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Paper Citation Record · LEDGER

The arrow of causality and quantum gravity

As of 15 August 2026, this Paper Citation Record lists 16 of 16 outbound references and 7 inbound Pith citation observations for arXiv:1908.04170.

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

pith.paper-citation-record.v1
1908.04170 v1

Coverage vector

measured 16 of 16 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-14T13:57:11.540100Z

measured 23 of 23 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-15T06:32:42.880941+00:00

measured 7 of 7 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-14T05:39:15.707666Z

measured 0 of 1 external citation measurements

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

Source: arxiv_reference, observed 2026-07-03T22:39:02.066033Z

Reference resolution

16 of 16 outbound references displayed

  • verified exact0
  • verified fuzzy14
  • unresolved2
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation fffa14ec-5b8b-497a-aa08-058cf8ce4d79 · outbound

This paper cites Use of causality conditions in quantum theory,.

The arrow of causality and quantum gravity Use of causality conditions in quantum theory,

Reference 1

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.723879Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.486898Z digest=sha256:1b306d5976db5a4775ffdf53977513447b69e85d20b6fe0ea8c4fe355e7ab811

Observation ee79f387-db89-43e0-b7ce-8b59137d9dd3 · outbound

This paper cites an unresolved cited work.

The arrow of causality and quantum gravity Unresolved cited work

Reference 2

Resolution
unresolved
raw_fallback, observed 2026-08-14T13:57:11.713639Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.491324Z digest=sha256:9eb1b0b7cd36b20375463801aa71573ea7bf13b83dd6c14ebf3c556408c6d69b

Observation 8d926bd1-adfe-49ae-b3d4-60f49ad6103c · outbound

This paper cites Negative Metric and the Unitarity of the S Matrix,.

The arrow of causality and quantum gravity Negative Metric and the Unitarity of the S Matrix,

Reference 3

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.703576Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.495930Z digest=sha256:be7a89b23b37cdd36833ce0d474a50ee79dd975ca51c87e51d97e10895b936e5

Observation 986d5523-7572-49d9-bf9e-f1c651f6f8f6 · outbound

This paper cites Acausality.

The arrow of causality and quantum gravity Acausality

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.694019Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.500471Z digest=sha256:bc1048f4732684fa7a336ded465812143baf09595c106343f202a47f804edecb

Observation 38867529-367b-483d-867c-88477ca3f283 · outbound

This paper cites Causality as an emergent macroscopic phenomenon: The Lee-Wick O(N) model,.

The arrow of causality and quantum gravity Causality as an emergent macroscopic phenomenon: The Lee-Wick O(N) model,

Reference 5

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.683616Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.504849Z digest=sha256:85cb22818f8a94b4eeb14a06a672e757ce3601418f2247eff5e9b76d66a91971

Observation 4a2b52ad-c7f9-42ac-b542-238030860607 · outbound

This paper cites laws of physics.

The arrow of causality and quantum gravity laws of physics

Reference 6

Resolution
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raw_fallback, observed 2026-08-14T13:57:11.734040Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.481357Z digest=sha256:0ac59c306e1e1e57c8f66622cea8f8244347de987cede51645c29aed8016cd2d

Observation b4b254e7-bb7b-4903-8613-a04d43ef03b5 · outbound

This paper cites Unitarity, stability and loops of unstable ghosts.

The arrow of causality and quantum gravity Unitarity, stability and loops of unstable ghosts

Reference 7

Resolution
unresolved
no resolver link, observed 2026-08-14T13:57:11.509061Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T13:57:11.509061Z digest=sha256:65ab9cf8f3638de7880d740b525deff094dd1cf12a6ac3b2e0ef0c80580d96e7

Observation c068e9e4-20c2-420b-90b9-283bfa065e70 · outbound

This paper cites General Relativity As An Effective Field Theory: The Leading Quantum Corrections,.

The arrow of causality and quantum gravity General Relativity As An Effective Field Theory: The Leading Quantum Corrections,

Reference 8

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.672979Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.513350Z digest=sha256:5bef8311e0c289bb687899bb9d23671c204cbfe84fa9d891d87eef76170e89e5

Observation cea4e173-e1f1-4a60-ae6a-9c4c35cde6f5 · outbound

This paper cites Light-like Scattering in Quantum Gravity,.

The arrow of causality and quantum gravity Light-like Scattering in Quantum Gravity,

Reference 9

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.661938Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.517028Z digest=sha256:98c7b8172bd2180b164cbac1f9a5fb1f44d8ba996c6ccfb1e266dae82aa98a52

Observation 13bd1908-4cee-4f47-9e34-216bf4dc264f · outbound

This paper cites Causality and gravity.

The arrow of causality and quantum gravity Causality and gravity

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.650686Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.520896Z digest=sha256:77a4061e8906db2e845d3c8866ffceb54b5b321cb86080e4c7383d5b8afe02c0

Observation bcca78f4-6a83-41d2-b9f3-a81225e15801 · outbound

This paper cites Renormalization of Higher Derivative Quantum Gravity,.

The arrow of causality and quantum gravity Renormalization of Higher Derivative Quantum Gravity,

Reference 11

Resolution
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raw_fallback, observed 2026-08-14T13:57:11.638997Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.524815Z digest=sha256:3481134db4708281ceac39ba4ddedfff641ee7ce05ec7503c631e350bf389b9e

Observation a60b8938-9868-4257-b5f1-3da5a26029a8 · outbound

This paper cites Quadratic Gravity,.

