Paper Citation Record · LEDGER

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles

As of 13 August 2026, this Paper Citation Record lists 36 of 36 outbound references and 0 inbound Pith citation observations for arXiv:2508.02873.

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

pith.paper-citation-record.v1
2508.02873 v2

Coverage vector

measured 36 of 36 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-06T04:55:03.232017Z

measured 36 of 36 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-12T06:34:41.77262+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 exact0
verified fuzzy34
unresolved2
parse uncertain0
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External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 17793ec6-edfe-4c3a-a002-b44ddb4bd7c2 · outbound

This paper cites Interaction of leg stiffness and surface stiffness during human hopping,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Interaction of leg stiffness and surface stiffness during human hopping,

Reference 1

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.549245Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 44301cbc-10ba-4f96-83fe-fa1f2663924d · outbound

This paper cites Leg stiffness primarily depends on ankle stiffness during human hopping,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Leg stiffness primarily depends on ankle stiffness during human hopping,

Reference 2

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.541543Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation d3b80968-d0d1-46ee-a955-74150ff07889 · outbound

This paper cites Running springs: speed and animal size,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Running springs: speed and animal size,

Reference 3

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.533536Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 3a475f6b-0c83-4929-9d54-f8de28a67530 · outbound

This paper cites Running in the real world: adjusting leg stiffness for different surfaces,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Running in the real world: adjusting leg stiffness for different surfaces,

Reference 4

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.525059Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 07577014-216a-4de2-b81b-e4eae6bab832 · outbound

This paper cites Anymal-a highly mobile and dynamic quadrupedal robot,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Anymal-a highly mobile and dynamic quadrupedal robot,

Reference 5

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.516946Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation ba3e5cf2-7268-4de5-b919-1bbb30f6c2a5 · outbound

This paper cites Design principles for a family of direct-drive legged robots,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Design principles for a family of direct-drive legged robots,

Reference 6

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.509025Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 2d028e65-e022-4662-8804-f361b4f52140 · outbound

This paper cites Mit cheetah 3: Design and control of a robust, dynamic quadruped robot,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Mit cheetah 3: Design and control of a robust, dynamic quadruped robot,

Reference 7

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.500872Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation b3612fce-4412-4476-9353-e94d31d1f477 · outbound

This paper cites Actuator trans- parency and the energetic cost of proprioception,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Actuator trans- parency and the energetic cost of proprioception,

Reference 8

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.492586Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 0dee94f5-eba7-407f-a470-1e30c3216c43 · outbound

This paper cites An intro- ductory review of active compliant control,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles An intro- ductory review of active compliant control,

Reference 9

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.485015Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 2233a6d4-8493-459a-a301-176d0f5daf84 · outbound

This paper cites Design principles for energy-efficient legged locomotion and implementation on the mit cheetah robot,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Design principles for energy-efficient legged locomotion and implementation on the mit cheetah robot,

Reference 10

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.477415Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation afb512c6-1dcb-450b-883d-c8232c4c34e3 · outbound

This paper cites A review of quadruped robots: Structure, control, and autonomous motion,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles A review of quadruped robots: Structure, control, and autonomous motion,

Reference 11

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.469560Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 7a7a61dc-b4a7-4296-867c-b248f50ee38d · outbound

This paper cites Next generation legged robot locomotion: A review on control techniques,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Next generation legged robot locomotion: A review on control techniques,

Reference 12

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.461712Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation a575ebdd-d1a8-442c-8b44-d7a0d755163c · outbound

This paper cites Biorobotics: Using robots to emulate and investigate agile locomotion,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Biorobotics: Using robots to emulate and investigate agile locomotion,

Reference 13

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.453726Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 6a8c7d48-c426-49ba-a606-b5fa4e5a7154 · outbound

This paper cites Dynamic walking: Toward agile and efficient bipedal robots,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Dynamic walking: Toward agile and efficient bipedal robots,

Reference 14

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.446199Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation c08b8ade-db1e-4342-a1d2-3b02a9a72d58 · outbound

This paper cites Design and control of a tunable-stiffness coiled-spring actuator,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Design and control of a tunable-stiffness coiled-spring actuator,

Reference 15

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.438557Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation b47bdb04-3f2f-4d51-ae1f-100d9f698c97 · outbound

This paper cites Chapter 4 - control of motion and compliance,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Chapter 4 - control of motion and compliance,

Reference 16

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.430315Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation e5a57012-6972-4d6a-a994-93b50b15c48c · outbound

This paper cites Knee stiffness adjustment for energy efficient locomotion of a legged robot on surfaces with different stiffness,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Knee stiffness adjustment for energy efficient locomotion of a legged robot on surfaces with different stiffness,

Reference 17

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.422845Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 648b3d4c-aff2-4202-8d15-37a37ed2990f · outbound

This paper cites Design and characteri- zation of a pneumatic tunable-stiffness bellows actuator,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Design and characteri- zation of a pneumatic tunable-stiffness bellows actuator,

Reference 18

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.415163Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation b0eea437-7d9a-4adf-8885-22aea9fe659e · outbound

