Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-06T12:43:59.298781Z
Paper Citation Record · LEDGER
As of 18 August 2026, this Paper Citation Record lists 58 of 58 outbound references and 0 inbound Pith citation observations for arXiv:2507.21551.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-06T12:43:59.298781Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-18T06:34:40.430872+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links
A source-named dated measurement, never combined with another source.
Source: cited_works
58 of 58 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 8481a60c-13dd-4ffe-8cfa-cf0899f6430a · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2019, ApJL, 878, L31, doi: 10.3847/2041-8213/ab2467
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 4feecd93-daf2-4229-b742-5d96aabb11a1 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Spectroscopic age estimates for APOGEE red-giant stars: Precise spatial and kinematic trends with age in the Galactic disc
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 5d94612a-a488-4c63-b4ed-4ff094e1dd3a · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 3
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a774a2de-0400-436d-9863-644d7efd3bb8 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2023, MNRAS, doi: 10.1093/mnras/stad3244
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation e4e6fce9-4151-4406-84ba-9b95d6baf5ce · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2008, A&A, 490, 135, doi: 10.1051/0004-6361:200809519
Reference 5
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fa4c11a1-0afd-45b6-bb27-01172171dbf5 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2018, Nature, 561, 360, doi: 10.1038/s41586-018-0510-7
Reference 6
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 89ba8db5-1848-4005-b02f-6058700f5e58 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2019, MNRAS, 482, 1417, doi: 10.1093/mnras/sty2813
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e06f022e-2ab7-4024-a39f-a828e51cf639 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 1992, ARA&A, 30, 51, doi: 10.1146/annurev.aa.30.090192.000411
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 73a3ca33-a9dd-40cc-8925-3bb35348156a · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2021, MNRAS, 504, 3168, doi: 10.1093/mnras/stab704
Reference 9
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ecde0b05-d893-401b-9cc3-0ba43610265e · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy L., Rix, H.-W., et al
Reference 10
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e0d08a1d-7306-4728-849d-d3e180c446b5 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy L., DeLaunay, J., Newberg, H
Reference 11
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 46c05c9d-3ea0-4b8c-b848-2702fbda9d35 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2019, Nature Astronomy, 3, 320, doi: 10.1038/s41550-018-0686-7
Reference 12
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4c38506a-dcbe-482b-8b9d-be5a2d86aee5 · outbound
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation f22fd9db-6033-4756-86bb-687478da50b9 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2008, A&A, 483, 401, doi: 10.1051/0004-6361:200809413
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation fb549629-c6b6-447a-8689-e66d24d053d9 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2024, MNRAS, 527, 4505, doi: 10.1093/mnras/stad3344
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5b9df5cc-aeb6-4bf3-a4c5-0dee2bfa332f · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 1999, ApJL, 524, L35, doi: 10.1086/312299
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 947e4fc6-ab2f-4f0e-9f48-32334c29a1bc · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy J., Liu, C., et al
Reference 17
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9b4414e9-302f-4b1c-8efc-56e853b9931d · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 18
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 01ae52e8-8ad2-4385-8c9a-6826ce0b1a32 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Abundance gradients along the Galactic disc from chemical evolution models
Reference 19
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 56a27220-40ee-4f46-b990-2ae4df2864a7 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy D., Di Matteo, P., et al
Reference 20
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f06b6a55-9021-4d7b-8730-2c99ae4c9372 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy C., & Zhang, H
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 5944cee8-3155-44f0-9632-af2bb689003c · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2015, Research in Astronomy and Astrophysics, 15, 1240, doi: 10.1088/1674-4527/15/8/010
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation fe1d29da-58cf-48e8-9a9e-560b52b01a0a · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2024, Nature Astronomy, 8, 1294, doi: 10.1038/s41550-024-02309-5 J¨ onsson, H., Holtzman, J
Reference 23
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 203d6b71-2c85-4acf-bc9a-e3ef8b1717a0 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2011, ApJ, 729, 16, doi: 10.1088/0004-637X/729/1/16
Reference 24
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 74cca918-a85c-4daa-b189-04975e11db10 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 25
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation dc257e22-fb12-4bef-9e98-3b729418f1b8 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2018, MNRAS, 481, 286, doi: 10.1093/mnras/sty1574
Reference 26
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 85756baa-0bca-451a-96cc-38cdd4178aa1 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 27
