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Paper Citation Record · LEDGER

On the complexity of the Leibniz hierarchy

As of 16 August 2026, this Paper Citation Record lists 36 of 36 outbound references and 0 inbound Pith citation observations for arXiv:1908.00924.

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

pith.paper-citation-record.v1
1908.00924 v1

Coverage vector

measured 36 of 36 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-14T15:58:13.439475Z

measured 36 of 36 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

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

Source: cited_works

Reference resolution

36 of 36 outbound references displayed

  • verified exact1
  • verified fuzzy14
  • unresolved21
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 74e596df-f3d4-4a07-a7c0-59e5f0d8d3ce · outbound

This paper cites Albuquerque, J.

On the complexity of the Leibniz hierarchy Albuquerque, J

Reference 1

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.917274Z

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.

source=pdf_text observed=2026-08-14T15:58:13.312212Z digest=sha256:3dd02468356d3757d2ad9a685c9d3790cef5e7559d584dafc98d00a8b16ee43f

Observation 4a63811a-9b8f-4d15-a650-e5f24ed39b7b · outbound

This paper cites Arora and B.

On the complexity of the Leibniz hierarchy Arora and B

Reference 2

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.316764Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.316764Z digest=sha256:5646f4a4ddb3cb9dea6897c9fdf0ffa666c104320eece6956a80b85e5375ea31

Observation b7df46eb-213d-4a57-ab48-3022f5f29936 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 3

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.320203Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.320203Z digest=sha256:cc02bfd71596466b783edb69e0ca932e56155684e4e7253261e30584dacd8148

Observation 9fa2fa03-c5ff-427a-ad96-1c61cc3354cb · outbound

This paper cites Bergman, D.

On the complexity of the Leibniz hierarchy Bergman, D

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.894010Z

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.

source=pdf_text observed=2026-08-14T15:58:13.323376Z digest=sha256:a42d505c66b9feff977ae42e9fe6748e025e400bd292e4a7af7c786c44b5bb58

Observation 6199bd45-2583-40ea-b4e2-1a81c0735b88 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 5

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.882671Z

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.

source=pdf_text observed=2026-08-14T15:58:13.326580Z digest=sha256:3f487696575fc5e9e946a0bbada3f1da614d1f41025fd37502de30b7836cc0fe

Observation 20c8b1c0-17d1-4a24-9e4f-8f7eb059f5b6 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 6

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.871957Z

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.

source=pdf_text observed=2026-08-14T15:58:13.330435Z digest=sha256:e9ddaf4b7927e43a0487a8695b7b1bab38f0dcfe01bd21e7523158477e683b71

Observation 24687189-96cd-4e4b-b55e-8b63f21abfff · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 7

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.861609Z

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.

source=pdf_text observed=2026-08-14T15:58:13.334064Z digest=sha256:62e36adba79e21f2cd9966901633728184eeae873528a9f79aa5effc21d0f8c8

Observation c5d52df8-b094-46a8-b64c-46e4e822b3f7 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 8

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.337329Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.337329Z digest=sha256:67f99b21139957ce14cc38e6aa8ba848d39b75b992da618b9bea503f063cb74f

Observation 4e4f6a27-806e-45ab-bb1f-43dcfd163b5c · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 9

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.844980Z

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.

source=pdf_text observed=2026-08-14T15:58:13.340654Z digest=sha256:a52de54960019b7fac21ae63c8dc9cc2141338a5e42dde56e71aaf78f3da7eec

Observation cdbe7327-f032-4d7d-b7f0-3e94c2318187 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 10

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.834293Z

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.

source=pdf_text observed=2026-08-14T15:58:13.344580Z digest=sha256:bfea47d259b9bcc1544544fb20bcdec4591a7b53a7dd59ef920a1aea7e695f2a

Observation 8b067c1c-8d13-42a6-929a-cb8ed8c4cdad · outbound

This paper cites Czelakowski.

On the complexity of the Leibniz hierarchy Czelakowski

Reference 11

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.824228Z

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.

source=pdf_text observed=2026-08-14T15:58:13.348059Z digest=sha256:0d39d4b8e466be01e28cc6af6b532d8828ec65e076c1613b0685d56f2db9364f

Observation 452c8960-d97b-4d60-a215-45458f33d7d4 · outbound

This paper cites Czelakowski.

