Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-05T14:04:39.049203Z
Paper Citation Record · LEDGER
As of 13 August 2026, this Paper Citation Record lists 19 of 19 outbound references and 0 inbound Pith citation observations for arXiv:2509.00448.
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 2026-08-05T14:04:39.049203Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-13T06:32:02.005865+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
19 of 19 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 86c0c080-7bd0-4af3-bebc-3ee17b1764dc · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Approximating Prize-Collecting Variants of TSP
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 238c8a56-ae21-4d6b-b8e4-e9382f2c46a4 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP A (3/2 + 1/ e)-approximation algorithm for ordered TSP
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 1df6756f-7707-46ca-9130-59b09473129f · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Preserving and increasing local edge- connectivity in mixed graphs
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation f2f7842f-2fff-406f-a125-8d57f6fd0210 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP A better-than-1.6-approximation for prize- collecting TSP
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation cdf688ba-77fe-4f4e-ba22-d84e342b4803 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP An improved approximation guarantee for prize-collecting TSP
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation e3e3ef6e-0596-47c8-a29f-e2e2d2ccdd35 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Approximating traveling salesman problems using a bridge lemma
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 26dd0619-9089-496f-add2-fe09517f6d59 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Worst-case analysis of a new heuristic for the travelling salesman problem
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 5ff6b77d-62f5-425c-9310-edaa03ddc489 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Compact, provably-good LPs for orienteering and regret-bounded vehicle routing
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 837ee45e-2367-4f6d-bcc6-8aaf651fec23 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP A randomized rounding approach to the traveling salesman problem
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation cc080eee-7d07-421e-aafc-cfd5de8a908f · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Karlin, Nathan Klein, and Shayan Oveis Gharan
Reference 10
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4392ead6-a9ed-4aaf-8ce4-40d135fd15fa · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Approximating graphic TSP by matchings
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 2902a87f-5ec5-4773-a51c-567ab5853c35 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP 13/9-approximation for graphic TSP
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 37256205-f04e-4a08-b46d-2df1f225afec · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Linear programming-based approximation algorithms for multi-vehicle minimum latency problems
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation e81d9801-58cc-46fa-bd72-e64c386daf20 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Combinatorial Optimization: Polyhedra and Efficiency , volume 24 of Algorithms and Combinatorics
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 61e463a4-71ad-47fb-b7d0-06a5904735d2 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Shorter tours by nicer ears: 7/5-approximation for the graph- TSP, 3/2 for the path version, and 4/3 for two-edge-connected subgraphs
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 3333ca2b-6e36-4296-b5c3-8d87b09adbab · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Serdjukov
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 21a8dea3-620a-4d9c-878e-499c04476039 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Approximation Algorithms for Traveling Salesman Problems
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 09392238-4b9f-4e1d-a6ab-0615eeaf8f1f · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Reducing path TSP to TSP
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
Observation 33ba3692-52ec-40e6-ab81-a1c42408adc2 · outbound
Approximating Graphic Multi-Path TSP and Graphic Ordered TSP Unresolved cited work
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-13T06:32:02.005865+00:00.
No inbound Pith citation observations are available.