Paper Citation Record · LEDGER

Numerous bow shocks in the outer Helix Nebula

As of 22 August 2026, this Paper Citation Record lists 49 of 49 outbound references and 1 inbound Pith citation observation for arXiv:2608.11443.

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

pith.paper-citation-record.v1
2608.11443 v1

Coverage vector

measured 49 of 49 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-15T14:18:50.330815Z

measured 50 of 50 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-22T06:32:14.747728+00:00

measured 1 of 1 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-15T14:18:49.480820Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-08-15T14:18:51.383467Z

Reference resolution

49 of 49 outbound references displayed

verified exact10
verified fuzzy21
unresolved16
parse uncertain0
malformed identifier0
metadata mismatch2

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 47cd821b-71f7-4e95-bf76-455415aa7699 · outbound

This paper cites Numerous bow shocks in the outer Helix Nebula.

Numerous bow shocks in the outer Helix Nebula Numerous bow shocks in the outer Helix Nebula

Reference 1

Resolution: metadata mismatch; local_arxiv, observed 2026-08-15T14:18:51.452649Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 1adb6efb-c814-467d-b1e9-c361eaf13ba5 · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 2

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.917588Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 5b3759ed-1592-4ea3-9614-a74cccfb10b8 · outbound

This paper cites & Renzini, A.

Numerous bow shocks in the outer Helix Nebula & Renzini, A

Reference 3

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.905239Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 990524e1-9d69-4619-9f10-c9825a4416a0 · outbound

This paper cites J., Sarazin, C.

Numerous bow shocks in the outer Helix Nebula J., Sarazin, C

Reference 4

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.893065Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation cc94aae6-c246-4e6c-961c-7e98acbf08f3 · outbound

This paper cites J., Zijlstra, A.

Numerous bow shocks in the outer Helix Nebula J., Zijlstra, A

Reference 5

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.881750Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 51f12942-3358-4ad3-b418-163dabe283f4 · outbound

This paper cites J.et al.Detached shells as tracers of asymp- totic giant branch–interstellar medium bow shocks.

Numerous bow shocks in the outer Helix Nebula J.et al.Detached shells as tracers of asymp- totic giant branch–interstellar medium bow shocks

Reference 6

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.870186Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 707fb0e0-fc6e-4881-83c3-0fa4a8c00a16 · outbound

This paper cites C.et al.A turbulent wake as a tracer of 30,000 years of mira’s mass loss history.Nature448, 780–783 (2007).

Numerous bow shocks in the outer Helix Nebula C.et al.A turbulent wake as a tracer of 30,000 years of mira’s mass loss history.Nature448, 780–783 (2007)

Reference 7

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.857142Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 4893488b-a771-4186-953c-247676af0634 · outbound

This paper cites A far-infrared survey of bow shocks and detached shells around AGB stars and red supergiants.

Numerous bow shocks in the outer Helix Nebula A far-infrared survey of bow shocks and detached shells around AGB stars and red supergiants

Reference 8

Resolution: unresolved; no resolver link, observed 2026-08-15T14:18:49.587431Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 613547f7-dd04-404f-b257-41d361d18620 · outbound

This paper cites I., McKee, C.

Numerous bow shocks in the outer Helix Nebula I., McKee, C

Reference 9

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.845327Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 5221aa4a-1f3e-4c1a-bf10-b4c39d178a42 · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 10

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.832415Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation a0252c2a-53df-48f4-87f2-1c1ddb9d4382 · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 11

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.821322Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 12f1a0eb-9dd8-4053-a15a-9cd2e38eabe5 · outbound

This paper cites Unraveling the Helix Nebula: Its Structure and Knots.

Numerous bow shocks in the outer Helix Nebula Unraveling the Helix Nebula: Its Structure and Knots

Reference 12

Resolution: unresolved; no resolver link, observed 2026-08-15T14:18:49.673633Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 0c31ef4c-221e-42ec-8fef-e13e4ede3aad · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 13

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.811519Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation dce5fa84-9d68-4688-908e-8d51539631b1 · outbound

This paper cites Discovery of a halo around the Helix Nebula NGC 7293 in the WISE all-sky survey.

Numerous bow shocks in the outer Helix Nebula Discovery of a halo around the Helix Nebula NGC 7293 in the WISE all-sky survey

Reference 14

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:51.347082Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 28e330e3-8c28-460a-a7c3-122cd87a5856 · outbound

This paper cites L., Latter, W.

Numerous bow shocks in the outer Helix Nebula L., Latter, W

Reference 15

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.800114Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 37a9c203-c6fb-480d-a947-a018460cebd5 · outbound

This paper cites The bow-shock and high-speed jet in the faint, 40 arcmin diameter, outer halo of the evolved Helix planetary nebula (NGC 7293).

