Recoverable Identifier

arXiv:2604.20802 · detector doi_compliance · incontrovertible · 2026-05-20 01:34:26.386393+00:00

advisory doi_compliance recoverable_identifier

DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.24414/qnza-ac80.Published) was visible in the surrounding text but could not be confirmed against doi.org as printed.

Paper page Integrity report arXiv Try DOI

Evidence text

ADS. Clette, F., Lef` evre, L.: 2015,SILSO Sunspot Number V2.0, https://doi.org/10.24414/qnza- ac80. Published by WDC SILSO - Royal Observatory of Belgium (ROB). DOI. Covington, A.E.: 1947, Micro-Wave Solar Noise Observations During the Partial Eclipse of November 23, 1946.Nature159,

Evidence payload

{
  "printed_excerpt": "ADS. Clette, F., Lef` evre, L.: 2015,SILSO Sunspot Number V2.0, https://doi.org/10.24414/qnza- ac80. Published by WDC SILSO - Royal Observatory of Belgium (ROB). DOI. Covington, A.E.: 1947, Micro-Wave Solar Noise Observations During the Par",
  "reconstructed_doi": "10.24414/qnza-ac80.Published",
  "ref_index": 8,
  "resolved_title": null,
  "verdict_class": "incontrovertible"
}