Pith Number

pith:4WOPPUXV

pith:2018:4WOPPUXV33GRFRRC22JCWQTPXQ

not attested not anchored not stored refs pending

Subgradient-Free Stochastic Optimization Algorithm for Non-smooth Convex Functions over Time-Varying Networks

Mohsen Zamani, Wenxiao Zhao, Yiguang Hong, Yinghui Wang

arxiv:1806.08537 v1 · 2018-06-22 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WOPPUXV33GRFRRC22JCWQTPXQ}

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	2026-05-18T00:12:36.911229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e59cf7d2f5decd12c622d6922b426fbc253a97674c32d385cbddb5238d11f804

Aliases

arxiv: 1806.08537 · arxiv_version: 1806.08537v1 · doi: 10.48550/arxiv.1806.08537 · pith_short_12: 4WOPPUXV33GR · pith_short_16: 4WOPPUXV33GRFRRC · pith_short_8: 4WOPPUXV

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/4WOPPUXV33GRFRRC22JCWQTPXQ \
  | 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: e59cf7d2f5decd12c622d6922b426fbc253a97674c32d385cbddb5238d11f804

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3654b5256838967c49ab7d577218c36333ba94b3f23069ab8427db70bfa79365",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-06-22T07:57:33Z",
    "title_canon_sha256": "fa6f91ccf95253a1c024423d01ae563a49c237f4d8b856792e6260d73994bdea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08537",
    "kind": "arxiv",
    "version": 1
  }
}