Paper Citation Record · LEDGER

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory

As of 21 August 2026, this Paper Citation Record lists 26 of 26 outbound references and 1 inbound Pith citation observation for arXiv:2505.21654.

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

pith.paper-citation-record.v1
2505.21654 v1

Coverage vector

measured 26 of 26 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-07T13:30:21.933603Z

measured 27 of 27 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-21T06:32:19.484+00:00

measured 1 of 1 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-04T21:35:35.987701Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-08-04T21:35:36.224263Z

Reference resolution

26 of 26 outbound references displayed

verified exact0
verified fuzzy19
unresolved7
parse uncertain0
malformed identifier0
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External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 7453ab43-d6a7-4393-97a3-00b60ebc0ef4 · outbound

This paper cites EuropeanStrategyforParticlePhysics-Ac- celerator R&D Roadmap.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory EuropeanStrategyforParticlePhysics-Ac- celerator R&D Roadmap

Reference 1

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:27.854902Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 2b5a8102-cc1b-4c2e-b261-82d2677616f9 · outbound

This paper cites Pathways to Innovation and Discovery in ParticlePhysics-ParticlePhysicsProjectPrioritisationPanel Report.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Pathways to Innovation and Discovery in ParticlePhysics-ParticlePhysicsProjectPrioritisationPanel Report

Reference 2

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:27.464564Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation f2a2ac0b-f131-4987-8a54-735ffacc2c04 · outbound

This paper cites A multi-TeV Linear Collider based on CLIC Technology : CLIC Conceptual Design Report.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory A multi-TeV Linear Collider based on CLIC Technology : CLIC Conceptual Design Report

Reference 3

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:27.189650Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation a9bad926-7c6f-4bc2-98b0-797f976c0aa4 · outbound

This paper cites TheInternationalLinearColliderTech- nical Design Report.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory TheInternationalLinearColliderTech- nical Design Report

Reference 4

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:26.659206Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation ab81cf31-f139-429a-a8ca-def34ec765f9 · outbound

This paper cites FCC-ee: The Lepton Collider.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory FCC-ee: The Lepton Collider

Reference 5

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:26.292288Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation c553aaf1-cbc9-4727-acad-5d53f6e1eadb · outbound

This paper cites Coherent principle of acceleration of charged particles.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Coherent principle of acceleration of charged particles

Reference 6

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:26.000195Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation af7e17b5-ec9b-41ee-a8dc-f326d340430e · outbound

This paper cites The use of plasma waveguides as accelerat- ing structures in linear accelerators.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory The use of plasma waveguides as accelerat- ing structures in linear accelerators

Reference 7

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:25.674752Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 584659df-863f-47f1-aa88-528046ca8052 · outbound

This paper cites Laser electron accelerator.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Laser electron accelerator

Reference 8

Resolution: unresolved; no resolver link, observed 2026-08-07T13:30:19.744822Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 7e9b7002-cf9f-4bd5-addf-7547d4883ece · outbound

This paper cites Accel- eration of electrons by the interaction of a bunched electron beam with a plasma.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Accel- eration of electrons by the interaction of a bunched electron beam with a plasma

Reference 9

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:25.095379Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 59332354-96e8-4670-82aa-fb72de3df7a5 · outbound

This paper cites A plasma wake field accelerator.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory A plasma wake field accelerator

Reference 10

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:24.804998Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 5fde75b1-d346-44d2-9d93-aec720c3585b · outbound

This paper cites Physics of laser-driven plasma-based electron accelerators.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Physics of laser-driven plasma-based electron accelerators

Reference 11

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:24.605725Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 96bd13d8-f95d-4ba0-b3fe-f3f6bd253929 · outbound

This paper cites Beam-driven plasma-wakefield acceleration.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Beam-driven plasma-wakefield acceleration

Reference 12

Resolution: unresolved; no resolver link, observed 2026-08-07T13:30:20.234911Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5247483a-73b7-41a2-a5c2-b9c485583c09 · outbound

This paper cites AConceptofPlasmaWakeFieldAcceleration Linear Collider (PWFA-LC).

