Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-08T12:03:27.785776Z
Paper Citation Record · LEDGER
As of 11 August 2026, this Paper Citation Record lists 29 of 29 outbound references and 0 inbound Pith citation observations for arXiv:2502.07668.
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 2026-08-08T12:03:27.785776Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-11T06:34:44.6726+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
29 of 29 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation e84e3a00-b5fd-4df9-aa9a-74617bd90a4a · outbound
Curved spacetimes from quantum mechanics Ehlers, F
Reference 1
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation c7cca053-727e-4108-ab48-660a41a36100 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation b705af0d-f0bf-46b4-880b-70bef03c28a5 · outbound
Curved spacetimes from quantum mechanics Penrose, Combinatorial quantum theory and quantized directions, in Advances in Twistor Theory, Eds
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 654deca6-d263-49c7-ae44-3a56566e6c90 · outbound
Curved spacetimes from quantum mechanics Penrose, Theory of quantized directions, in Collected Works, vol 1, pp
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation c936e08b-7aa6-4fe5-a379-1d0682a5a046 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation bc13cab5-dae7-4266-a43d-c3756f5b81af · outbound
Curved spacetimes from quantum mechanics A note on Penrose's Spin-Geometry Theorem and the geometry of `empirical quantum angles'
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 21a9de8b-db81-47af-adf6-5ddf4cf79048 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 71f5391d-3a9f-4810-8896-d67966162eea · outbound
Curved spacetimes from quantum mechanics Minkowski space from quantum mechanics
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation e3f0b64e-fc96-4571-b472-19392e2cdb58 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation ea9117a4-3771-41b1-b482-46d86e4f76e3 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 06cdde8b-5ab0-40df-b5c2-0d7c029d769f · outbound
Curved spacetimes from quantum mechanics Perlick, Characterization of standard clocks by mea ns of light rays and freely falling particles, Gen
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 6563f5c7-8ca6-46ad-9a4d-2e52463315d0 · outbound
Curved spacetimes from quantum mechanics Constructive Axiomatics in Spacetime Physics Part I: Walkthrough to the Ehlers-Pirani-Schild Axiomatisation
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 5de36a1d-779d-4b3c-aff6-22068463a78f · outbound
Curved spacetimes from quantum mechanics Haag, Local Quantum Physics , Springer-Verlag, Berlin 1992, ISBN-10: 9783540610496, ISBN-13: 978-3540610496
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 34fe9414-55e2-4b9d-b1a1-6e6df81b13d9 · outbound
Curved spacetimes from quantum mechanics Algebraic Quantum Field Theory -- an introduction
Reference 14
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 74986dcf-9591-4b83-a39f-ddde54baddfa · outbound
Curved spacetimes from quantum mechanics Algebraic quantum field theory: objectives, methods, and results
Reference 15
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a9eeca72-8bce-46c1-a485-496f995cfb1e · outbound
Curved spacetimes from quantum mechanics Kobayashi, K
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation b55637f9-1730-431d-8b15-b36f5c2c2f37 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation f6a4efa6-0aef-4528-a321-2239214edd99 · outbound
Curved spacetimes from quantum mechanics Milnor, Morse Theory, Princeton University Press, 1969, ISBN-10 0691080089, ISBN -13 978-0691080086
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation acebb173-c2d9-4509-992c-fb914686239e · outbound
Curved spacetimes from quantum mechanics Spivak, A Comprehensive Introduction to Differential Geometry , vol 2, Publish or Per- ish, Inc, Houghston, 1999, ISBN-10 0914098713, ISBN-13 978-0 914098713
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 4ba5e850-3875-4f8f-b8fd-74ca78b2753b · outbound
Curved spacetimes from quantum mechanics O’Neill, Semi-Riemannian Geometry , Academic Press, New York 1983, ISBN-10 0125267401, ISBN-13 978-0125267403 21
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 2d4d4215-e98d-46c1-ba46-4fd612285d15 · outbound
Curved spacetimes from quantum mechanics Regge, General relativity without coordinates, Il N uovo Cimento, 19 558-571 (1961), DOI: https: //doi.org/10.1007/BF02733251
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 93ada405-a99c-4c15-8a35-df8025337a51 · outbound
Curved spacetimes from quantum mechanics Penrose, M
Reference 22
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fc1074d1-c4d5-4d42-98f9-5bcbfa30a0da · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation a20a99be-1da5-4095-a070-2f5836276c78 · outbound
Curved spacetimes from quantum mechanics Penrose, W
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 5f8cd5df-f7ee-4791-bb3d-8c49ac0e6d7c · outbound
Curved spacetimes from quantum mechanics Penrose, Techniques of Differential Topology in Relativity , SIAM, Philadelphia 1972, ISBN-10 0898710057, ISBN-13 978-0898710052
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 242ed6d0-86b3-41f2-9c57-e02fcc24ed31 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation cf30f716-8338-49c5-a320-ac5616a4848b · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation bd6d8bbd-50c1-4c61-b73a-2205d01a86a3 · outbound
Curved spacetimes from quantum mechanics Unresolved cited work
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
Observation 4a587b6b-9548-4df2-bfcd-4f4e9649ebae · outbound
Curved spacetimes from quantum mechanics Quantum field theory on curved manifolds
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.
No inbound Pith citation observations are available.