Unresolvable Identifier

arXiv:2605.08821 · detector doi_compliance · cross_source · 2026-05-19 10:48:38.438969+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1088/0034-4885/79/7/076401/meta' 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

H. Chen, A. Taylor, N. Y.-R. on progress in physics, and undefined 2016, “A review of metasurfaces: physics and applications,” iopscience.iop.orgHT Chen, AJ Taylor, N YuReports on progress in physics, 2016•iopscience.iop.org, doi: 10.1088/0034-4885/79/7/076401/META

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1088/0034-4885/79/7/076401/meta",
  "raw_excerpt": "H. Chen, A. Taylor, N. Y.-R. on progress in physics, and undefined 2016, \u201cA review of metasurfaces: physics and applications,\u201d iopscience.iop.orgHT Chen, AJ Taylor, N YuReports on progress in physics, 2016\u2022iopscience.iop.org, doi: 10.1088/0034-4885/79/7/076401/META",
  "ref_index": 16,
  "verdict_class": "cross_source"
}