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Paper Citation Record · LEDGER

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers

As of 16 August 2026, this Paper Citation Record lists 18 of 18 outbound references and 0 inbound Pith citation observations for arXiv:1908.04329.

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

pith.paper-citation-record.v1
1908.04329 v1

Coverage vector

measured 18 of 18 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-14T14:00:43.935514Z

measured 18 of 18 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

18 of 18 outbound references displayed

  • verified exact2
  • verified fuzzy12
  • unresolved4
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 2c44426c-af7f-49ac-ae4c-96bd820741e5 · outbound

This paper cites Some bijections and identities for the Catalan and Fine numbers.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Some bijections and identities for the Catalan and Fine numbers

Reference 1

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.169131Z

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=2026-08-14T14:00:43.874153Z digest=sha256:de3da439f206d64f4f61e15b22116a20ec4359bd39026709cd08f8f4309136f2

Observation fabcf51a-8fdf-4653-b173-03f892a16313 · outbound

This paper cites an unresolved cited work.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Unresolved cited work

Reference 2

Resolution
unresolved
no resolver link, observed 2026-08-14T14:00:43.878076Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T14:00:43.878076Z digest=sha256:106ef29b0616e2f87dd853fdf1807ef0f2774af6f0a81bcfd17d3691fc7c34f4

Observation 34e81dcc-7a62-4ec8-8c3c-2d44001cec59 · outbound

This paper cites $k$-protected vertices in unlabeled rooted plane trees.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers $k$-protected vertices in unlabeled rooted plane trees

Reference 3

Resolution
verified exact
local_arxiv, observed 2026-08-14T14:00:43.997275Z

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=2026-08-14T14:00:43.881470Z digest=sha256:31838285a9fd4fa35729f5a0ccec9ba083f5dcf7364cc9469f29cf127aad4e68

Observation f71528e2-e5ea-4b2e-a062-6d130d199936 · outbound

This paper cites A transformation on o rdered trees.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers A transformation on o rdered trees

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.157630Z

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=2026-08-14T14:00:43.885232Z digest=sha256:61071db3de58b15f2ea1c8561aa1759dc0bbc92592a2ed75f31dead36079d713

Observation be084fc3-28fb-4b86-9ebf-c139c02cc1df · outbound

This paper cites 1700 Forests.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers 1700 Forests

Reference 5

Resolution
verified exact
local_arxiv, observed 2026-08-14T14:00:43.979600Z

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=2026-08-14T14:00:43.889121Z digest=sha256:eacbc55c95b4eb26b13b53169ffeb90892371667efe4d0ab93d98092d439604f

Observation 89154607-a947-4e8a-8e46-b80744700039 · outbound

This paper cites Enumerations of ordered trees.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Enumerations of ordered trees

Reference 6

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.147220Z

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=2026-08-14T14:00:43.892847Z digest=sha256:7a8b7c30f3bb96521898946ba15fc493d0de708b5f7ebf63780fe4d1baafaa96

Observation 2962866c-dc6c-4270-97b2-ee9f4f28f201 · outbound

This paper cites Patterns in trees.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Patterns in trees

Reference 7

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.135774Z

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=2026-08-14T14:00:43.896572Z digest=sha256:d05366060d10b70d50f2cca9aa81109ea70dc227d1bd4d0e74167747ff48b899

Observation 16a5352e-2939-4de1-8d3c-3505f4faae20 · outbound

This paper cites The Cycle Lemma and some a pplications.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers The Cycle Lemma and some a pplications

Reference 8

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.124332Z

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=2026-08-14T14:00:43.899945Z digest=sha256:8861fcc9bbe4a59028631918c8fa313e7bd8f1fbd6a18d3f73a342c31f4ebd1a

Observation d8a38af9-18d6-4d3a-812f-ffbda924dc17 · outbound

This paper cites More patterns in trees: U p and down, young and old, odd and even.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers More patterns in trees: U p and down, young and old, odd and even

