Paper Citation Record · LEDGER

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture

As of 5 August 2026, this Paper Citation Record lists 36 of 36 outbound references and 0 inbound Pith citation observations for arXiv:2606.06987.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
2606.06987 v1

Coverage vector

measured 36 of 36 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-06-27T21:59:29.534156Z

measured 36 of 36 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-05T06:32:48.257954+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: cited_works

Reference resolution

36 of 36 outbound references displayed

verified exact2
verified fuzzy0
unresolved34
parse uncertain0
malformed identifier0
metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 3e8127ac-abe5-43c8-9f3c-697319ec1909 · outbound

This paper cites Babai and B.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Babai and B

Reference 1

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation e1c18d2c-8114-4034-acf5-9082dbe12902 · outbound

This paper cites Byrne, D.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Byrne, D

Reference 2

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 36337fe1-1011-4631-b2d4-6f886a25dd99 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 3

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c802850e-78cf-4035-95e5-1a270523dd85 · outbound

This paper cites Chen, A.-M.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Chen, A.-M

Reference 4

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5ede14dc-02b7-4ec6-9ef1-9706add14a0d · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 5

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c127739a-163d-4369-a4e4-212d23a8adea · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 6

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c70d461b-0a6f-4cc9-890b-02f48751ee71 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 7

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ba9c62d6-3cdb-48af-883c-edea5a885153 · outbound

This paper cites Dvořák and B.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Dvořák and B

Reference 8

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 40327088-7b71-47b8-bb22-8a9b1712ca28 · outbound

This paper cites Erdős and T.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Erdős and T

Reference 9

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1ce94e73-38de-45c6-9a12-7ae19079b525 · outbound

This paper cites Füredi and M.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Füredi and M

Reference 10

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 38dfb23b-567b-4583-9041-eef3fd9372cb · outbound

This paper cites Li and B.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Li and B

Reference 11

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 60668811-1269-4b95-99ed-9c27933d7d8b · outbound

This paper cites Li and B.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Li and B

Reference 12

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d11cfa16-18cf-4495-ac55-c8266759b7b2 · outbound

This paper cites Li and Y.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Li and Y

Reference 13

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 338772b8-a10f-4560-9f53-6fb2d17e358f · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 14

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b42f51d9-6b8f-4de8-b030-c5248cd8ad53 · outbound

This paper cites Unsolved problems in spectral graph theory.Operations Research Transactions, 27(4):33–60, 2023.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unsolved problems in spectral graph theory.Operations Research Transactions, 27(4):33–60, 2023

Reference 15

Resolution: verified exact; arxiv_id, observed 2026-07-02T17:37:14.392942Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-05T06:32:48.257954+00:00.

Observation 5e20a5dc-88e9-4e54-9f5b-733f64dd0ef9 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 16

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 54e2024f-01d3-41d7-8918-185803edc4cf · outbound

This paper cites Nikiforov.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Nikiforov

Reference 17

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation dcd81240-760b-40d9-a778-c47e528d26be · outbound

This paper cites Nikiforov.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Nikiforov

Reference 18

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 738207c1-fda1-495c-a864-1b7d78f28123 · outbound

This paper cites Nikiforov.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Nikiforov

Reference 19

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 601f9c1c-0f1e-4eae-a62c-95a568fe4649 · outbound

This paper cites Nikiforov.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Nikiforov

Reference 20

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c5ebf90e-d333-4086-9563-7e6fa72fba36 · outbound

This paper cites Nikiforov and X.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Nikiforov and X

Reference 21

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 50aa4859-5eb3-4b3c-addf-d36244672279 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 22

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6de68280-aad9-465c-9aea-d65f1bcf6885 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 23

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 00544833-d0e1-46fb-a504-6e40e684e4aa · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 24

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 8f07deba-5165-431b-bfb6-3cd756e692c2 · outbound

This paper cites Tait and J.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Tait and J

Reference 25

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 55419f83-32cf-4d08-ae99-fc7ddd37364f · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 26

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1713ec2d-67ee-42aa-ba0c-a1d15b2c752a · outbound

This paper cites Verstraëte.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Verstraëte

Reference 27

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation e93a07c3-0b1c-4383-81bf-8abafa64c64a · outbound

This paper cites Verstraëte.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Verstraëte

Reference 28

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 98fded88-77e4-437c-ab22-d94696a15a07 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 29

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ea7caacc-9af1-43bb-ae8e-f5cdfb8ca4d9 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 30

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 31151613-71d2-4c00-b614-4fc85e6deebc · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 31

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c5e5110d-b9d4-424a-b785-d0cac2190168 · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 32

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c636e78d-8d1d-407d-99c3-780dea5309b1 · outbound

This paper cites Spectralextremaofgraphs: Forbiddenhexagon.Discrete Math., 343(10):112028, 2020.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Spectralextremaofgraphs: Forbiddenhexagon.Discrete Math., 343(10):112028, 2020

Reference 33

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 9466d972-40ea-42ca-8282-dd0822a182fd · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 34

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation af96b1bd-9b48-4329-bbbb-fd0539916f8b · outbound

This paper cites an unresolved cited work.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Unresolved cited work

Reference 35

Resolution: unresolved; no resolver link, observed 2026-06-27T21:59:29.534156Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 9e45f463-4f7c-4289-b1a7-8809e1d2da2b · outbound

This paper cites Spectral skeletons and applications.

Tight Bound for Nikiforov's Spectral Even-Cycle Conjecture Spectral skeletons and applications

Reference 36

Resolution: verified exact; arxiv_id, observed 2026-07-02T17:37:14.392204Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-05T06:32:48.257954+00:00.

Pith citing papers

No inbound Pith citation observations are available.