Numerous bow shocks in the outer Helix Nebula The bow-shock and high-speed jet in the faint, 40 arcmin diameter, outer halo of the evolved Helix planetary nebula (NGC 7293)

Reference 16

Resolution: unresolved; no resolver link, observed 2026-08-15T14:18:49.743112Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation e45fc450-160a-43ba-8b2b-22beb812f728 · outbound

This paper cites M.et al.Realizing the potential of the Dragonfly Spectral Line Mapper: calibration methods and on-sky performance.

Numerous bow shocks in the outer Helix Nebula M.et al.Realizing the potential of the Dragonfly Spectral Line Mapper: calibration methods and on-sky performance

Reference 17

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.787697Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation dd7f9440-43b0-4b97-b483-309b3937679a · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 18

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.774948Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation aeea8ed4-5a90-4238-8b77-69b0c963a8c2 · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 19

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.764801Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation b785ea77-4979-46eb-a1cd-fa4a0a84ae96 · outbound

This paper cites D., Libert, Y ., G´erard, E., Le Bertre, T.

Numerous bow shocks in the outer Helix Nebula D., Libert, Y ., G´erard, E., Le Bertre, T

Reference 20

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.753111Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation c38b20ee-c96f-4b6b-b970-043879e079cd · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 21

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.740654Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation eb58a368-2e4e-4724-bd4d-9d69daa2f2ef · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 22

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.728060Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 89b537a3-9d96-428d-b08c-1e064b19f286 · outbound

This paper cites & Olofsson, H.

Numerous bow shocks in the outer Helix Nebula & Olofsson, H

Reference 23

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.715788Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 63fd3626-a7fe-4e76-a367-3c63a078ad36 · outbound

This paper cites & Frank, A.

Numerous bow shocks in the outer Helix Nebula & Frank, A

Reference 24

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.703731Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation f9516705-dce6-4866-bcf8-45d3247b3912 · outbound

This paper cites Hst imaging of proto-planetary nebulae and very young planetary nebulae—towards a new under- standing of their formation.

Numerous bow shocks in the outer Helix Nebula Hst imaging of proto-planetary nebulae and very young planetary nebulae—towards a new under- standing of their formation

Reference 25

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.692765Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 8c8d76ae-fd66-49c6-a2a5-cc2ff31b4e7c · outbound

This paper cites & S´anchez Contreras, C.

Numerous bow shocks in the outer Helix Nebula & S´anchez Contreras, C

Reference 26

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.681425Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation f5aeff3e-f030-4bf0-98e7-3268f0bcdc84 · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 27

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.669144Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation e0763344-8584-4646-b714-6b8bd110fb47 · outbound

This paper cites True versus apparent shapes of bow shocks.

Numerous bow shocks in the outer Helix Nebula True versus apparent shapes of bow shocks

Reference 28

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:51.293770Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 3049e55c-b6ec-4eca-96c7-931dc4b7466c · outbound

This paper cites W., Dyson, J.

Numerous bow shocks in the outer Helix Nebula W., Dyson, J

Reference 29

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.656459Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 8ce87801-b774-4e10-bcb9-f08ef8085b53 · outbound

This paper cites M., Hartquist, T.

Numerous bow shocks in the outer Helix Nebula M., Hartquist, T

Reference 30

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.644122Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 0b87d575-ea2e-4da7-820a-fca56a375db8 · outbound

This paper cites Fuel Efficient Galaxies: Sustaining Star Formation with Stellar Mass Loss.

Numerous bow shocks in the outer Helix Nebula Fuel Efficient Galaxies: Sustaining Star Formation with Stellar Mass Loss

Reference 31

Resolution: unresolved; no resolver link, observed 2026-08-15T14:18:50.012904Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 1abd330c-0622-47d7-a0a1-a515f683923f · outbound

This paper cites An HI Imaging Survey of Asymptotic Giant Branch Stars.

Numerous bow shocks in the outer Helix Nebula An HI Imaging Survey of Asymptotic Giant Branch Stars

Reference 32

Resolution: unresolved; no resolver link, observed 2026-08-15T14:18:50.070029Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5395cb4b-f85e-4038-b5e1-64641013a0f8 · outbound

This paper cites W., Veeravalli, G.

Numerous bow shocks in the outer Helix Nebula W., Veeravalli, G

Reference 33

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.632069Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation d8cf43d8-6953-451e-96dd-0e3a0c3c0ebd · outbound

This paper cites The Enrichment of the Intergalactic Medium with Adiabatic Feedback I: Metal Cooling and Metal Diffusion.

