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Paper Citation Record · LEDGER

A car as parabolic geometry

As of 16 August 2026, this Paper Citation Record lists 21 of 21 outbound references and 1 inbound Pith citation observation for arXiv:1908.01169.

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

pith.paper-citation-record.v1
1908.01169 v2

Coverage vector

measured 21 of 21 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-14T15:32:47.570483Z

measured 22 of 22 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00

measured 1 of 1 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-14T13:46:39.730302Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-08-14T13:46:39.934054Z

Reference resolution

21 of 21 outbound references displayed

  • verified exact0
  • verified fuzzy9
  • unresolved12
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 9ec7d502-64ec-42f7-9553-798b6cada7e7 · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 1

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.890618Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.485560Z digest=sha256:17e655245a50d8aefbe91ca5ebeb821aac4c0f605927a2604c3778a4f6b28e27

Observation 91bc6da2-ee03-4167-b310-f27cb40060c7 · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 2

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.876571Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.490478Z digest=sha256:c1091903c13450676ee5a478c5f53f4d2cff8642a7b2d0f64114e29a8b07c296

Observation 4a4096f1-ee72-4447-8221-5af44e7abea1 · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 3

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.864185Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.494950Z digest=sha256:30587dd860497c82939e2eab3ed97d97318034ee8357fcdbb00b52289041b2c1

Observation e8e1f1ba-364d-44b0-9624-1e9ec6d3e550 · outbound

This paper cites Cartan, (1893) Sur la structure des groupes simples finis et continus,C.

A car as parabolic geometry Cartan, (1893) Sur la structure des groupes simples finis et continus,C

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.852286Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.499113Z digest=sha256:f0a756537867bd2bd289084330f3f118383016445b6028443fdfa0d6bf8492e3

Observation 6c4c0bf2-3cc6-4440-876c-394194ed2014 · outbound

This paper cites Cartan, (1924) Sur les varietes a connection projective,Bull.

A car as parabolic geometry Cartan, (1924) Sur les varietes a connection projective,Bull

Reference 5

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.839498Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.503286Z digest=sha256:da08f5b5714766585205bc7e99c3ef902c685525882b337314b3c2bca15015b4

Observation 01cb4e74-cd10-4432-8563-d034fe53276d · outbound

This paper cites Cartan (1941) La geometria de las ecuaciones diferenciales de tercer ordenRev.

A car as parabolic geometry Cartan (1941) La geometria de las ecuaciones diferenciales de tercer ordenRev

Reference 6

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.824440Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.507446Z digest=sha256:36f8b2aee8c64cc326c863d52e99df97c835bd151ef9d87e4a792cb0fdc8e978

Observation 227ccd2a-f08f-4bc4-8c59-8e9c2688167b · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 7

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.807921Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.513092Z digest=sha256:51b2c8c450d15103627a53667b0b359d9c5e649f69400389b78d803cbb57fb59

Observation 75ddaae6-bb0c-45d8-8482-ee1a1cb1425a · outbound

This paper cites Aerobatics of flying saucers.

A car as parabolic geometry Aerobatics of flying saucers

Reference 8

Resolution
unresolved
no resolver link, observed 2026-08-14T15:32:47.517314Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:32:47.517314Z digest=sha256:de0b37a91853604e349d72bb3b322b905264adf394556b14be6b8fa90d3c0b88

Observation 81e4242d-092d-4d10-a3bb-788e8953ca18 · outbound

This paper cites Aerodynamics of flying saucers.

A car as parabolic geometry Aerodynamics of flying saucers

Reference 9

Resolution
unresolved
no resolver link, observed 2026-08-14T15:32:47.521764Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:32:47.521764Z digest=sha256:00c595c2f6ebf1ed9f35d08c77afb1f79b345a291935a28da303871c912ebb85

Observation c3bb2034-7a48-4873-9cfd-541e68ff685f · outbound

This paper cites Engel, (1893) Sur un groupe simple a quatorze parametres,C.

A car as parabolic geometry Engel, (1893) Sur un groupe simple a quatorze parametres,C

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.794576Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.526097Z digest=sha256:518a1ae84e812b6d52fda35f102325539421a0724f0134f6f7a2cb188e33a55f

Observation eaedab6d-c724-42cd-b24a-9db5a1bca913 · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 11

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.780586Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.530205Z digest=sha256:c49bab0f2d95429f4829b44b7c0aad8927cfa9078e605db9074d4a2d5818e940

Observation 24aa078e-cec4-49b0-a975-d220ea054e94 · outbound

This paper cites Contact Projective Structures.

A car as parabolic geometry Contact Projective Structures

Reference 12

Resolution
unresolved
no resolver link, observed 2026-08-14T15:32:47.534098Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:32:47.534098Z digest=sha256:869ebc7463044148eab8da456f50cc8722c678fe93fac9d2a3dc927b6d8da5b6

Observation 0affc1cd-eca5-4c2d-8558-bde70b5b82bb · outbound

This paper cites Godliński, (2008)Geometry of third order ordinary differential equations and its applications in General Relativity, PhD thesis, Faculty of Physics, University of Warsaw.

