Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-07T14:55:24.606345Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 53 of 53 outbound references and 0 inbound Pith citation observations for arXiv:2505.17381.
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 2026-08-07T14:55:24.606345Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+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
53 of 53 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation e4813007-96c9-4ea5-a99d-43cd122a7d99 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission New generation optical infrastructure technologies “EXA T initiative
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation cb2c19f5-78f6-4884-b7fb-8477e058fb46 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Fiber-optic transmission and networking: the previous 20 and the next 20 years
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation db31136a-e67d-45fc-95f3-8b12c64faeae · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Approaching the non-linear Shannon limit
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2e53c596-20ad-44b9-a7a4-03e50a24af6e · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Few-mode fiber technology, deployments, and systems
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c83f56e4-5e14-4ace-a97e-30dc5be88dee · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Optical switching in future fiber- optic networks utilizing spectral and spatial degrees of freedom
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 3f7133d8-f17b-4fca-b0d7-1b5a7f74e200 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Space -division multiplexing for optical fiber communications
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 557a489b-3205-4085-8ebf-a191f6990ee2 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Mode -division multiplexing over 96 km of few -mode fiber using coherent 6× 6 MIMO processing
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 845fc002-5742-47a7-982b-a286e4fc7405 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission 22.9 Pb/s data -rate by extreme space -wavelength multiplexing
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 79a3e2d4-d58f-40c5-a0c5-bcac49f1ecbe · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission DMD-unmanaged long-haul SDM transmission over 2500 -km 12-core× 3- mode MC -FMF and 6300 -km 3 -mode FMF employing intermodal interference canceling technique
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation f83c819b-df70-409b-a97a-07920d02d7e4 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission 10.16-Peta-B/s dense SDM/WDM transmission over 6-mode 19-core fiber across the C+ L band
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 26fe3965-74ac-4537-8edc-ca25e6a90f92 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission 10 -spatial-mode 1300-km transmission over 6 -LP graded index few -mode fiber with 36 -ns modal dispersion
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 5f61a221-e18f-4d26-b616-f48d255a5952 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Modal statistics in mode-division-multiplexed systems using mode scramblers
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 527c3857-469f-4d0f-9883-eacdff96c2b1 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Long-period fiber gratings for mode coupling in mode -division- multiplexing systems
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6cb1d92b-fbbb-4fd8-b9d5-3a242d2f55f6 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Energy-efficient hybrid analog and digital precoding for mmWave MIMO systems with large antenna arrays
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8b04f60f-a929-4263-9f4c-38f1a0b41d45 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Intelligent reflecting surface-assisted millimeter wave communications: Joint active and passive precoding design
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation af691d4c-da6e-4755-b9f5-c2308cf2e522 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Recent developments of butler matrix from components design evolution to system integration for 5g beamforming applications: A survey
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 40bffee1-f770-4191-a31f-c4868b3a6af4 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Broadband physical layer cognitive radio with an integrated photonic processor for blind source separation
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 135a27c3-9a1c-43f4-ab62-ebc61bed1b83 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission General-purpose programmable photonic processor for advanced radiofrequency applications
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e7e2f41a-60e8-4871-aedc-4182b5089d37 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission An integrated photonic-assisted phased array transmitter for direct fiber to mm -wave links
Reference 19
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 53d47bf7-9e50-4ed9-8362-9a980fe60008 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Ultrabroadband high -resolution silicon RF -photonic beamformer
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation efb473c1-e9e1-4449-959e-1f81b27dbf87 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Deep learning with coherent nanophotonic circuits
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 306c61b0-4c9a-465b-9291-e40b6d67b8c5 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Photonics for artificial intelligence and neuromorphic computing
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e761001f-90a8-4979-a72f-e85a85963836 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Parallel convolution processing using an integrated photonic tensor core
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 82d91d04-d94e-417b-a80a-d04fe69ce789 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Linear programmable nanophotonic processors
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2c7d64d8-9a92-4932-a96d-366ad3607f38 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Large-scale photonic chiplet Taichi empowers 160 -TOPS/W artificial general intelligence
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 34b06e21-5278-4d6f-9834-65f7c429bf19 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Programmable photonic integrated meshes for modular generation of optical entanglement links
