Unresolvable Identifier

arXiv:2604.22672 · detector doi_compliance · cross_source · 2026-05-19 23:45:35.994489+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.1021/acs.iecr.8b06474/asset/images/medium/ie-2018-06474p_0015.gif' 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

A. Marquez-Ruiz, M. Loonen, M. B. Saltlk, L. Özkan, Model Learning Predictive Control for Batch Processes: A Reactive Batch Distillation Column Case Study, Industrial and Engineering Chemistry Research 58 (30) (2019) 13737–13749 . doi:10.1021/ACS.IECR.8B06474/ASSET/IMAGES/MEDIUM/IE-2018-06474P_0015.GIF

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.1021/acs.iecr.8b06474/asset/images/medium/ie-2018-06474p_0015.gif",
  "raw_excerpt": "A. Marquez-Ruiz, M. Loonen, M. B. Saltlk, L. \u00d6zkan, Model Learning Predictive Control for Batch Processes: A Reactive Batch Distillation Column Case Study, Industrial and Engineering Chemistry Research 58 (30) (2019) 13737\u201313749 . doi:10.1021/ACS.IECR.8B06474/ASSET/IMAGES/MEDIUM/IE-2018-06474P_0015.GIF",
  "ref_index": 8,
  "verdict_class": "cross_source"
}