Paper Citation Record · LEDGER

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025

As of 19 August 2026, this Paper Citation Record lists 26 of 26 outbound references and 4 inbound Pith citation observations for arXiv:2505.20644.

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

pith.paper-citation-record.v1
2505.20644 v1

Coverage vector

measured 26 of 26 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-07T13:52:48.276234Z

measured 30 of 30 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-18T06:34:40.430872+00:00

measured 4 of 4 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-07T11:25:25.199085Z

measured 0 of 1 external citation measurements

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

Source: arxiv_reference, observed 2026-05-21T05:59:40.968045Z

Reference resolution

26 of 26 outbound references displayed

verified exact1
verified fuzzy2
unresolved23
parse uncertain0
malformed identifier0
metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 00309d1b-fc87-401f-8e71-04aa994fb696 · outbound

This paper cites Qwen2.5-VL Technical Report.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Qwen2.5-VL Technical Report

Reference 1

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:45.877137Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 7dca2ee3-cf4f-4a21-8a4b-2f5fd924c7bf · outbound

This paper cites Zero-Shot Video Question Answering with Procedural Programs.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Zero-Shot Video Question Answering with Procedural Programs

Reference 2

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:45.964764Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d8f38874-73e2-4f5d-9552-96fd59c9ef2f · outbound

This paper cites ObjectNLQ @ Ego4D Episodic Memory Challenge 2024.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 ObjectNLQ @ Ego4D Episodic Memory Challenge 2024

Reference 3

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.068036Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation f5e82ec6-5935-4c86-b0b2-cbf4cbde5422 · outbound

This paper cites Object-Shot Enhanced Grounding Network for Egocentric Video.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Object-Shot Enhanced Grounding Network for Egocentric Video

Reference 4

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.163301Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 3b1fde6e-4f8b-4ed2-a73d-7a4d78327423 · outbound

This paper cites Ego4d: Around the world in 3,000 hours of egocentric video.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Ego4d: Around the world in 3,000 hours of egocentric video

Reference 5

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.254112Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5a681851-a87b-4bff-8f4e-f97449355571 · outbound

This paper cites Bi-directional het- erogeneous graph hashing towards efficient outfit recom- mendation.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Bi-directional het- erogeneous graph hashing towards efficient outfit recom- mendation

Reference 6

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.387190Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b3c6c325-d615-44d9-a27d-a4c109922921 · outbound

This paper cites DeepSeek-R1: Incentivizing Reasoning Capability in LLMs via Reinforcement Learning.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 DeepSeek-R1: Incentivizing Reasoning Capability in LLMs via Reinforcement Learning

Reference 7

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.478367Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 87bba397-c7e3-4b47-a1a5-f296dea8325e · outbound

This paper cites GPT-4o System Card.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 GPT-4o System Card

Reference 8

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.596198Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 9a9a8877-fad1-4627-b811-606db55c351b · outbound

This paper cites Egoschema: A diagnostic benchmark for very long- form video language understanding.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Egoschema: A diagnostic benchmark for very long- form video language understanding

Reference 9

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:46.758920Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 67fd6c94-31f7-4781-8c91-9629e24320c8 · outbound

This paper cites Egoschema: A diagnostic benchmark for very long- form video language understanding.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Egoschema: A diagnostic benchmark for very long- form video language understanding

Reference 10

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:52:49.324116Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

Observation 80a6817b-41d1-4fa4-9a70-f87f50f234cb · outbound

This paper cites A Simple Recipe for Contrastively Pre-training Video-First Encoders Beyond 16 Frames.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 A Simple Recipe for Contrastively Pre-training Video-First Encoders Beyond 16 Frames

Reference 11

Resolution: verified exact; local_arxiv, observed 2026-08-07T13:52:48.799428Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

Observation 72fa2132-2f0a-42d9-bac2-0d276cbb2d25 · outbound

This paper cites Gemini 1.5: Unlocking multimodal understanding across millions of tokens of context.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Gemini 1.5: Unlocking multimodal understanding across millions of tokens of context

Reference 12

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.016912Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation de31d2bc-24b0-4290-928d-141577e8d402 · outbound

This paper cites VideoAgent: Long-form Video Understanding with Large Language Model as Agent.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 VideoAgent: Long-form Video Understanding with Large Language Model as Agent

Reference 13

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.085245Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 193ecce4-cb6a-41d2-894e-55cb1b61ad08 · outbound

This paper cites LifelongMemory: Leveraging LLMs for Answering Queries in Long-form Egocentric Videos.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 LifelongMemory: Leveraging LLMs for Answering Queries in Long-form Egocentric Videos

Reference 14

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.158946Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 4f82f8a4-75f2-4b0b-bd9f-12cdf4e124f5 · outbound

This paper cites InternVideo2: Scaling Foundation Models for Multimodal Video Understanding.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 InternVideo2: Scaling Foundation Models for Multimodal Video Understanding

Reference 15

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.260706Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation c068a17e-05cb-405c-8a87-1e3aa9a5b555 · outbound

