Pith Number

pith:4OP6Z2PZ

pith:2025:4OP6Z2PZOT4EVMZM3CNB3JR6YG

not attested not anchored not stored refs pending

Adaptive Extrapolated Proximal Gradient Methods with Variance Reduction for Composite Nonconvex Finite-Sum Minimization

Ganzhao Yuan

arxiv:2502.21099 v2 · 2025-02-28 · math.OC · cs.CV · 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{4OP6Z2PZOT4EVMZM3CNB3JR6YG}

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.

Receipt and verification

First computed	2026-07-05T11:04:46.575798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e39fece9f974f84ab32cd89a1da63ec192e0a01bf72854393c6481598b2116fe

Aliases

arxiv: 2502.21099 · arxiv_version: 2502.21099v2 · doi: 10.48550/arxiv.2502.21099 · pith_short_12: 4OP6Z2PZOT4E · pith_short_16: 4OP6Z2PZOT4EVMZM · pith_short_8: 4OP6Z2PZ

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/4OP6Z2PZOT4EVMZM3CNB3JR6YG \
  | 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: e39fece9f974f84ab32cd89a1da63ec192e0a01bf72854393c6481598b2116fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "341937bb882844395c1ea515ae10c81bdf949eb17eccc1ad07c341229bcc3ce0",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-02-28T14:37:56Z",
    "title_canon_sha256": "ad49b7dc34a383553e76b7135e326f6accb0c4330f7acf8945f017ab5b667aa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.21099",
    "kind": "arxiv",
    "version": 2
  }
}