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1511716f-5a3e-4dee-9ed9-e4c35a4e2991 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 28
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation aa7d4210-7c16-4edb-87ca-35bfb42d0a4c · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy S., Blitz, L., & Heiles, C
Reference 29
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 71a1ca8a-60f7-4c22-b383-3509d55c30bf · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Y., Huang, Y., Chen, B
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation b0e16b72-034e-4edf-9109-a95f7fd5c3c8 · outbound
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation de837ede-dc62-4b62-9daa-1735ac601218 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 298, IAU Symposium, ed
Reference 32
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation d93f8802-8f7e-47b9-8a28-b8a712b7053f · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy R., Roˇ skar, R., Debattista, V
Reference 33
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 23f1369e-842e-47bd-a094-b65b37cc4e41 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy R., Schiavon, R
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a18c3ef4-9dfa-4ce5-9a18-e4dfe5487e3d · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2018, MNRAS, 481, 1645, doi: 10.1093/mnras/sty2033
Reference 35
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e9b56489-4b7e-47f4-86ff-f885aa9909f1 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy J., Yanny, B., Rockosi, C., et al
Reference 36
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 3ff7f55f-46db-4bb0-90ee-f70327d7ea65 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy T., & Maechler, M
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 12a4c46a-eba2-4e9e-a741-e315f4fffe2a · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2004, A&A, 418, 989, doi: 10.1051/0004-6361:20035959
Reference 38
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 31534a12-3f5c-4525-9303-9b518cd2e10b · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2016, MNRAS, 455, 2308, doi: 10.1093/mnras/stv2397
Reference 39
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a237e4c5-eb9e-4494-a8e0-6d1560082973 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2020, Nature Astronomy, 4, 590, doi: 10.1038/s41550-020-1017-3
Reference 40
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation df9aba39-8f2c-4791-8b3f-7241d2ffa9f3 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2011, Nature, 477, 301, doi: 10.1038/nature10417
Reference 41
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation df8a3e80-6b53-4a6a-ae28-636261570739 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy J., Hernquist, L., & Fullagar, D
Reference 42
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 9a895b46-7d0f-4f42-911d-17e5d3d22fc4 · outbound
Reference 43
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 0b4d2e5e-b901-4427-b25d-6a640ffaf941 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy J., & Cassisi, S
Reference 44
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 61cacea2-01b8-4bf1-8129-eabb1a917b16 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy A., & Binney, J
Reference 45
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 1746e8f4-4528-4107-85d2-1ea449abc209 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2018, ApJL, 865, L19, doi: 10.3847/2041-8213/aae1f3
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 9f265eb1-8a45-46c6-92e7-c5fc48b8c1b1 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2018, ApJ, 855, 104, doi: 10.3847/1538-4357/aab044
Reference 47
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 03804730-c515-4821-a377-1378dcc3664d · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 48
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation add7c01d-eeb1-4668-b97f-d534fe580ed3 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2022, ApJS, 259, 51, doi: 10.3847/1538-4365/ac4df7
Reference 49
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 08c11dbf-ffaa-4bdf-9a4c-635ae87930ff · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2023, A&A, 675, A26, doi: 10.1051/0004-6361/202245809
Reference 50
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a15207b4-58bf-41c9-8b0c-8b9310bd567e · outbound
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation 572d42f5-22ff-4d3e-a67d-0ada533aee0c · outbound
Reference 52
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation ce224ae9-b080-47bb-bcda-8a1e13a3d70e · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2012, ApJL, 750, L41, doi: 10.1088/2041-8205/750/2/L41
Reference 53
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a497ecfd-5a10-4e94-a643-13af5330b91d · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 54
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e01e2a8e-1fd0-421c-9ec7-6d1bae5be214 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2015, Research in Astronomy and Astrophysics, 15, 1209, doi: 10.1088/1674-4527/15/8/009
Reference 55
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
Observation e2c77770-4b1a-46f0-8a19-7f71a36bc726 · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2013, ApJ, 777, 91, doi: 10.1088/0004-637X/777/2/91
Reference 56
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 265d13cd-6a60-4ff8-bb97-d80888fef6de · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy 2025, AJ, 169, 61, doi: 10.3847/1538-3881/ad9582
Reference 57
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation e47520af-62a6-4e65-b282-8e9a3303c56d · outbound
A North-South Metallicity Asymmetry in the Outer Galactic disk -- Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy Unresolved cited work
Reference 58
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.
No inbound Pith citation observations are available.