Pith Number

pith:YNA34Q26

pith:2019:YNA34Q26EYFSXJR4NN6ULLW6UO

not attested not anchored not stored refs pending

Optimal Clustering with Missing Values

Edward R. Dougherty, Shahin Boluki, Siamak Zamani Dadaneh, