Pith Number

pith:BWTSWIMX

pith:2025:BWTSWIMXC3NGCVDOTYJAETNOCU

not attested not anchored not stored refs pending

Quasi-difference-convexity: Modernization of Quasi-differentiable Optimization

Jong-Shi Pang, Yulin Peng

arxiv:2507.12413 v1 · 2025-07-16 · 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{BWTSWIMXC3NGCVDOTYJAETNOCU}

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	2026-07-05T11:38:19.839140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0da72b219716da61546e9e12024dae15279a0f3b047cfc6901dd693dc7c87134

Aliases

arxiv: 2507.12413 · arxiv_version: 2507.12413v1 · doi: 10.48550/arxiv.2507.12413 · pith_short_12: BWTSWIMXC3NG · pith_short_16: BWTSWIMXC3NGCVDO · pith_short_8: BWTSWIMX

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/BWTSWIMXC3NGCVDOTYJAETNOCU \
  | 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: 0da72b219716da61546e9e12024dae15279a0f3b047cfc6901dd693dc7c87134

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "943f1f0386e868a6e5e64f9d0f494e93e2dc4808610047847d2b115d8cc83820",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-07-16T17:00:55Z",
    "title_canon_sha256": "05e5545bf4ded4f6daf0b97d9a12f585893e1b1e1d642a8c63afbeacbc827ab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12413",
    "kind": "arxiv",
    "version": 1
  }
}