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e58c8b19-5890-461b-a6b2-8f8e0c809736 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission 16× 16 MZI -based photonic accelerator toward space and wavelength division multiplexing
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b76fe5c9-2f3a-4b96-9419-4053d7ca46ee · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Programmable photonic unitary circuits for light computing
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 4f585154-8888-4276-9976-9b7a277dce22 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission All -optical mimo demultiplexing using silicon-photonic dual-polarization optical unitary processor
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation a43ccf3d-adf4-465d-8da0-c8b18cc4ef95 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Unresolved cited work
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 52c37f5a-7eb3-4111-82fc-40fb74d88325 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission High performance planar lightwave circuit devices for large capacity transmission
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 08486387-c01d-4254-b1e2-d2bbb20ec9be · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Scalable reservoir computing on coherent linear photonic processor
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 03e0e92a-0b1a-4499-b9d0-920a8fc9da38 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission R., Humphreys, P
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 74fe6f4d-61ef-4662-b714-72b00fe4cd2d · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Mode-dependent loss and gain: statistics and effect on mode-division multiplexing
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c92b7256-4378-46ad-a419-06081fcb33f1 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Statistics of group delays in multimode fiber with strong mode coupling
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2c830d95-30c3-473a-9d0a-7c8053b6f22a · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Enhancing Long-Haul 15-Mode Fiber Performance: Mode Permutation for Reduced Modal Dispersion
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation bb6055b4-91e3-431d-aefd-4c694206c8bd · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Shape-optimized multi-mode interference for a wideband visible light coupler
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e4dfcd5c-2c89-44d6-a3b1-b62add0d424a · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Universal linear optics
Reference 38
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation d02aa67c-75ca-4550-8556-eabc472cfb43 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission High reliability of silica-based 1 × 8 optical splitter modules for outside plant
Reference 39
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 883791a8-a3fc-406b-8f20-8b26f6b0552e · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Optical frequency distribution using laser repeater stations with planar lightwave circuits
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 90c982ec-f4a5-4118-a061-a39b44fdbe0a · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission High-fidelity WDM-compatible photonic processor for matrix-matrix multiplication
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2f714419-af56-4112-896d-d80d7350d9d1 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Non-duplicate polarization- diversity 8× 8 Si-wire PILOSS switch integrated with polarization splitter-rotators
Reference 42
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e97be7d8-9430-4549-8248-d5accd2284b8 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Long-haul three-mode-multiplexed transmission employing on-chip mode permutation technique based on a programable photonic unitary processor
Reference 43
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 4045719e-1997-4ea4-8d14-5c6c5aee8300 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Normalized generalized mutual information as a forward error correction threshold for probabilistically shaped QAM
Reference 44
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 2c432341-01fe-4455-898c-2cf0a124b36a · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission DMD-Unmanaged Long-Haul SDM Transmission Over 2500-km 12-core × 3-mode MC -FMF and 6300 -km 3 -mode FMF Employing Intermodal Interference Cancelling Technique
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 826b142f-4c7e-4af8-8229-83e1f209a7a6 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Physical deep learning with biologically inspired training method: gradient -free approach for physical hardware
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b50809c9-c600-46ca-991f-6b6e2c2a21f5 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission The Forward-Forward Algorithm: Some Preliminary Investigations
Reference 47
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2c761af2-c527-454d-a251-bb0466d68577 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission On a scalable path for multimode SDM transmission. J. Light. Technol
Reference 48
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e7cb33ed-dd2f-4f95-9a92-06f5ced61895 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission Tunable efficient unitary neural networks (eunn) and their application to rnns
Reference 49
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1bb9217c-4ada-4c59-8e0e-6e7cb0e26a0d · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission PyTorch: An Imperative Style, High -Performance Deep Learning Library
Reference 50
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6c4d575b-11d6-4673-af66-c5dd7cb605c5 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission intra-group coupling
Reference 51
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6f3e0d59-2bee-4fe0-9396-286a9fe34160 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission The magnitude and sparsity of these off-diagonal entries control the strength and range of modal interactions, enabling fine- grained modeling of weakly coupled systems
Reference 52
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 81e1d2f2-b6e6-473d-8ca4-dc3c3964bf21 · outbound
Programmable Photonic Unitary Processor Enables Parametrized Differentiable Long-Haul Spatial Division Multiplexed Transmission 10-spatial-mode 1300-km transmission over 6-LP graded index few-mode fiber with 36-ns modal dispersion
Reference 53
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
No inbound Pith citation observations are available.