Pith Number

pith:CNHEAXLG

pith:2023:CNHEAXLGP3O6GPDGCTNSH6Z3AD

not attested not anchored not stored refs pending

On Momentum-Based Gradient Methods for Bilevel Optimization with Nonconvex Lower-Level

Feihu Huang

arxiv:2303.03944 v4 · 2023-03-07 · math.OC · cs.LG · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CNHEAXLGP3O6GPDGCTNSH6Z3AD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

2 papers in Pith

On the Stability and Generalization of First-order Bilevel Minimax Optimization

Penalty-Based First-Order Methods for Bilevel Optimization with Minimax and Constrained Lower-Level Problems

Receipt and verification

First computed	2026-07-05T07:14:09.998801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

134e405d667edde33c6614db23fb3b00f764648356071193a7a19ea3592fdea4

Aliases

arxiv: 2303.03944 · arxiv_version: 2303.03944v4 · doi: 10.48550/arxiv.2303.03944 · pith_short_12: CNHEAXLGP3O6 · pith_short_16: CNHEAXLGP3O6GPDG · pith_short_8: CNHEAXLG

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CNHEAXLGP3O6GPDGCTNSH6Z3AD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 134e405d667edde33c6614db23fb3b00f764648356071193a7a19ea3592fdea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d72292d1e1002b0a726d7feeab9a43c96ccb230dd8145f63c06d73ad32378300",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-03-07T14:55:05Z",
    "title_canon_sha256": "b2b25e642678b57750d3267e9892cb5add4df69609c2ad290c873338d5281e16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.03944",
    "kind": "arxiv",
    "version": 4
  }
}