This paper cites Adaptive control of quadruped locomotion through variable compliance of revolute spiral feet,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Adaptive control of quadruped locomotion through variable compliance of revolute spiral feet,

Reference 19

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.407433Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 0ce5fbaf-2a30-4626-9e15-26f8e3e5040c · outbound

This paper cites Compliance control of a legged robot based on improved adaptive control: Method and experiments,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Compliance control of a legged robot based on improved adaptive control: Method and experiments,

Reference 20

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.399762Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation aed191b0-6147-4c54-9747-7acfd29b1ca0 · outbound

This paper cites Exper- imental investigations into the role of passive variable compliant legs for dynamic robotic locomotion,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Exper- imental investigations into the role of passive variable compliant legs for dynamic robotic locomotion,

Reference 21

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.392003Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 8fc4388d-4034-4c2d-888f-99cf070052f6 · outbound

This paper cites New variable passive-compliant element design for quadruped adaptation to stiffness-varying terrain,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles New variable passive-compliant element design for quadruped adaptation to stiffness-varying terrain,

Reference 22

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.384190Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 7d90794f-59ed-409b-9a21-1a1c63516b6c · outbound

This paper cites Uped: A quadruped robot platform to study directional leg compliance,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Uped: A quadruped robot platform to study directional leg compliance,

Reference 23

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.376470Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 8b4e25e2-175d-4ec1-828c-6bff77a84fe1 · outbound

This paper cites Virtual energy management for physical energy savings in a legged robot hopping on granular media,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Virtual energy management for physical energy savings in a legged robot hopping on granular media,

Reference 24

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.368672Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 0f876cb3-9512-479f-b2ed-d62d09526384 · outbound

This paper cites A tendon-driven origami hopper triggered by proprioceptive contact detection,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles A tendon-driven origami hopper triggered by proprioceptive contact detection,

Reference 25

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.360337Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation ec0e249d-c6fa-4c17-ba1c-0465f518a1b5 · outbound

This paper cites Learning to collab- orate with unknown agents in the absence of reward,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Learning to collab- orate with unknown agents in the absence of reward,

Reference 26

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.352412Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 8cac8d0f-6ba1-42b5-a9ae-fd0b74996bca · outbound

This paper cites A distributed abstract mac layer for cooperative learning on internet of vehicles,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles A distributed abstract mac layer for cooperative learning on internet of vehicles,

Reference 27

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.343783Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 84ad5d33-6d99-43c4-9881-4d9a449c546d · outbound

This paper cites Br-defedrl: Byzantine-robust decentralized federated reinforcement learning with fast convergence and communication efficiency,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Br-defedrl: Byzantine-robust decentralized federated reinforcement learning with fast convergence and communication efficiency,

Reference 28

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.335479Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 54744f36-1580-4253-aea9-8801a1d8cff8 · outbound

This paper cites Distributed age-of-information scheduling with noma via deep reinforcement learning,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Distributed age-of-information scheduling with noma via deep reinforcement learning,

Reference 29

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.326488Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation b4339e4f-fef4-4e55-bd40-789c1e2011b4 · outbound

This paper cites Byzantine fault tolerant consensus in open wireless networks via an abstract mac layer,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Byzantine fault tolerant consensus in open wireless networks via an abstract mac layer,

Reference 30

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.316978Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 5f0da6e5-7c3d-4715-a272-be0fc70ecde6 · outbound

This paper cites Cooperative Backdoor Attack in Decentralized Reinforcement Learning with Theoretical Guarantee.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Cooperative Backdoor Attack in Decentralized Reinforcement Learning with Theoretical Guarantee

Reference 31

Resolution: unresolved; no resolver link, observed 2026-08-06T04:55:03.217207Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6a7ecf64-a424-4fad-ac43-322ef1a53399 · outbound

This paper cites Adversarial inverse learning of defense policies conditioned on human factor models,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Adversarial inverse learning of defense policies conditioned on human factor models,

Reference 32

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.308598Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 7a1307e1-af6f-4d7f-842b-e348053998e1 · outbound

This paper cites Network diffuser for placing- scheduling service function chains with inverse demonstration,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Network diffuser for placing- scheduling service function chains with inverse demonstration,

Reference 33

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.298854Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation d4baea09-3780-4e81-8a83-4f69704e0912 · outbound

This paper cites Look-ahead robust network optimization with generative state predictions,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Look-ahead robust network optimization with generative state predictions,

Reference 34

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.289286Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Observation 1d83cd7a-3f49-43df-aa6a-45d0d4d823a7 · outbound

This paper cites Modeling Other Players with Bayesian Beliefs for Games with Incomplete Information.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Modeling Other Players with Bayesian Beliefs for Games with Incomplete Information

Reference 35

Resolution: unresolved; no resolver link, observed 2026-08-06T04:55:03.229003Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 87299d78-3b3b-40c3-9c9a-b4c8f8499daf · outbound

This paper cites Mitigating energy loss in a robot hopping on a physically emulated dissipative substrate,.

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles Mitigating energy loss in a robot hopping on a physically emulated dissipative substrate,

Reference 36

Resolution: verified fuzzy; raw_fallback, observed 2026-08-06T04:55:03.279193Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.

Pith citing papers

No inbound Pith citation observations are available.