Pith Number

pith:L3ZZAACL

pith:2025:L3ZZAACLMYPIBWBW5WSMXTJVSW

not attested not anchored not stored refs pending

Variable smoothing algorithm for inner-loop-free DC composite optimizations

Isao Yamada, Keita Kume, Kumataro Yazawa

arxiv:2503.13990 v2 · 2025-03-18 · 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{L3ZZAACLMYPIBWBW5WSMXTJVSW}

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

A Proximal Variable Smoothing for Minimization of Nonlinearly Composite Nonsmooth Function -- Finite-Max Minimization and MIMO Applications

Receipt and verification

First computed	2026-07-05T12:00:46.866507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ef390004b661e80d836eda4cbcd35958e984cc95f34b6625b9508f53d5df99b

Aliases

arxiv: 2503.13990 · arxiv_version: 2503.13990v2 · doi: 10.48550/arxiv.2503.13990 · pith_short_12: L3ZZAACLMYPI · pith_short_16: L3ZZAACLMYPIBWBW · pith_short_8: L3ZZAACL

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/L3ZZAACLMYPIBWBW5WSMXTJVSW \
  | 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: 5ef390004b661e80d836eda4cbcd35958e984cc95f34b6625b9508f53d5df99b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "320d34553ec672cf9d58049cea03cb72d99addd635c71b76e56e7feff368d08b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-03-18T07:51:09Z",
    "title_canon_sha256": "68b2d89365fd85a66a2775359c7933ba38feeb0b321f8f6db75176491bfb6e70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.13990",
    "kind": "arxiv",
    "version": 2
  }
}