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Paper Citation Record · LEDGER

Robust Learning of Multi-index Models via Iterative Subspace Approximation

As of 23 August 2026, this Paper Citation Record lists 12 of 12 outbound references and 1 inbound Pith citation observation for arXiv:2502.09525.

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

pith.paper-citation-record.v1
2502.09525 v2

Coverage vector

measured 12 of 12 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-07T21:21:35.853983Z

measured 13 of 13 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-23T06:30:58.430688+00:00

measured 1 of 1 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-04T23:35:21.780011Z

measured 0 of 1 external citation measurements

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

Source: pith, observed 2026-08-04T23:35:28.663009Z

Reference resolution

12 of 12 outbound references displayed

  • verified exact0
  • verified fuzzy3
  • unresolved9
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 2c835166-2971-492a-bd2f-640ca9cfe9a7 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 1

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:36.055985Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.798541Z digest=sha256:b3f1e044304e7c9f2bb09f2f8a7390b7660f0c1ecea2f8efbccbc96e5bba6440

Observation 0e741f6d-3841-40f5-9e77-4522ffb8c284 · outbound

This paper cites Fact A.2(see, e.g., Lemma 6 in [KTZ19]).

Robust Learning of Multi-index Models via Iterative Subspace Approximation Fact A.2(see, e.g., Lemma 6 in [KTZ19])

Reference 2

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T21:21:36.043330Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.804552Z digest=sha256:1b42f00a4b8addd90c152af5ae11a48b880d6610647ce0d056763266af07c1ac

Observation badd9e7a-ac6a-4f80-8b18-a5f9819c2e41 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 3

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:36.030015Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.809412Z digest=sha256:4fcceca2f9d384f91953a607e1304014f18724d46238808f343a06ef7762bcc8

Observation 424a8a24-0d87-4ab6-86cc-74a04736b790 · outbound

This paper cites (b) For any ρ ∈ (0, 1) the Tρg(x) is ∥g∥∞/ρ-Lipschitz, i.e., ∥∇Tρg(x)∥ ≤ ∥g∥∞/ρ for all x ∈ Rd.

Robust Learning of Multi-index Models via Iterative Subspace Approximation (b) For any ρ ∈ (0, 1) the Tρg(x) is ∥g∥∞/ρ-Lipschitz, i.e., ∥∇Tρg(x)∥ ≤ ∥g∥∞/ρ for all x ∈ Rd

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T21:21:36.016204Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.814444Z digest=sha256:5421ea22eac63e085e28ae5c2ce809665923c210001745acb2543c979cbf5c8a

Observation 43188851-a517-44b0-b12b-0341cf563b6f · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 5

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:36.001688Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.819842Z digest=sha256:5ae26e0f72b8e0c655aa73f95dc06f996fa97ab8fb005340ee980847b98bc60a

Observation ed05d245-e99d-4398-a342-3cb2125f9173 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 6

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:35.986555Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.824678Z digest=sha256:596ab667820978462c518b7d09c2b6b0a521d51f1d99c2496133122dd15d99da

Observation 14088e11-1c94-453d-9f1b-3f905bc06c92 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 7

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:35.970155Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.829888Z digest=sha256:a03bd8199ef723dde359b98186e51e4dc99bd0039a275a7083a4dfaf84a01835

Observation 17ed1992-818b-4705-9969-002b8a5b1099 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 8

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:35.953629Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.835277Z digest=sha256:84bd9357fa5360f72ab7f293ae446fb25ff027824f6f58abc661de3605a04d52

Observation a8c98fa2-6a0d-4e33-b438-2b28bf51ae19 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 9

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:35.938605Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.839732Z digest=sha256:b68fd712c52ca1feb3a9c17e8974c8d2c6c34a530bf10dfbdd6946d00771c200

Observation 69e91a0f-2f38-4099-ad53-8c87b833d754 · outbound

This paper cites This completes the proof.

Robust Learning of Multi-index Models via Iterative Subspace Approximation This completes the proof

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-07T21:21:35.923791Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.844843Z digest=sha256:c0d15f4d37fcd4513d68449816f592c333513649edc9769f4244a8a34092f61d

Observation 830caea7-7233-440b-aef4-25be750b17b8 · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 11

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:35.907657Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.849336Z digest=sha256:8ac66ec1d18bac91668089331e3ce41258c4e2eba2ad9326f2f56547a6ba9943

Observation 6b17c507-8ea1-4a80-a7de-5ac3e79ad02a · outbound

This paper cites an unresolved cited work.

Robust Learning of Multi-index Models via Iterative Subspace Approximation Unresolved cited work

Reference 12

Resolution
unresolved
raw_fallback, observed 2026-08-07T21:21:35.892183Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=pdf_text observed=2026-08-07T21:21:35.853983Z digest=sha256:73f5ccf3fe95bc47d815f60faeb64103c86c9e4b02882bbdc5af74e07ccb695e

Pith citing papers

Observation 3e51d447-13aa-4805-ab61-1347315bd1e9 · inbound

Approximate Message Passing with Random Initialization for Phase Retrieval cites this paper.

Approximate Message Passing with Random Initialization for Phase Retrieval Robust Learning of Multi-index Models via Iterative Subspace Approximation

Reference 2

Resolution
metadata mismatch
local_arxiv, observed 2026-08-04T23:35:28.669398Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-23T06:30:58.430688+00:00.

source=arxiv_source observed=2026-08-04T23:35:21.780011Z digest=sha256:6bde6814bcbbf96ffa2bf88d58ed149b6d6f6c95cb0a6339b8bb844947235547