Pith Number

pith:GS2XDNRB

pith:2026:GS2XDNRBF4OTCDQQKSFJ7WSHZ7

not attested not anchored not stored refs pending

A Perturbed DCA for Computing d-Stationary Points of Nonsmooth DC Programs

Yancheng Yuan, Zhangcheng Feng

arxiv:2601.02084 v3 · 2026-01-05 · 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{GS2XDNRBF4OTCDQQKSFJ7WSHZ7}

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.

Cited by

1 paper in Pith

Solving Constrained Affine Heaviside Composite Optimization Problems by a Progressive IP Approach

Receipt and verification

First computed	2026-08-04T02:09:17.104452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b571b6212f1d310e10548a9fda47cfe4cf58b1d4a17d5619785b261e3dc802

Aliases

arxiv: 2601.02084 · arxiv_version: 2601.02084v3 · doi: 10.48550/arxiv.2601.02084 · pith_short_12: GS2XDNRBF4OT · pith_short_16: GS2XDNRBF4OTCDQQ · pith_short_8: GS2XDNRB

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/GS2XDNRBF4OTCDQQKSFJ7WSHZ7 \
  | 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: 34b571b6212f1d310e10548a9fda47cfe4cf58b1d4a17d5619785b261e3dc802

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be1e9f0d033377281a58de5c7faf4d86c8da00479c3dbee2e276b199de70d005",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-01-05T13:12:29Z",
    "title_canon_sha256": "ca67ff5edbc57ba99e01c14c17d62b01e4ed0b21676316253f7a64e1368b4400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.02084",
    "kind": "arxiv",
    "version": 3
  }
}