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory AConceptofPlasmaWakeFieldAcceleration Linear Collider (PWFA-LC)

Reference 13

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:24.290150Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation aa0e9419-a1ed-427d-b40a-d6c9cdf41ca0 · outbound

This paper cites A Beam Driven Plasma-Wakefield Linear Collider: From Higgs Factory to Multi-TeV.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory A Beam Driven Plasma-Wakefield Linear Collider: From Higgs Factory to Multi-TeV

Reference 14

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:24.159765Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation e2d99c02-05ca-462a-a76d-d669a3812fc0 · outbound

This paper cites A hybrid, asym- metric, linear Higgs factory based on plasma-wakefield and radio-frequency acceleration.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory A hybrid, asym- metric, linear Higgs factory based on plasma-wakefield and radio-frequency acceleration

Reference 15

Resolution: unresolved; no resolver link, observed 2026-08-07T13:30:20.624753Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 45d888f9-354c-4470-81a8-a7b10623b1bd · outbound

This paper cites Positron acceleration in plasma wakefields.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Positron acceleration in plasma wakefields

Reference 16

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:23.982281Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation e3cec8b3-5ca9-49fa-9dc5-b3a7b1d4d04b · outbound

This paper cites Stagingofplasma-wakefieldaccelerators.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Stagingofplasma-wakefieldaccelerators

Reference 17

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:23.809407Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation e8adafaa-caee-465b-9817-13ff95b642b3 · outbound

This paper cites Proceedings of the Erice workshop: A new baseline for the hybrid, asymmetric, linear Higgs factory HALHF.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Proceedings of the Erice workshop: A new baseline for the hybrid, asymmetric, linear Higgs factory HALHF

Reference 18

Resolution: unresolved; no resolver link, observed 2026-08-07T13:30:21.008739Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d5d5023c-dc5d-4521-ae4a-30197a397fa7 · outbound

This paper cites HALHF: a hybrid, asymmetric, linear Higgs factory using plasma- and RF-based acceleration.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory HALHF: a hybrid, asymmetric, linear Higgs factory using plasma- and RF-based acceleration

Reference 19

Resolution: unresolved; no resolver link, observed 2026-08-07T13:30:21.161911Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6a984f28-7677-4651-86d9-e7db31208d62 · outbound

This paper cites HALHF: a hybrid, asymmetric, linear Higgs factory using plasma- and RF-based acceleration. Backup Document.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory HALHF: a hybrid, asymmetric, linear Higgs factory using plasma- and RF-based acceleration. Backup Document

Reference 20

Resolution: unresolved; no resolver link, observed 2026-08-07T13:30:21.293070Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2d27d725-1b60-411f-a29f-f667134d93c8 · outbound

This paper cites A “Cool” route to the Higgs boson and beyond. The Cool Copper Collider.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory A “Cool” route to the Higgs boson and beyond. The Cool Copper Collider

Reference 21

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:23.647800Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 3af43fa4-5cf0-42aa-bf3c-33dc5cf5cf05 · outbound

This paper cites The development of a superconducting undulator for the ILC positron source.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory The development of a superconducting undulator for the ILC positron source

Reference 22

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:23.374914Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 9fb89811-f2d0-4bc3-bf1c-af359bed2eb8 · outbound

This paper cites Dual beam delivery system serving two interaction regions for the compact linear collider.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Dual beam delivery system serving two interaction regions for the compact linear collider

Reference 23

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:23.119583Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation ce4ca580-49ba-42cc-9ffe-cb53a33f84eb · outbound

This paper cites 2867/503343.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory 2867/503343

Reference 24

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:22.854190Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation dd9e9cb6-9a27-4356-bee3-ff61b92d6ba9 · outbound

This paper cites ABEL: The adaptable beginning-to-end linac simulation framework.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory ABEL: The adaptable beginning-to-end linac simulation framework

Reference 25

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:30:22.672241Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Observation 7c5b91f1-c391-494f-a060-26e104326702 · outbound

This paper cites an unresolved cited work.

Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory Unresolved cited work

Reference 26

Resolution: unresolved; raw_fallback, observed 2026-08-07T13:30:22.381244Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.

Pith citing papers

Observation 666f7c79-f503-4980-ae4d-e71701cbbd95 · inbound

PWFA linear collider improvements -- from previous concepts to HALHF cites this paper.

PWFA linear collider improvements -- from previous concepts to HALHF Updated baseline design for HALHF: the hybrid, asymmetric, linear Higgs factory

Reference 18

Resolution: verified exact; local_arxiv, observed 2026-08-04T21:35:36.296266Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-21T06:32:19.484+00:00.