Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T05:27:58.892309Z
Paper Citation Record · LEDGER
As of 22 August 2026, this Paper Citation Record lists 55 of 55 outbound references and 0 inbound Pith citation observations for arXiv:1909.01986.
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 2026-08-14T05:27:58.892309Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-21T06:32:19.484+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
55 of 55 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 7b6b61db-b769-4636-b3e2-05c76716034e · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Unresolved cited work
Reference 1
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 c2a69da5-c6c1-41ff-991f-1b1cd6144996 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem A public-key cryptosystem with worst-case/average-case equivalence
Reference 2
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 c3fbb0ec-826c-47a1-b31c-a1268eb316bb · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Generating hard instances of lattice problems (extended abstract)
Reference 3
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 c8de7b86-7507-46e5-b8e2-b3403e6f205f · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem The shortest vector problem in _2 is NP -hard for randomized reductions (extended abstract)
Reference 4
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 e090b02c-d97b-472e-8bd6-5ba2194d6e7b · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem A simple deterministic reduction for the gap minimum distance of code problem
Reference 5
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 db9ece87-a910-43fa-b3c0-1443bdbaa778 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem (gap/s)eth hardness of SVP
Reference 6
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 a0dba9df-0e81-4ee2-a522-73ed79f4fd53 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem On the hardness of learning sparse parities
Reference 7
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 d04d8ab7-2ead-4fb2-9a36-fc4562529fb3 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem On the quantitative hardness of CVP
Reference 8
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 38872dd0-c9e9-499c-b1b1-261fb6e84acb · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Berlekamp, Robert J
Reference 9
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 fd4ab5e0-328c-41ff-a0cf-f053285cd347 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Unresolved cited work
Reference 10
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 bd0859aa-8d52-4b03-8764-92c1ff64328d · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Fomin, Danny Hermelin, and Magnus Wahlstr \" o m
Reference 11
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 a70f5554-9500-4b32-8303-424110f7ee72 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Open problems for fpt school 2014
Reference 12
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 87449922-be6e-4dfe-b60d-0e0ac83007a2 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Fomin, Lukasz Kowalik, Daniel Lokshtanov, D \' a niel Marx, Marcin Pilipczuk, Michal Pilipczuk, and Saket Saurabh
Reference 13
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 35312e72-df36-400f-86dd-b497320bbe7c · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Approximating the SVP to within a factor (1+1/ dim ^ ) is NP -hard under randomized reductions
Reference 14
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 cc0ead37-cd04-4980-9aca-1c9795c189f1 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem A deterministic reduction for the gap minimum distance problem
Reference 15
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 04882ea6-a7cd-4b7c-a456-0f08b591c825 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Downey and Michael R
Reference 16
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 5866e9f9-2f09-4532-9385-e54a685dbb83 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Downey and Michael R
Reference 17
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8a979f56-a73a-485d-ab21-0e5ad12b16e1 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Downey, Michael R
Reference 18
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 4be076a9-9d00-4c3c-bdc3-73a26ea04c27 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Demaine, Gregory Gutin, D \' a niel Marx, and Ulrike Stege
Reference 19
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 8b10b51d-9369-4ce0-8bb0-11e41ff73857 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Approximating SVP _ to within almost-polynomial factors is NP -hard
Reference 20
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 10b9ecaf-e735-4262-ac08-01240b9751d8 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Mildly exponential reduction from gap 3SAT to polynomial-gap label-cover
Reference 21
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 7f537d0d-1198-4c46-b3a6-3b3d9cd12899 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Approximating CVP to within almost-polynomial factors is NP -hard
Reference 22
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 8e2d8914-e938-4b26-ae54-6b1193d99808 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Hardness of approximating the minimum distance of a linear code
Reference 23
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 0e764cd7-7839-46f7-924c-80f058e555ed · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Fellows, Jiong Guo, D \' a niel Marx, and Saket Saurabh
Reference 24
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 3ceb464c-4003-4e69-9bad-f048e0f283f7 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Fomin and D \' a niel Marx
Reference 25
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 d5a06541-36a2-4f96-adac-df90e76b27f6 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Golovach, Jan Kratochv \' l, and Ondrej Such \' y
Reference 26
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 e1724473-23ea-452b-9c2c-8343d0d8e3e2 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Approximating shortest lattice vectors is not harder than approximating closest lattice vectors