On the complexity of the Leibniz hierarchy Czelakowski

Reference 12

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.351484Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.351484Z digest=sha256:10e6b4b4b39a6b248a026216ce24c30764857259ef62214b2c150a5836d93f66

Observation 3b8c8911-22c7-406c-bcd2-91c06ae6f2b1 · outbound

This paper cites Dellunde and R.

On the complexity of the Leibniz hierarchy Dellunde and R

Reference 13

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.808319Z

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.

source=pdf_text observed=2026-08-14T15:58:13.355272Z digest=sha256:624601366f9411014c5e7eba0707e22081ca566bab89f60247bd079f1fb5a03f

Observation 1b8a6355-f6d8-45d5-ab39-489a941a5c30 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 14

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.358847Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.358847Z digest=sha256:33eb44b446831c9517ac5a125e6e39901b42a0a46890e0f577ba34813ab9d31a

Observation 026ce270-fc11-4185-a629-196b01b4a996 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 15

Resolution
verified exact
raw_fallback, observed 2026-08-14T15:58:13.563231Z

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.

source=pdf_text observed=2026-08-14T15:58:13.362657Z digest=sha256:270bd26f942ec621cf34b63ef36004db1058ad1fcd9fd41c03103dee1a581ba2

Observation a4df1982-4425-4588-bc8e-20a4c9d62aa9 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 16

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.792536Z

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.

source=pdf_text observed=2026-08-14T15:58:13.366373Z digest=sha256:d556d53471b80e01f5e11214bc8e8353dfad13fb8f3b64a24283bb68a423d8f7

Observation 72702199-0079-4449-b22a-cec029960086 · outbound

This paper cites Freese and M.

On the complexity of the Leibniz hierarchy Freese and M

Reference 17

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.782368Z

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.

source=pdf_text observed=2026-08-14T15:58:13.369699Z digest=sha256:a23d4f2803b481f1d5e6c1bcebc5e5ad47a1bf3574fbc96e3ed70bac576172f2

Observation 43b56a84-d249-468d-9bfc-51256694ac70 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 18

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.771688Z

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.

source=pdf_text observed=2026-08-14T15:58:13.373140Z digest=sha256:cd06425f24f2a3a7ce67ea44da2dff8c55a189b9ce225df76393156573fb91ee

Observation 68a2195d-244b-4eb7-8c01-7d0398b1210d · outbound

This paper cites Gr ¨atzer.

On the complexity of the Leibniz hierarchy Gr ¨atzer

Reference 19

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.761304Z

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.

source=pdf_text observed=2026-08-14T15:58:13.377205Z digest=sha256:41645ce198748446a18bf8cf8c541d5fd0b682538855046c1fb107e68399ece2

Observation 77f694ca-7386-45d2-a3a1-13a837adcb3b · outbound

This paper cites Hartmanis and R.

On the complexity of the Leibniz hierarchy Hartmanis and R

Reference 20

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.750868Z

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.

source=pdf_text observed=2026-08-14T15:58:13.380724Z digest=sha256:49343cb38a56e027d1af8ef7e29b768a0da7432d9a16489a34fdd8c5c3371026

Observation 7782c0d4-631a-40c7-9895-d04708ffcfcd · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 21

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.740558Z

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.

source=pdf_text observed=2026-08-14T15:58:13.384485Z digest=sha256:9100f8a6e58aaf89ee0c0eba672f2c5ec962fc793da74addd5dcabb6ac2994d3

Observation d2ba7e4f-936f-4778-b0f2-56e64de3f3f8 · outbound

This paper cites Hobby and R.

On the complexity of the Leibniz hierarchy Hobby and R

Reference 22

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.729063Z

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.

source=pdf_text observed=2026-08-14T15:58:13.387987Z digest=sha256:ec79f94a6311fecaab332e3073be13dfc37a8de98b22479d50151431c72564ca

Observation 4e80774c-3735-46fd-8784-e5b9e7209886 · outbound

This paper cites Hopcroft.

On the complexity of the Leibniz hierarchy Hopcroft

Reference 23

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.716823Z

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.

source=pdf_text observed=2026-08-14T15:58:13.391588Z digest=sha256:d3fbc45aa7242bdebda207a0c3c3a225f6c4ef880a66a7d789508f0d9d3c5b45

Observation bfaecdfa-c793-4393-8554-b5ad46925033 · outbound

This paper cites Jansana and T.