Reference 9

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.111602Z

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=2026-08-14T14:00:43.902936Z digest=sha256:6ee0c095799b5034749d53a756f271fc93ffe894059daadf53750a1907350396

Observation 0feb5cac-328d-4e44-9ad3-b79489b3c4bf · outbound

This paper cites Dyck path enumeration.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Dyck path enumeration

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.098229Z

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=2026-08-14T14:00:43.906239Z digest=sha256:79d35b37d75b2b52d9ccd8d14ec9c7bf6dfe0b9513cdaaa7bae1121ff0fc5601

Observation 849c3b79-6b02-471c-876b-d9b70720380e · outbound

This paper cites A survey of the Fine numbers.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers A survey of the Fine numbers

Reference 11

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.087996Z

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=2026-08-14T14:00:43.909553Z digest=sha256:e880cadfe4ac630f9d4d359e07c21c5683c8570d36d935bc3adceb3d4eca17f5

Observation 7898050a-14bb-47f9-a652-f98d76420f75 · outbound

This paper cites A problem of arrange ments.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers A problem of arrange ments

Reference 12

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.076435Z

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=2026-08-14T14:00:43.912716Z digest=sha256:1097b223046d326150818353363af9a82e17558ced0a6d9f0b63e2630ad6c1b9

Observation b1e70cfa-3789-4a03-baa0-14031a6c6a04 · outbound

This paper cites Protection number in plane trees.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Protection number in plane trees

Reference 13

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.066859Z

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=2026-08-14T14:00:43.916886Z digest=sha256:608f64a6465a36c8732823a6108ef71f32eb3d1a34edb10b95d3969b139df250

Observation 10fcbaa7-0d7f-46a8-86aa-ed8dde74f75a · outbound

This paper cites Narayana.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Narayana

Reference 14

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.056349Z

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=2026-08-14T14:00:43.920886Z digest=sha256:0fd5040d524439db9de38543ed65373dd31dfc1d00f51a1a8dc43b0c631ae0fb

Observation e8a44a42-79c2-4bbf-be62-3e3f311c8ef8 · outbound

This paper cites Enumeration of plane trees by branches and end points.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Enumeration of plane trees by branches and end points

Reference 15

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T14:00:44.045731Z

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=2026-08-14T14:00:43.924636Z digest=sha256:287efc0dc951869f107e443dc82176cb8842d0471499a7a7eef350eccb9a1192

Observation 843b1108-c03c-4713-8d80-cb4ba265c53f · outbound

This paper cites an unresolved cited work.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Unresolved cited work

Reference 16

Resolution
unresolved
raw_fallback, observed 2026-08-14T14:00:44.034040Z

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=2026-08-14T14:00:43.928226Z digest=sha256:d9b4fd5e04c6da9900a252a95ebc5af6a8902f9e0d53602cd603a4d5670c404c

Observation 9682483d-54a4-4cd3-9307-63476f7ec5a3 · outbound

This paper cites an unresolved cited work.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Unresolved cited work

Reference 17

Resolution
unresolved
raw_fallback, observed 2026-08-14T14:00:44.021522Z

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=2026-08-14T14:00:43.931702Z digest=sha256:54e2c916696ae01444a207631d5b899b73c174cc0ca3e21810fc134dcf3cfd49

Observation 62e53930-f6db-449e-b65d-7e9b44825f83 · outbound

This paper cites an unresolved cited work.

Nonleaf Patterns in Trees: Protected Nodes and Fine Numbers Unresolved cited work

Reference 18

Resolution
unresolved
raw_fallback, observed 2026-08-14T14:00:44.009735Z

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=2026-08-14T14:00:43.935514Z digest=sha256:94c632bc820da7e729750e0a4a543b72df1efa03174ee89592543e4fc5cf20b6

Pith citing papers

No inbound Pith citation observations are available.