Pith Number

pith:CXMMQMYB

pith:2013:CXMMQMYBFLXM3CCALF4GHVQIIZ

not attested not anchored not stored refs pending

Gradient methods for convex minimization: better rates under weaker conditions

Hui Zhang, Wotao Yin

arxiv:1303.4645 v2 · 2013-03-19 · math.OC · cs.IT · math.IT · 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{CXMMQMYBFLXM3CCALF4GHVQIIZ}

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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

1 paper in Pith

Convergence of Consensus-Based Particle Methods for Nonconvex Bi-Level Optimization

Receipt and verification

First computed	2026-05-18T03:13:58.048870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15d8c833012aeecd8840597863d6084655a29e1b0978663888e47022dc8d81eb

Aliases

arxiv: 1303.4645 · arxiv_version: 1303.4645v2 · doi: 10.48550/arxiv.1303.4645 · pith_short_12: CXMMQMYBFLXM · pith_short_16: CXMMQMYBFLXM3CCA · pith_short_8: CXMMQMYB

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/CXMMQMYBFLXM3CCALF4GHVQIIZ \
  | 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: 15d8c833012aeecd8840597863d6084655a29e1b0978663888e47022dc8d81eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0999f9ed04c8de3c6768db56504f65dc65fc2b75017a0d5f8f287eb8ba0d56d4",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-03-19T16:03:17Z",
    "title_canon_sha256": "e937a49ad1343896ca18962481afd53b40e547f408ea3747831a4ec03d70b603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4645",
    "kind": "arxiv",
    "version": 2
  }
}