A car as parabolic geometry Godliński, (2008)Geometry of third order ordinary differential equations and its applications in General Relativity, PhD thesis, Faculty of Physics, University of Warsaw

Reference 13

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.766961Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.538479Z digest=sha256:340ece0867ff53af04c941f5304432e1e25d07fdb3e4874a05395862fe766403

Observation 7f14aa5f-6628-4585-9e34-5c804fbefa22 · outbound

This paper cites Geometry of third-order ODEs.

A car as parabolic geometry Geometry of third-order ODEs

Reference 14

Resolution
unresolved
no resolver link, observed 2026-08-14T15:32:47.542494Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:32:47.542494Z digest=sha256:6f7dc1746e918cd0a11fdce9538f01b49de921c5738f99d84ffac0ec340aeb14

Observation 5e3e2abd-39fd-419f-920b-f79750cbc6e0 · outbound

This paper cites Gutt, Projective geometry of simple nonholonomic models, Colloquium at CFT PAS , 24 January 2014, https://www.youtube.com/watch?v=4LV3J_mPUAI.

A car as parabolic geometry Gutt, Projective geometry of simple nonholonomic models, Colloquium at CFT PAS , 24 January 2014, https://www.youtube.com/watch?v=4LV3J_mPUAI

Reference 15

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.751954Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.546588Z digest=sha256:258a0e0a94419026cb12aebbf3d832f624254c7c29f6d4801fde572292a08c00

Observation 4cfca4d6-d969-4e8d-87c8-ceb8295f81ae · outbound

This paper cites Helgason, Sophus Lie, the mathematician, InProceedings Sophus Lie Memorial Conference, Oslo 1992, O.

A car as parabolic geometry Helgason, Sophus Lie, the mathematician, InProceedings Sophus Lie Memorial Conference, Oslo 1992, O

Reference 16

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.739316Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.550254Z digest=sha256:91c16837b9152e7f5a5a5df7ed74ef57ecc77a43f3d96067d3b3495b5a6ae021

Observation 494c46b6-ebce-4875-8c30-787ba65513c0 · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 17

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.717024Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.554214Z digest=sha256:2bcd92091a32893bf1cf399663688afa4315504830fad738f7a4072bbab1e0b8

Observation 0a1890ee-8c9a-477d-8218-20683fa8169e · outbound

This paper cites an unresolved cited work.

A car as parabolic geometry Unresolved cited work

Reference 18

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:32:47.704851Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.558119Z digest=sha256:ca6d29be225803b5af2ba552493788771d83560150c3c6652acfbc5232292cf2

Observation ab887b91-278f-4b21-803b-cca6398394b1 · outbound

This paper cites Pansu, (1989), Métriques de Carnot-Carathéodory et quasiisométries des espaces symétriques de rang un,Annals of Mathematics, Second Series,129 (1): 1 – 60.

A car as parabolic geometry Pansu, (1989), Métriques de Carnot-Carathéodory et quasiisométries des espaces symétriques de rang un,Annals of Mathematics, Second Series,129 (1): 1 – 60

Reference 19

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.691237Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.562166Z digest=sha256:2f445627adb309b9cc9cd47af238810aa34618c21e9e9bd6e119153e7cbe88f0

Observation aa98b6c3-1591-4c7e-b8dd-0de3dacdcef3 · outbound

This paper cites Penrose, (1967), Twistor algebra,J.

A car as parabolic geometry Penrose, (1967), Twistor algebra,J

Reference 20

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:32:47.676282Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:32:47.566107Z digest=sha256:fa0fe6b8e793526dff395e25e758fd168c222192e6048b3e50bd236bb1975a49

Observation 50a7eb35-e8c6-4048-ade0-0827baf04f37 · outbound

This paper cites (1990).Twistor Geometry and Field Theory(Cambridge Monographs on Mathematical Physics).

A car as parabolic geometry (1990).Twistor Geometry and Field Theory(Cambridge Monographs on Mathematical Physics)

Reference 21

Resolution
unresolved
no resolver link, observed 2026-08-14T15:32:47.570483Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:32:47.570483Z digest=sha256:6564d74a186c735432976051df94c7a6def0e84d0c592e9803af31a1e9e98d9d

Pith citing papers

Observation 27b631bd-e13e-4d3b-9f75-db22e8f05aa0 · inbound

On certain classes of $Sp(2,R)$ symmetric $G_2$ structures cites this paper.

On certain classes of $Sp(2,R)$ symmetric $G_2$ structures A car as parabolic geometry

Reference 31

Resolution
verified exact
local_arxiv, observed 2026-08-14T13:46:39.939981Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=arxiv_source observed=2026-08-14T13:46:39.730302Z digest=sha256:63321199efa6963b219d0a782dd5923007f32723b4065eaa721818f0fd6fff33