Pith Number

pith:NQ5VQAGW

pith:2018:NQ5VQAGWOAJNEWHGXA7RJVMWLI

not attested not anchored not stored refs pending

Solving the OSCAR and SLOPE Models Using a Semismooth Newton-Based Augmented Lagrangian Method

Defeng Sun, Kim-Chuan Toh, Naihua Xiu, Ziyan Luo

arxiv:1803.10740 v1 · 2018-03-28 · 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{NQ5VQAGWOAJNEWHGXA7RJVMWLI}

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	2026-05-18T00:19:54.252287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c3b5800d67012d258e6b83f14d5965a031422c1ddafa10482f5f6bd6905c0c9

Aliases

arxiv: 1803.10740 · arxiv_version: 1803.10740v1 · doi: 10.48550/arxiv.1803.10740 · pith_short_12: NQ5VQAGWOAJN · pith_short_16: NQ5VQAGWOAJNEWHG · pith_short_8: NQ5VQAGW

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/NQ5VQAGWOAJNEWHGXA7RJVMWLI \
  | 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: 6c3b5800d67012d258e6b83f14d5965a031422c1ddafa10482f5f6bd6905c0c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98a2b3d97dc04a4d1c89da151c55875a19cb49555d656c11ef1e2ede1ff7eb8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-03-28T17:25:49Z",
    "title_canon_sha256": "f0e93361d0a164a825ab37cfbe319869bb7452e0ecf682224a7a3c60c078c149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10740",
    "kind": "arxiv",
    "version": 1
  }
}