On the complexity of the Leibniz hierarchy Jansana and T

Reference 24

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.706320Z

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.

source=pdf_text observed=2026-08-14T15:58:13.395126Z digest=sha256:e363de6fefa29d0bb667b01220dafe83747bdf720d6316f8aa0ec1afb2edbeff

Observation 0a216347-42ee-49fc-a86d-50702976b17b · outbound

This paper cites Jansana and T.

On the complexity of the Leibniz hierarchy Jansana and T

Reference 25

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.695168Z

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.

source=pdf_text observed=2026-08-14T15:58:13.398710Z digest=sha256:03b43dff3d43a528efc3da2b10de6c225fb215adab4195e975642621b3b83729

Observation 0407c9fc-54ba-4683-ae82-5a46e17c0b78 · outbound

This paper cites Jansana and T.

On the complexity of the Leibniz hierarchy Jansana and T

Reference 26

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.683585Z

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.

source=pdf_text observed=2026-08-14T15:58:13.402097Z digest=sha256:b714ed5a271f67ac7c9f0ee0eb82d30a1cf2d344cd4617abf787671f177f0eb1

Observation 63f80018-2f4e-4ed8-8ca7-ab83a692f99d · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 27

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.670159Z

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.

source=pdf_text observed=2026-08-14T15:58:13.405403Z digest=sha256:33b3df1ac60f1bdf6f807f07633a3feaae8a5c4e7de18faf15e2a185272fa1d9

Observation 6112a34c-0c81-4325-9dd5-da83092a413a · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 28

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.408990Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.408990Z digest=sha256:f3e87c0002f662990408b590bbdae1191fb219583c50a3999f9459347b4f2069

Observation 7d2af7c0-b559-4f89-9f3a-e55e7ed97c49 · outbound

This paper cites Moraschini.

On the complexity of the Leibniz hierarchy Moraschini

Reference 29

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.652251Z

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.

source=pdf_text observed=2026-08-14T15:58:13.413029Z digest=sha256:827139fa8988e9bd5f1f3f3f13d27a49c6fe8cd36c8dba4973ac9f00339e6aa7

Observation f384bd04-e25f-44dc-b0bc-575828341528 · outbound

This paper cites Moraschini.

On the complexity of the Leibniz hierarchy Moraschini

Reference 30

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:58:13.641419Z

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.

source=pdf_text observed=2026-08-14T15:58:13.416674Z digest=sha256:ffb88d3876ad9ebd348d4c6c93c5ddf12066b39c761c61fec58ad902fe410830

Observation f5ae8941-a647-417c-b1a5-4362fc41c436 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 31

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.629345Z

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.

source=pdf_text observed=2026-08-14T15:58:13.420500Z digest=sha256:ed60b71841631dd748bb0df58443c976a67302f221192724729f30561b3365c7

Observation 0bd8d132-03d7-4b91-9919-467757c71d00 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 32

Resolution
unresolved
no resolver link, observed 2026-08-14T15:58:13.424311Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:58:13.424311Z digest=sha256:796710b17d6a6fbaa896f5943aec447ca578e0291cf81ef0e2be1fa7c7cb6b16

Observation be94f224-fd22-4d32-8283-89b34c7ad429 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 33

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.610871Z

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.

source=pdf_text observed=2026-08-14T15:58:13.429724Z digest=sha256:3ef96d065be38446a9165005d409da3997fa501ebee88df97a448084f19912e4

Observation f1ae317e-6cc3-4c3f-8426-9bbcd72dc180 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 34

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.599458Z

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.

source=pdf_text observed=2026-08-14T15:58:13.433125Z digest=sha256:f1128040e437c556e9b6bab156089331125d9fd26ad165331782a615654e8f9d

Observation f737e609-615a-4fc2-a3fc-6e9a729edd47 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 35

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.587714Z

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.

source=pdf_text observed=2026-08-14T15:58:13.436251Z digest=sha256:44af8f97c4744e309caecdc7679269af84ee19de233720f4fc15bc91d67b66f3

Observation 26000439-1d81-4996-ad17-8a8168dd8ef3 · outbound

This paper cites an unresolved cited work.

On the complexity of the Leibniz hierarchy Unresolved cited work

Reference 36

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:58:13.576094Z

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.

source=pdf_text observed=2026-08-14T15:58:13.439475Z digest=sha256:caca2f4b1d7db882520f423a737d6179b256e7b035378a8dc1347ec8ac2e2c2a

Pith citing papers

No inbound Pith citation observations are available.