23, LD09-SL-C24	—
20	GEOGRAPHY / LANGUAGE	Not applicable / English	—
21	DISTRIBUTIONAL LEDGER	Not recorded	—
22	R01 / FIELD-MAP LINKS	LD-09, D3	—
23	WHAT WOULD CHANGE THIS CLAIM?	Agreement on a standard baseline, and re-analysis of earlier findings with it	—
24	PUBLICATION STATUS	ELIGIBLE WITH PREPRINT QUALIFIER	state: ELIGIBLE · qualifiers: PREPRINT
25	RECORDED DATE	2026-10-15	—

Field 22 references resolved against Field Map v0.2: LD-09 (LIVING_DEBATE); D3 (DOMAIN)

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

Pinned Sources (field 6, version-specific)

“Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026” → Jo et al. (2026), “The Subjectivity of Monoculture” (SRC-SL-JO-GARG-RAGHAVAN-ARXIV-2602-24086--v1.0) — Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026; class PREPRINT (explicit public provenance pin)

Cited by Living Debate versions

Individual gain, collective narrowing? Does AI make science, creative work and shared knowledge more alike? (v0.1) LD-09

Cite this page

SocioLens project. (2026, October 15). How much “excess agreement” among models is measured depends on the null model chosen and on which models and items are compared; a null model that allows for item difficulty gives results that differ “drastically” from earlier work [Claim LD09-SL-C26, version v1.0]. SocioLens. https://sociolens-web.pages.dev/claims/ld09-sl-c26/v1.0/

@misc{sociolens_ld09_sl_c26_v1_0,
  author = {{SocioLens project}},
  title = {How much “excess agreement” among models is measured depends on the null model chosen and on which models and items are compared; a null model that allows for item difficulty gives results that differ “drastically” from earlier work.},
  year = {2026},
  date = {2026-10-15},
  howpublished = {\url{https://sociolens-web.pages.dev/claims/ld09-sl-c26/v1.0/}},
  note = {Claim LD09-SL-C26, 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 d5f6bd1fd104ff5c78486486cf21445989bfcced69badf2bce868d779eda2fd8.

Repository-authored inputs (not Drive exports)

SocioLens claim — LD09-SL-C26 v1.0 (v1.0) — written in the SocioLens repository by Project Lead (Claude, AI) on 2026-10-15; no Drive identity exists. Authority: AGENTS.md "Authority" (the Project Lead decides research content within the research-integrity rules) and the Owner's choice in the SocioLens project chat on 15 October 2026 to build the LD-09 debate; a new Claim, first version, written from the project's LD-09 source notes, checked against full texts or official abstracts. Block “ENTRY 26 — LD09-SL-C26” SHA-256 ea6292c441502f52ae6be16238aae4f7ea0ae9dd312caf8c99de6b4be0eb9d8e; fixture fixtures/authored/claims/LD09-SL-C26--v1.0.

Builder decisions (not Drive data)

VERSION = v1.0 — basis: Claim version taken from the repository-authored claim fixture version (SocioLens claim — LD09-SL-C26 v1.0); the first version of a new Claim of the LD-09 debate
CURRENT_POINTER = true — basis: repository-authored claim "SocioLens claim — LD09-SL-C26 v1.0" (Project Lead (Claude, AI), 2026-10-15); basis: AGENTS.md "Authority" (the Project Lead decides research content within the research-integrity rules) and the Owner's choice in the SocioLens project chat on 15 October 2026 to build the LD-09 debate; a new Claim, first version, written from the project's LD-09 source notes, checked against full texts or official abstracts
FIELD_6_SOURCE_REFERENCE = SRC-SL-JO-GARG-RAGHAVAN-ARXIV-2602-24086--v1.0 — basis: field 6 of ENTRY 26 — LD09-SL-C26 cites "Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026"; the only field-6 segment of this ClaimVersion's repository-authored ledger block.
SOURCE_PROVENANCE_PIN = SRC-SL-JO-GARG-RAGHAVAN-ARXIV-2602-24086--v1.0 — basis: explicit version-pinned public provenance of this ClaimVersion (Amendment v1.2 §6): the pinned field-6 Source record "Jo, Garg & Raghavan, “The Subjectivity of Monoculture,” arXiv:2602.24086, 2026".