Reference 27
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 7f088704-a9e4-4244-81ef-265e84a94ade · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem On promise problems: A survey
Reference 28
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 c0c525f7-aed9-4a3e-b39c-0d96a117c9b9 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Codes correcteurs d’erreurs
Reference 29
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 f5872615-f9c3-4e5f-a25d-a41ee8f68849 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Tensor-based hardness of the shortest vector problem to within almost polynomial factors
Reference 30
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 3d1c3cd2-5bec-4972-9742-1ecc41580191 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Unresolved cited work
Reference 31
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 6998ea9a-50ab-41a5-90c4-2d84c38366e9 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Hardness of approximating the shortest vector problem in lattices
Reference 32
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 93007e04-d91b-4ecd-a2f9-a5b6ee230583 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Unresolved cited work
Reference 33
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 1b58dc17-5295-4832-9cde-47f1812ccb68 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Integer programming with a fixed number of variables
Reference 34
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 d141bb2f-201c-4428-aebf-25818e170466 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem The parameterized complexity of the k-biclique problem
Reference 35
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 94fecc4e-bddb-4599-aff0-37a3d59a5ac3 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Factoring polynomials with rational coefficients
Reference 36
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 b8c92cd6-7ab2-465a-996b-22903808e9ef · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Parameterized Complexity of CSP for Infinite Constraint Languages
Reference 37
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 942f1c35-836e-472b-9ff7-c1411c8e401d · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Complexity of lattice problems: a cryptographic perspective , volume 671
Reference 38
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 381ff4a6-8fcc-45cd-82e8-31dc088450e3 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem The shortest vector in a lattice is hard to approximate to within some constant
Reference 39
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 ff86e915-69e6-44a4-8cdb-9d90c643aa28 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem The hardness of the closest vector problem with preprocessing
Reference 40
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 579722ab-b995-478e-94e0-8a7fdcefe51a · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Inapproximability of the shortest vector problem: Toward a deterministic reduction
Reference 41
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 acbe06fd-35c3-4adc-aab6-538ef59da888 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Locally dense codes
Reference 42
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 15027f60-b3e3-4f2b-814f-6bcd43f48b85 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Lattice-based cryptography
Reference 43
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 e0f145de-e02b-44fd-aa62-10185aea6347 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem A Birthday Repetition Theorem and Complexity of Approximating Dense CSPs
Reference 44
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f4cc6efd-5dbe-41c9-8d47-30f6dd897db7 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Schulman, and Aravind Srinivasan
Reference 45
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 28c75d85-a2a4-4ecb-a42b-540e17b09809 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Nguyen and Brigitte Vall \' e e, editors
Reference 46
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 e49ae642-7969-428f-8f6e-f5af1f632ba8 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem New lattice based cryptographic constructions
Reference 47
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 e0539f8c-f15f-4abc-b583-92074996b022 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem On lattices, learning with errors, random linear codes, and cryptography
Reference 48
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 0c640aec-1105-433e-aa3c-3841e3b97c63 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Lattice-based cryptography
Reference 49
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 ed7f2596-379c-449f-b97d-115a9708a5a0 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem The learning with errors problem (invited survey)
Reference 50
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 b2d67dab-4a05-4977-b6d0-fc15d825a189 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Lattice problems and norm embeddings
Reference 51
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 fe241b8e-3b55-494d-904a-e40dc6db70a9 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Approximating the number of error locations within a constant ratio is NP -complete
Reference 52
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 33700f5c-41f8-4e5d-a13f-64ccac9458b2 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Algorithmic complexity in coding theory and the minimum distance problem
Reference 53
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 d17b3da1-c1ad-43cc-b1fc-20ba747a68a0 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem The intractability of computing the minimum distance of a code
Reference 54
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 9570d72b-2d76-421d-a005-80a6c5e79935 · outbound
Parameterized Intractability of Even Set and Shortest Vector Problem Another NP -complete partition problem and the complexity of computing short vectors in a lattice
Reference 55
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
No inbound Pith citation observations are available.