Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T11:25:12.011834Z
Paper Citation Record · LEDGER
As of 22 August 2026, this Paper Citation Record lists 36 of 36 outbound references and 0 inbound Pith citation observations for arXiv:1908.09138.
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 2026-08-14T11:25:12.011834Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-22T06:32:14.747728+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
36 of 36 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation ccb596cc-2759-4089-beb3-78d4ecb8ce76 · outbound
Query-Based Named Entity Recognition URL: " 'urlintro :=
Reference 1
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 80a87481-5588-45cb-973e-cddd71818f50 · outbound
Query-Based Named Entity Recognition write newline
Reference 2
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f802a062-8f75-499e-a779-a27309892189 · outbound
Query-Based Named Entity Recognition Reading Wikipedia to Answer Open-Domain Questions
Reference 3
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 2953d3ba-1645-4e86-891d-4f4355208fce · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 397ed417-263c-4df9-b38a-477d1ca2befd · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation d2e52b24-2dcb-4952-8090-2fa909c05733 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 6
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation c8b73f8a-09b6-4c8e-a48e-e95ee7e85bbd · outbound
Query-Based Named Entity Recognition BERT: Pre-training of Deep Bidirectional Transformers for Language Understanding
Reference 7
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fd2d4fd5-3325-4393-92bd-2d6b328ec1d0 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 8
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation bae184b1-054e-4ea5-ade9-5874a4cf9465 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 14cb39c0-9444-412d-99be-6024569114d5 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 8e94cef9-aa12-4481-aa8e-028ef7c53f33 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation ceb2f825-6ed2-48c0-8255-6344c9127885 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 2acea6c1-3b55-4b10-b9d7-896a38f966fc · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 5313c0ab-dd4c-4b3b-b6a6-44a9c2649db4 · outbound
Query-Based Named Entity Recognition Neural Architectures for Named Entity Recognition
Reference 14
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation fa6d1323-9122-4999-a8f6-6e7f10ae1b07 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 0943146f-21e6-4ca8-9115-7b5676d1afed · outbound
Query-Based Named Entity Recognition Zero-Shot Relation Extraction via Reading Comprehension
Reference 16
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation dd3d0d75-16e5-403b-bc98-11f4d156a488 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 88ba5a72-20a2-4285-9d5e-e6bc016098f5 · outbound
Query-Based Named Entity Recognition End-to-end Sequence Labeling via Bi-directional LSTM-CNNs-CRF
Reference 18
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a3e0fea7-84b2-4ccc-8e39-07c4e2d18e22 · outbound
Query-Based Named Entity Recognition The Natural Language Decathlon: Multitask Learning as Question Answering
Reference 19
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation aa82aa8f-7e32-432e-b4b6-83e0199631bf · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 203f6b7b-8bc8-45f5-9f9e-660e0ac6c114 · outbound
Query-Based Named Entity Recognition Deep contextualized word representations
Reference 21
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8b78235d-5304-46cf-8ef3-6f0c5b538133 · outbound
Query-Based Named Entity Recognition SQuAD: 100,000+ Questions for Machine Comprehension of Text
Reference 22
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation f537ea97-60de-4058-a860-a75ce03beab1 · outbound
Query-Based Named Entity Recognition Boosting Named Entity Recognition with Neural Character Embeddings
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 8f2b0365-6d2f-458e-8ebc-104c29798281 · outbound
Query-Based Named Entity Recognition Bidirectional Attention Flow for Machine Comprehension
Reference 24
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 24bc170c-1fe6-4a68-a038-f3df8f1e30c4 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 25
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation a719a512-a416-4f19-8b22-bf7f3822e525 · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 4e29ad87-3d0d-4215-af9b-faf363f62494 · outbound
Query-Based Named Entity Recognition Neural Segmental Hypergraphs for Overlapping Mention Recognition
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 224c19ac-65a0-4e0c-9419-a22a86697d68 · outbound
Query-Based Named Entity Recognition A Neural Transition-based Model for Nested Mention Recognition
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation e44539ff-9fa8-4439-a7e4-711a5d983ae5 · outbound
Query-Based Named Entity Recognition Machine Comprehension Using Match-LSTM and Answer Pointer
Reference 29
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6d00ab30-56ca-4630-8fa8-e5dba839a9fa · outbound
Query-Based Named Entity Recognition Multi-Perspective Context Matching for Machine Comprehension
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 2be95633-1d5c-4c9f-b6d8-8a68303fe86f · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 31
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 4631493c-fb7c-4d25-8d7e-a9d292c8a626 · outbound
Query-Based Named Entity Recognition Glyce: Glyph-vectors for Chinese Character Representations
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 47aba637-5e48-4877-9680-f810cfce3fea · outbound
Query-Based Named Entity Recognition Dynamic Coattention Networks For Question Answering
Reference 33
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 8eae4a4c-8c8b-4cb9-9b10-a69f91f02cba · outbound
Query-Based Named Entity Recognition DCN+: Mixed Objective and Deep Residual Coattention for Question Answering
Reference 34
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 6789dd2c-bcec-4650-8801-fe4c853d31fe · outbound
Query-Based Named Entity Recognition Unresolved cited work
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
Observation 02fcc62b-b7d2-4cd8-bb09-93ac763fe409 · outbound
Query-Based Named Entity Recognition Chinese NER Using Lattice LSTM
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.
No inbound Pith citation observations are available.