Pith Number

pith:UECYM76G

pith:2014:UECYM76GBIXBNZDMBE5KUC7CCG

not attested not anchored not stored refs pending

Penalty methods for a class of non-Lipschitz optimization problems

Ting Kei Pong, Xiaojun Chen, Zhaosong Lu

arxiv:1409.2558 v3 · 2014-09-09 · 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{UECYM76GBIXBNZDMBE5KUC7CCG}

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	2026-05-18T01:17:33.369209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a105867fc60a2e16e46c093aaa0be211bc14b7f35b06c829a11969cdc479bc53

Aliases

arxiv: 1409.2558 · arxiv_version: 1409.2558v3 · doi: 10.48550/arxiv.1409.2558 · pith_short_12: UECYM76GBIXB · pith_short_16: UECYM76GBIXBNZDM · pith_short_8: UECYM76G

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/UECYM76GBIXBNZDMBE5KUC7CCG \
  | 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: a105867fc60a2e16e46c093aaa0be211bc14b7f35b06c829a11969cdc479bc53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9998667e2685b8042dabe46bf2870f1a99e076d22ac8e9e645fe01567d0c0e5",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-09-09T00:41:56Z",
    "title_canon_sha256": "0e025aa63009e71af25b8f0671d93e02955d892a95769492e104cbc1fd9d86ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2558",
    "kind": "arxiv",
    "version": 3
  }
}