Numerous bow shocks in the outer Helix Nebula The Enrichment of the Intergalactic Medium with Adiabatic Feedback I: Metal Cooling and Metal Diffusion

Reference 34

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:51.137178Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation b36ce006-ee31-4933-b5f8-7864a27e2b6c · outbound

This paper cites F., Dav ´e, R.

Numerous bow shocks in the outer Helix Nebula F., Dav ´e, R

Reference 35

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.619012Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 97ec9b2a-a316-4023-b936-e14f09705cb9 · outbound

This paper cites J., Bachiller, R., Cox, P.

Numerous bow shocks in the outer Helix Nebula J., Bachiller, R., Cox, P

Reference 36

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.606090Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 3808ad7d-49ad-4b74-9615-00765135183f · outbound

This paper cites High Resolution CO and H2 Molecular Line Imaging of a Cometary Globule in the Helix Nebula.

Numerous bow shocks in the outer Helix Nebula High Resolution CO and H2 Molecular Line Imaging of a Cometary Globule in the Helix Nebula

Reference 37

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:51.028454Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 59c73b54-20ac-4a4d-b748-28f85da7f3cb · outbound

This paper cites Knots in the Helix Nebula found in H2.

Numerous bow shocks in the outer Helix Nebula Knots in the Helix Nebula found in H2

Reference 38

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:50.917276Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 87c43c5f-dc00-4990-9597-ad20d1c8c5fd · outbound

This paper cites Infrared Observations of The Helix Planetary Nebula.

Numerous bow shocks in the outer Helix Nebula Infrared Observations of The Helix Planetary Nebula

Reference 39

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:50.788235Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation e66153d6-18bf-4b95-abd1-f303e89a8583 · outbound

This paper cites Evolution of planetary nebulae.

Numerous bow shocks in the outer Helix Nebula Evolution of planetary nebulae

Reference 40

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.592999Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation cbe23366-5b43-467b-9c9a-e1a7c8ccda7a · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 41

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.579755Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 2cf2acf4-bc5f-4cf4-b5dc-7249caa8a2d2 · outbound

This paper cites R., Corradi, R.

Numerous bow shocks in the outer Helix Nebula R., Corradi, R

Reference 42

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.567600Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 9162594a-1cfd-4067-871b-48137f621cc4 · outbound

This paper cites an unresolved cited work.

Numerous bow shocks in the outer Helix Nebula Unresolved cited work

Reference 43

Resolution: unresolved; raw_fallback, observed 2026-08-15T14:18:51.552687Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 126f1f74-d3d1-404b-90e4-ff21adccb525 · outbound

This paper cites C., van Hoof, P.

Numerous bow shocks in the outer Helix Nebula C., van Hoof, P

Reference 44

Resolution: verified fuzzy; raw_fallback, observed 2026-08-15T14:18:51.540068Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 0bacc3b0-c40e-439a-8976-d817588a1d58 · outbound

This paper cites A robust and simple method for filling in masked data in astronomical images.

Numerous bow shocks in the outer Helix Nebula A robust and simple method for filling in masked data in astronomical images

Reference 45

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:50.770111Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 468f3365-d291-4e45-82b8-116d52dde6fe · outbound

This paper cites Tidal Distortions in NGC1052-DF2 and NGC1052-DF4: Independent Evidence for a Lack of Dark Matter.

Numerous bow shocks in the outer Helix Nebula Tidal Distortions in NGC1052-DF2 and NGC1052-DF4: Independent Evidence for a Lack of Dark Matter

Reference 46

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:50.673026Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation d3965ffc-4e85-4aec-8006-b6769bc60ce7 · outbound

This paper cites Dialogue Concerning the Two Shock Codes.

Numerous bow shocks in the outer Helix Nebula Dialogue Concerning the Two Shock Codes

Reference 47

Resolution: verified exact; local_arxiv, observed 2026-08-15T14:18:50.650396Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 74412a57-8890-4836-9075-a0f4515c6733 · outbound

This paper cites dfreproject: A Python package for astronomical reprojection.

Numerous bow shocks in the outer Helix Nebula dfreproject: A Python package for astronomical reprojection

Reference 48

Resolution: metadata mismatch; local_arxiv, observed 2026-08-15T14:18:50.563182Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Observation 439345fb-5e39-4f5f-93c9-ee1d1a164a9c · outbound

This paper cites As discussed in the main text, we use the parabola as the fiducial profile, and take the rms ranges inR c andR 0 from the four fits as uncertainties.

Numerous bow shocks in the outer Helix Nebula As discussed in the main text, we use the parabola as the fiducial profile, and take the rms ranges inR c andR 0 from the four fits as uncertainties

Reference 49

Resolution: verified exact; doi, observed 2026-08-15T14:18:50.480528Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.

Pith citing papers

Observation 47cd821b-71f7-4e95-bf76-455415aa7699 · inbound