Pith Number

pith:HW7IO7MZ

pith:2017:HW7IO7MZSW44L4VS7JQRROARFZ

not attested not anchored not stored refs pending

Size Matters: Cardinality-Constrained Clustering and Outlier Detection via Conic Optimization

Daniel Kuhn, Kilian Schindler, Napat Rujeerapaiboon, Wolfram Wiesemann

arxiv:1705.07837 v3 · 2017-05-22 · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HW7IO7MZSW44L4VS7JQRROARFZ}

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	2026-05-17T23:56:39.040531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dbe877d9995b9c5f2b2fa6118b8112e666a86aab5aff305a039311aef465899

Aliases

arxiv: 1705.07837 · arxiv_version: 1705.07837v3 · doi: 10.48550/arxiv.1705.07837 · pith_short_12: HW7IO7MZSW44 · pith_short_16: HW7IO7MZSW44L4VS · pith_short_8: HW7IO7MZ

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/HW7IO7MZSW44L4VS7JQRROARFZ \
  | 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: 3dbe877d9995b9c5f2b2fa6118b8112e666a86aab5aff305a039311aef465899

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10d23a482783159d594884709eb09b5e54c4e432b5de1fa7392c24a3c05d5dc2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-05-22T16:32:23Z",
    "title_canon_sha256": "dad2adffd35c10072e5ad62d3ba1656b1926a1077f4a5c3ffb0abaabdf9d1b4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07837",
    "kind": "arxiv",
    "version": 3
  }
}