Pith Number

pith:34E55K2U

pith:2025:34E55K2U7RDZKTEALLTHWSIQR7

not attested not anchored not stored refs pending

Efficient Primal-dual Forward-backward Splitting Method for Wasserstein-like Gradient Flows with General Nonlinear Mobilities

Chaozhen Wei, Li Wang, Yunhong Deng

arxiv:2504.12713 v1 · 2025-04-17 · math.NA · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{34E55K2U7RDZKTEALLTHWSIQR7}

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	2026-07-05T10:50:21.118146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df09deab54fc47954c805ae67b49108fd02af3742434f2fba162bb2d97855a0e

Aliases

arxiv: 2504.12713 · arxiv_version: 2504.12713v1 · doi: 10.48550/arxiv.2504.12713 · pith_short_12: 34E55K2U7RDZ · pith_short_16: 34E55K2U7RDZKTEA · pith_short_8: 34E55K2U

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/34E55K2U7RDZKTEALLTHWSIQR7 \
  | 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: df09deab54fc47954c805ae67b49108fd02af3742434f2fba162bb2d97855a0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b906de56a039740837369b38431a5fd91dc6426119ed6f74068fd26c24f9b71",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-04-17T07:37:08Z",
    "title_canon_sha256": "e6965d6395c316c688191b9642c1b9800798dcdbe19f783c3d482cc9044507d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.12713",
    "kind": "arxiv",
    "version": 1
  }
}