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Source SRC-LD07-NAKAMURA-OBSERVATIONAL-EQUIVALENCE-2026

Nakamura, Tan & Yean, “Observational Equivalence of LLM and Human Annotation,” arXiv:2609.22133

Open the original (arXiv; link checked 2026-10-12)

Source class (bibliographic)
PREPRINT
Source-level roles
none
Institutional position
Independent academic
Visibility
PUBLIC_REFERENCE
Registry section
—

Version

Pinned version v1.0 (entry SRC-LD07-NAKAMURA-OBSERVATIONAL-EQUIVALENCE-2026--v1.0) — this page never floats to newer evidence.

This pinned version is also the current version.

Versions:v1.0 · current

Linked Claims

Registry “Linked claim” (logical Claim identity; never a pinned version): LD07-HQ-C04.

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 5a55d98d8a6e8e9de72e197923d2e7ec430e8a4ae935b312ff02d1329be59cd2.

Frozen Drive-derived inputs

  • R03 — LD-07 Canonical Claim Ledger v1.0 — LOCKED (v1.0) — Drive ID 1xVz_LrQAA8EA1tPhVWIrDgOUU3Zidlg9; revision: NOT_EXPOSED_BY_DRIVE_TEXT_EXPORT; Drive modified 2026-09-29T04:31:14.120Z; block “ENTRY 04 — LD07-HQ-C04” SHA-256 b830a233831227f299d8507b6617aee34701c9ce16816717f23b1ac5326dd676; SocioLens — Programme Status & Authority Register v0.6 status “CURRENT.”; frozen fixture fixtures/frozen/r03-ld07-claim-ledger-v1.0-canonical.

Builder decisions (not Drive data)

  • VERSION = v1.0 — basis: First SocioLens materialized record for this Source identity; no predecessor record exists (Publication System Amendment v1.2 §4; ruling-backed production identity materialized under Issue #39). SocioLens Source-record version, not the external source's edition, revision or version of record.
  • CURRENT_POINTER = true — basis: Publication System Amendment v1.2 §4: the sole SocioLens record version for this Source identity; the materialization manifest explicitly designates SRC-LD07-NAKAMURA-OBSERVATIONAL-EQUIVALENCE-2026--v1.0 current.
  • VISIBILITY = PUBLIC_REFERENCE — basis: Explicit public provenance selection by LD07-HQ-C04--v1.0 (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 "Nakamura, Tan & Yean, “Observational Equivalence of LLM and Human Annotation,” arXiv:2609.22133"; Drive-derived identity authority (Issue #39 Source inventory): Batch 01 §4 ("PREPRINT"); ledger C04; KEY EVIDENCE.) (Amendment v1.2 §4, §6).