Pith Number

pith:JHSSHCBS

pith:2023:JHSSHCBSQ2JAQKSWN6CGF2GDND

not attested not anchored not stored refs pending

Globally Optimal Solutions to a Class of Fractional Optimization Problems Based on Proximal Gradient Algorithm

Cheng Li, Jian-Feng Cai, Yizun Lin, Zhao-Rong Lai

arxiv:2306.11286 v4 · 2023-06-20 · math.OC · 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{JHSSHCBSQ2JAQKSWN6CGF2GDND}

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	2026-05-28T01:04:23.577080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e52388328692082a566f8462e8c368cbbf3690917f9e20a96712ce580d1528

Aliases

arxiv: 2306.11286 · arxiv_version: 2306.11286v4 · doi: 10.48550/arxiv.2306.11286 · pith_short_12: JHSSHCBSQ2JA · pith_short_16: JHSSHCBSQ2JAQKSW · pith_short_8: JHSSHCBS

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/JHSSHCBSQ2JAQKSWN6CGF2GDND \
  | 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: 49e52388328692082a566f8462e8c368cbbf3690917f9e20a96712ce580d1528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4faee45e6f725c8cb85265fe034df5b1941034c3c70db81cd9211d74e2524cc3",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-06-20T04:53:36Z",
    "title_canon_sha256": "0d1812586bac2c4d01a8478e0baee9735f39f76ebb76a0adb09db72236e350bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.11286",
    "kind": "arxiv",
    "version": 4
  }
}