Pith Number

pith:424EKEH3

pith:2018:424EKEH3PJSXMVXIICNLGGPPWU

not attested not anchored not stored refs pending

A Stochastic Semismooth Newton Method for Nonsmooth Nonconvex Optimization

Andre Milzarek, Michael Ulbrich, Shicong Cen, Xiantao Xiao, Zaiwen Wen

arxiv:1803.03466 v1 · 2018-03-09 · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{424EKEH3PJSXMVXIICNLGGPPWU}

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	2026-05-18T00:21:39.490184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6b84510fb7a657656e8409ab319efb53961cf77690b997e4943fa180411cbc8

Aliases

arxiv: 1803.03466 · arxiv_version: 1803.03466v1 · doi: 10.48550/arxiv.1803.03466 · pith_short_12: 424EKEH3PJSX · pith_short_16: 424EKEH3PJSXMVXI · pith_short_8: 424EKEH3

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/424EKEH3PJSXMVXIICNLGGPPWU \
  | 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: e6b84510fb7a657656e8409ab319efb53961cf77690b997e4943fa180411cbc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1368c7ceb348021909a3b71892f45b47fd57e86e3f956d828717ea3a4244a2d8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-03-09T11:08:59Z",
    "title_canon_sha256": "9d83ef23e6ea6897c8213bb828877781f284394dce457e0b5ccbfb968d057d05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03466",
    "kind": "arxiv",
    "version": 1
  }
}