Pith Number

pith:5EPRE3JL

pith:2025:5EPRE3JL2VFK24FNDL6SWFTFY4

not attested not anchored not stored refs pending

Solving Large Multicommodity Network Flow Problems on GPUs

Fangzhao Zhang, Stephen Boyd

arxiv:2501.17996 v2 · 2025-01-29 · 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{5EPRE3JL2VFK24FNDL6SWFTFY4}

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

3 papers in Pith

On the convergence of doubly stochastic Primal-Dual Hybrid Gradient Method

D-PDLP: Scaling PDLP to Distributed Multi-GPU Systems

Computational acceleration strategies for large-scale energy system optimization: a comparative study of GPU-accelerated and distributed-memory solvers

Receipt and verification

First computed	2026-07-05T10:43:43.190002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e91f126d2bd54aad70ad1afd2b1665c727492e6ba8aa1022a2c809582cd7db42

Aliases

arxiv: 2501.17996 · arxiv_version: 2501.17996v2 · doi: 10.48550/arxiv.2501.17996 · pith_short_12: 5EPRE3JL2VFK · pith_short_16: 5EPRE3JL2VFK24FN · pith_short_8: 5EPRE3JL

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/5EPRE3JL2VFK24FNDL6SWFTFY4 \
  | 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: e91f126d2bd54aad70ad1afd2b1665c727492e6ba8aa1022a2c809582cd7db42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b64232199636be09372eaf36e47669c0f890adf7e7195437ed7bba13acb51584",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-01-29T21:07:29Z",
    "title_canon_sha256": "778def32d3eead5676c1c0f61a7c391f50861bf33505e17d760708bffc760d6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.17996",
    "kind": "arxiv",
    "version": 2
  }
}