Pith Number

pith:5JQBV4AA

pith:2025:5JQBV4AAIJ7MX7UCDGVIPKBZWY

not attested not anchored not stored refs pending

A Globalized Semismooth Newton Method for Prox-regular Optimization Problems

Pengcheng Wu, Shaohua Pan, Xiaoqi Yang, Yaohua Hu, Yuqia Wu

arxiv:2509.05765 v1 · 2025-09-06 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5JQBV4AAIJ7MX7UCDGVIPKBZWY}

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	2026-07-05T12:06:23.704149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea601af000427ecbfe8219aa87a839b6350b7b9dfb1b9175463f9493628997be

Aliases

arxiv: 2509.05765 · arxiv_version: 2509.05765v1 · doi: 10.48550/arxiv.2509.05765 · pith_short_12: 5JQBV4AAIJ7M · pith_short_16: 5JQBV4AAIJ7MX7UC · pith_short_8: 5JQBV4AA

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/5JQBV4AAIJ7MX7UCDGVIPKBZWY \
  | 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: ea601af000427ecbfe8219aa87a839b6350b7b9dfb1b9175463f9493628997be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2f2ca09cfcc6b43c50505f73f5d1275deb23415a6c568ce274e80cd2f4fc037",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-09-06T16:32:26Z",
    "title_canon_sha256": "abf9bfe5afe5068d2a99e430b387a0f19924077d5351e72036622b2ec716ad6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05765",
    "kind": "arxiv",
    "version": 1
  }
}