Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T15:42:17.047191Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 20 of 20 outbound references and 0 inbound Pith citation observations for arXiv:1908.00794.
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 2026-08-14T15:42:17.047191Z
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
20 of 20 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation f308154d-3dd5-437a-baa1-303e00010520 · outbound
On extensions of commuting tuples of symmetric and isometric operators Albrecht, F.-H
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 99aea26e-b42c-4ea6-a89e-f4898e762e7e · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 24c87827-71d9-4859-accf-47f55e085e9e · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 ce75f1e6-829f-4b8d-83dd-2117af782ab5 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 9ca7fccc-54a9-4dda-a011-f8aa0dd98119 · outbound
On extensions of commuting tuples of symmetric and isometric operators Fuglede, The multidimensional moment problem , Expo
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 910d79e5-4d2c-47fc-8fa1-86c2b1c563a2 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 daca01e6-4c7f-46f3-b2cc-e3cb3aaaa9df · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 a02b881d-fcfe-4403-a56f-a9ab094bf404 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 14007be4-dc56-4915-a871-fff6ce10a5c9 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 326c5df9-db60-41d6-a7a2-8b6ea513b74e · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 cef4deef-1f70-4e75-9ae6-66856764c705 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 e8562e58-6abe-4228-a3ea-b2074f3f7b43 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 f4e98641-499c-48cd-b995-0c0db54410ab · outbound
On extensions of commuting tuples of symmetric and isometric operators Schm¨ udgen, On commuting unbounded self-adjoint operators, IV , Math
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 5fd2305f-5d25-46ec-90e7-e98e2d94a93b · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 f6d499e1-e52a-4920-b4c0-117b1e0ab212 · outbound
On extensions of commuting tuples of symmetric and isometric operators Vasilescu, Operator moment problems in unbounded sets , Oper
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 7a2a6811-9145-4fbf-aa5b-15121abff901 · outbound
On extensions of commuting tuples of symmetric and isometric operators Vasilescu, Quaternionic Cayley transform revisited , J
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 7b9f0492-0a28-4b7c-a85b-2525e8f1dce5 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 62ea5c1c-2450-4a2a-a6df-33b4acaa3655 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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 928906a0-8f35-4979-bcec-c8029c68e1c3 · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
Reference 19
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 ee2ef673-7d15-45b7-a119-564814c3715e · outbound
On extensions of commuting tuples of symmetric and isometric operators Unresolved cited work
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.
No inbound Pith citation observations are available.