The arrow of causality and quantum gravity Quadratic Gravity,

Reference 12

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.626378Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.528067Z digest=sha256:f21005e96c8622eb9beb2606ff7c0424292f56098741b224d818edd097e8e357

Observation 171e2baf-218e-48fb-8b83-cb4a7188910a · outbound

This paper cites Gauge Assisted Quadratic Gravity: A Framework for UV Complete Quantum Gravity,.

The arrow of causality and quantum gravity Gauge Assisted Quadratic Gravity: A Framework for UV Complete Quantum Gravity,

Reference 13

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.615863Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.531128Z digest=sha256:9ff71c7e25a7f0755b475a34643fec6557d8491e252210e78dd1c96c826efb29

Observation 1a77f032-5505-4430-b6db-97535284bd0a · outbound

This paper cites The Asymptotic Safety Scenario in Quantum Gravity,.

The arrow of causality and quantum gravity The Asymptotic Safety Scenario in Quantum Gravity,

Reference 14

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.605368Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.534397Z digest=sha256:b95afab2eb3fbd3e4905c9dda319ad33c9ad7b4ff5ccda7ad16dfa96c8b01bcc

Observation 61294992-f9ca-4e87-be83-1e58ed52ce8b · outbound

This paper cites Ver- tex Displacements for Acausal Particles: Testing the Lee- Wick Standard Model at the LHC,.

The arrow of causality and quantum gravity Ver- tex Displacements for Acausal Particles: Testing the Lee- Wick Standard Model at the LHC,

Reference 15

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.594016Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.537310Z digest=sha256:9f8f4446306d4b5f8d035d1b8b6e93040166216e432539ce2ed6183b42093699

Observation f6e38b94-915a-4cfe-80ed-69525c85d4b7 · outbound

This paper cites Lower Limit for the Energy Derivative of the Scattering Phase Shift,.

The arrow of causality and quantum gravity Lower Limit for the Energy Derivative of the Scattering Phase Shift,

Reference 16

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T13:57:11.582033Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-08-14T13:57:11.540100Z digest=sha256:3bfe695e555487ce486bc3cedc2ae0427341bce24aaefc9ece0f9988985a5d53

Pith citing papers

Observation d19874a0-21ef-4c59-a608-5ee5f20c122f · inbound

The Speed of Gravity cites this paper.

The Speed of Gravity The arrow of causality and quantum gravity

Reference 46

Resolution
unresolved
no resolver link, observed 2026-08-14T05:39:15.707666Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T05:39:15.707666Z digest=sha256:d98e218ec6f36e51e926ea71d8e77b060e1672f04e171b568d0787dcc3c2bc82

Observation bad8b47a-af4a-4d57-ab08-f3190d0dd3e1 · inbound

Conformal Cores of Quantum Black Holes in Quadratic Gravity cites this paper.

Conformal Cores of Quantum Black Holes in Quadratic Gravity The arrow of causality and quantum gravity

Reference 53

Resolution
unresolved
no resolver link, observed 2026-08-12T10:26:35.425315Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T10:26:35.425315Z digest=sha256:08c6724aaec2d6eb382773479f053939377d33fe08a09fbd15d0d4b62ed7687d

Observation 9caf41e9-6e0b-4532-bc8d-94c5e2fab446 · inbound

Remarks on ghost resonances cites this paper.

Remarks on ghost resonances The arrow of causality and quantum gravity

Reference 26

Resolution
unresolved
no resolver link, observed 2026-08-10T21:45:58.212211Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-10T21:45:58.212211Z digest=sha256:39350fe47a1350c590a61f41861665645dbf6143f578d34c5327772af4b4e6ee

Observation e94a2a63-b846-4bdf-ac6d-4fa5e2bca53f · inbound

Fixed points of classical gravity coupled with a Standard-Model-like theory cites this paper.

Fixed points of classical gravity coupled with a Standard-Model-like theory The arrow of causality and quantum gravity

Reference 72

Resolution
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no resolver link, observed 2026-08-04T19:29:06.315366Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-04T19:29:06.315366Z digest=sha256:739e9601d4b220e70d3608633cea916402dab03c8763198e9ffe3b7adfd087ae

Observation 2661f5ff-9cbe-4c93-903c-7ce51b9d0bee · inbound

Unitary Quadratic Quantum Gravity in 4D cites this paper.

Unitary Quadratic Quantum Gravity in 4D The arrow of causality and quantum gravity

Reference 10

Resolution
verified exact
arxiv_id, observed 2026-05-10T01:56:07.539608Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-05-10T01:53:22.973334Z digest=sha256:f8469036563ea4f41571846e31630153c18320927130637c087eec19f72dc5ea

Observation 2909fd9e-cddf-4422-bd80-46079f657a0d · inbound

Asymptotic Quantum Dynamics of Ghost Fields cites this paper.

Asymptotic Quantum Dynamics of Ghost Fields The arrow of causality and quantum gravity

Reference 47

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verified exact
arxiv_id, observed 2026-06-29T13:23:28.892018Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-06-29T10:25:34.699204Z digest=sha256:7932e0d9fa7570563556112ef6f6d4d6196bebdabbcf58973e5a31c2d24cfb9b

Observation 3b71991a-b334-4384-be6b-39be4068bb4e · inbound

Ghosts versus Unstable Particles in Quantum Field Theory cites this paper.

Ghosts versus Unstable Particles in Quantum Field Theory The arrow of causality and quantum gravity

Reference 38

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arxiv_id, observed 2026-07-03T22:39:02.067602Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.

source=pdf_text observed=2026-06-26T23:19:35.751882Z digest=sha256:5ba34e835b6cb303116b50bf449ae5559d0b7accd4fb5cffe75089a586ef66a9