Pith Number

pith:LPR37GVZ

pith:2025:LPR37GVZRV43VDGGZNHA7LIPVS

not attested not anchored not stored refs pending

An Optimistic Gradient Tracking Method for Distributed Minimax Optimization

Jiming Chen, Jinming Xu, Karl Henrik Johansson, Yan Huang

arxiv:2508.21431 v1 · 2025-08-29 · math.OC · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LPR37GVZRV43VDGGZNHA7LIPVS}

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	2026-07-05T12:01:34.759789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5be3bf9ab98d79ba8cc6cb4e0fad0faca932a1748a502fcaa2ac2b9537fe9ff7

Aliases

arxiv: 2508.21431 · arxiv_version: 2508.21431v1 · doi: 10.48550/arxiv.2508.21431 · pith_short_12: LPR37GVZRV43 · pith_short_16: LPR37GVZRV43VDGG · pith_short_8: LPR37GVZ

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/LPR37GVZRV43VDGGZNHA7LIPVS \
  | 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: 5be3bf9ab98d79ba8cc6cb4e0fad0faca932a1748a502fcaa2ac2b9537fe9ff7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f57c036d2637f40f6d18722c75b06766b86e3f3f248d8f563f857e8fbe1a2277",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-08-29T08:59:04Z",
    "title_canon_sha256": "699d183db06280d2b218bf59afb39db125b4ba03ed880b167903782786012cb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.21431",
    "kind": "arxiv",
    "version": 1
  }
}