Unresolvable Identifier

arXiv:2604.26651 · detector doi_compliance · cross_source · 2026-05-19 19:57:00.621607+00:00

critical doi_compliance unresolvable_identifier

Identifier '10.5555/1795114.1795167' 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

BPR: Bayesian Personalized Ranking from Implicit Feedback. InProceedings of the 25th Conference on Uncertainty in Artificial Intelligence (UAI ‘09). AUAI Press, Montreal, Canada, 452–461. doi:10.5555/1795114.1795167

Evidence payload

{
  "arxiv_id": null,
  "checked_sources": [
    "crossref_by_doi",
    "openalex_by_doi",
    "doi_org_head"
  ],
  "doi": "10.5555/1795114.1795167",
  "raw_excerpt": "BPR: Bayesian Personalized Ranking from Implicit Feedback. InProceedings of the 25th Conference on Uncertainty in Artificial Intelligence (UAI \u201809). AUAI Press, Montreal, Canada, 452\u2013461. doi:10.5555/1795114.1795167",
  "ref_index": 37,
  "verdict_class": "cross_source"
}