Unresolvable Identifier

arXiv:2605.04958 · detector doi_compliance · cross_source · 2026-05-19 13:59:39.567988+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1109/tmtt.2011.2178851' 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

M. Jacob, S. Priebe, R. Dickhoff, T. Kleine-Ostmann, T. Schrader, and T. Kurner, “Diffraction in mm and sub-mm wave indoor propagation channels,”IEEE Transactions on Microwave Theory and Techniques, vol. 60, pp. 833–844, Mar. 2012. doi: 10.1109/TMTT.2011.2178851

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1109/tmtt.2011.2178851",
  "raw_excerpt": "M. Jacob, S. Priebe, R. Dickhoff, T. Kleine-Ostmann, T. Schrader, and T. Kurner, \u201cDiffraction in mm and sub-mm wave indoor propagation channels,\u201dIEEE Transactions on Microwave Theory and Techniques, vol. 60, pp. 833\u2013844, Mar. 2012. doi: 10.1109/TMTT.2011.2178851",
  "ref_index": 16,
  "verdict_class": "cross_source"
}