Unresolvable Identifier

arXiv:2605.01290 · detector doi_compliance · cross_source · 2026-05-19 17:26:56.472309+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1073/pnas.2406465121' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.

Paper page Integrity report arXiv Try DOI

Evidence text

Campbell, I. et al. (2024). Regional response to light illuminance across the human subcortical visual system inferred from 7T fMRI. Proceedings of the National Academy of Sciences of the United States of America, 121(43), e2406465121. doi: 10.1073/pnas.2406465121

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1073/pnas.2406465121",
  "raw_excerpt": "Campbell, I. et al. (2024). Regional response to light illuminance across the human subcortical visual system inferred from 7T fMRI. Proceedings of the National Academy of Sciences of the United States of America, 121(43), e2406465121. doi: 10.1073/pnas.2406465121",
  "ref_index": 7,
  "verdict_class": "cross_source"
}