This paper cites TIME: Temporal-Sensitive Multi-Dimensional Instruction Tuning and Robust Benchmarking for Video-LLMs.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 TIME: Temporal-Sensitive Multi-Dimensional Instruction Tuning and Robust Benchmarking for Video-LLMs

Reference 16

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.347803Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 8946bc22-2d2f-4797-9ed1-0c636a65981e · outbound

This paper cites Qwen3 Technical Report.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Qwen3 Technical Report

Reference 17

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.441675Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation a2d47cb6-9509-4678-ba47-00417f4e7550 · outbound

This paper cites mPLUG-Owl: Modularization Empowers Large Language Models with Multimodality.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 mPLUG-Owl: Modularization Empowers Large Language Models with Multimodality

Reference 18

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.510628Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 89b6721f-3457-49b3-88e1-24ab7fba52b6 · outbound

This paper cites A Simple LLM Framework for Long-Range Video Question-Answering.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 A Simple LLM Framework for Long-Range Video Question-Answering

Reference 19

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.594214Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d49ef4a6-3257-4047-a7c4-f447560d8be7 · outbound

This paper cites Multimodal dialog system: Rela- tional graph-based context-aware question understanding.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Multimodal dialog system: Rela- tional graph-based context-aware question understanding

Reference 20

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.697062Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 82c94243-2b3c-4076-ac80-4679517a6a54 · outbound

This paper cites Attribute-guided collab- orative learning for partial person re-identification.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Attribute-guided collab- orative learning for partial person re-identification

Reference 21

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T13:52:49.170673Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

Observation 12afb00c-9e49-4505-abda-cdf65d3eb9c7 · outbound

This paper cites Uncovering Hidden Connections: Iterative Search and Reasoning for Video-grounded Dialog.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Uncovering Hidden Connections: Iterative Search and Reasoning for Video-grounded Dialog

Reference 22

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.883128Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 5f3f7379-e9b7-429e-a6e6-e2b60e4dc4a0 · outbound

This paper cites Multi-factor adaptive vision selec- tion for egocentric video question answering.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Multi-factor adaptive vision selec- tion for egocentric video question answering

Reference 23

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:47.972820Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 278b02d5-06a6-4851-924a-f9030a0c2c8c · outbound

This paper cites Hcqa@ ego4d egoschema challenge.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Hcqa@ ego4d egoschema challenge

Reference 24

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:48.050363Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 47d2f134-b5cc-488c-bdfe-7b5abc997ee6 · outbound

This paper cites Exo2ego: Exocentric knowledge guided mllm for egocentric video understanding.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 Exo2ego: Exocentric knowledge guided mllm for egocentric video understanding

Reference 25

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:48.276234Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 78568f41-dda2-4173-8471-f0c9980dce8f · outbound

This paper cites HCQA @ Ego4D EgoSchema Challenge 2024.

HCQA-1.5 @ Ego4D EgoSchema Challenge 2025 HCQA @ Ego4D EgoSchema Challenge 2024

Reference 2024

Resolution: unresolved; no resolver link, observed 2026-08-07T13:52:48.177755Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Pith citing papers

Observation d15d61c0-265f-4f8a-88da-fe45678c392d · inbound

Technical Report for Ego4D Long-Term Action Anticipation Challenge 2025 cites this paper.

Technical Report for Ego4D Long-Term Action Anticipation Challenge 2025 HCQA-1.5 @ Ego4D EgoSchema Challenge 2025

Reference 21

Resolution: unresolved; no resolver link, observed 2026-08-07T11:25:25.199085Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation ed5ab977-67e4-444b-a337-d8a01db63b69 · inbound

OSGNet @ Ego4D Episodic Memory Challenge 2025 cites this paper.

OSGNet @ Ego4D Episodic Memory Challenge 2025 HCQA-1.5 @ Ego4D EgoSchema Challenge 2025

Reference 25

Resolution: unresolved; no resolver link, observed 2026-08-07T10:59:13.051571Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 0fbd7d62-d046-4937-83d5-efe6ca1246ca · inbound

VISTA: Technical Report for the Ego4D Short-Term Object Interaction Anticipation at EgoVis 2026 cites this paper.

VISTA: Technical Report for the Ego4D Short-Term Object Interaction Anticipation at EgoVis 2026 HCQA-1.5 @ Ego4D EgoSchema Challenge 2025

Reference 18

Resolution: verified exact; arxiv_id, observed 2026-05-21T05:59:40.970085Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.

Observation fbada27c-adee-4880-8ae0-94852f55b513 · inbound

JFAA: Technical Report for the EPIC-KITCHENS-100 Action Anticipation Challenge at EgoVis 2026 cites this paper.

JFAA: Technical Report for the EPIC-KITCHENS-100 Action Anticipation Challenge at EgoVis 2026 HCQA-1.5 @ Ego4D EgoSchema Challenge 2025

Reference 12

Resolution: verified exact; arxiv_id, observed 2026-05-21T05:53:59.267856Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.