Paper Citation Record · LEDGER

A survey of C2H, HCN, and C18O in protoplanetary disks

As of 20 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 8 inbound Pith citation observations for arXiv:1904.09315.

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

pith.paper-citation-record.v1
1904.09315 v1

Coverage vector

measured 0 of 0 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links

measured 8 of 8 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-20T06:33:59.587034+00:00

measured 8 of 8 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-14T14:26:47.141305Z

measured 1 of 1 external citation measurements

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

Source: pith, observed 2026-08-05T02:28:24.338817Z

Reference resolution

0 of 0 outbound references displayed

verified exact0
verified fuzzy0
unresolved0
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malformed identifier0
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External citation measurements

100
pith, observed 2026-08-05T02:28:24.338817Z

Outbound references

No outbound reference observations are available for this paper version.

Pith citing papers

Observation a56fdccd-ca9f-454c-b455-b683cc1fdcda · inbound

Systematic Variations of CO Gas Abundance with Radius in Gas-rich Protoplanetary Disks cites this paper.

Systematic Variations of CO Gas Abundance with Radius in Gas-rich Protoplanetary Disks A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 17

Resolution: unresolved; no resolver link, observed 2026-08-14T14:26:47.141305Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 173f07af-bca1-4763-a8cd-3e84a63906df · inbound

Substructures in Planet-Forming Disks with the SKAO cites this paper.

Substructures in Planet-Forming Disks with the SKAO A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 119

Resolution: metadata mismatch; local_arxiv, observed 2026-06-25T19:38:18.090878Z

Source-reported events for the cited work

correction dated 2020-06-25. Source: crossref record 10.3847/1538-4357/ab98f7->10.3847/1538-4357/ab141e:correction, observed 2026-07-11T03:09:27.842208+00:00. This notice travels one citation hop only.

Observation 9ae68b96-3628-4bfe-8087-dce782f6b196 · inbound

Substructures in Planet-Forming Disks with the SKAO cites this paper.

Substructures in Planet-Forming Disks with the SKAO A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 119

Resolution: metadata mismatch; local_arxiv, observed 2026-06-29T05:03:08.924196Z

Source-reported events for the cited work

Observation deb6e202-dbfa-4eb0-af89-b1373c3cd97d · inbound

Chemical Divergence and Water Depletion: Gas Properties of Evolved Upper Scorpius Disks Revealed by JWST/MIRI cites this paper.

Chemical Divergence and Water Depletion: Gas Properties of Evolved Upper Scorpius Disks Revealed by JWST/MIRI A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 205

Resolution: metadata mismatch; local_arxiv, observed 2026-06-29T01:12:56.024745Z

Source-reported events for the cited work

Observation 82b49dc8-7c7d-49b8-ad7f-8754e7e45a82 · inbound

Chemical Divergence and Water Depletion: Gas Properties of Evolved Upper Scorpius Disks Revealed by JWST/MIRI cites this paper.

Chemical Divergence and Water Depletion: Gas Properties of Evolved Upper Scorpius Disks Revealed by JWST/MIRI A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 237

Resolution: verified exact; local_arxiv, observed 2026-07-01T19:06:02.982389Z

Source-reported events for the cited work

Observation 27173a99-4f41-4eb7-b92d-ca42a3452955 · inbound

Ionized gas emission in protoplanetary disks with the SKAO cites this paper.

Ionized gas emission in protoplanetary disks with the SKAO A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 162

Resolution: metadata mismatch; local_arxiv, observed 2026-07-09T06:56:04.098358Z

Source-reported events for the cited work

Observation 4b48999e-02cb-469f-95d3-3c286ef03c14 · inbound

Extending dynamical mass measurements: probing GI as a possible origin of mm-dust spirals cites this paper.

Extending dynamical mass measurements: probing GI as a possible origin of mm-dust spirals A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 137

Resolution: unresolved; no resolver link, observed 2026-08-01T22:01:29.075352Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1753fa22-f9f7-43a1-b589-f1e24fdf7dbf · inbound

A Chemical Inventory of the Disk around the Class 0 Protostar L1527 IRS with ALMA cites this paper.

A Chemical Inventory of the Disk around the Class 0 Protostar L1527 IRS with ALMA A survey of C2H, HCN, and C18O in protoplanetary disks

Reference 152

Resolution: unresolved; no resolver link, observed 2026-08-11T13:55:45.226027Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.