Paper Citation Record · LEDGER

Massless graviton in de Sitter as second sound in two-fluid hydrodynamics

As of 15 July 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:2601.00639.

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

Coverage vector

measured 0 of 0 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links

measured 2 of 2 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-07-15T06:30:58.975436+00:00

measured 2 of 2 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-06-30T17:36:26.535332Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-07-01T15:05:48.384539Z

0 of 0 outbound references displayed

External citation measurements

No source-named external measurement is stored.

No outbound reference observations are available for this paper version.

Observation 2020f571-e07a-4f9c-9cd8-c4bf4deba010 · inbound

Reference 30

Resolution: verified exact; local_arxiv, observed 2026-05-21T03:54:31.347221Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-07-15T06:30:58.975436+00:00.

Observation 03560358-4920-4a86-868c-26ace92aafe5 · inbound

Reference 44

Resolution: verified exact; local_arxiv, observed 2026-07-01T15:05:48.385715Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-07-15T06:30:58.975436+00:00.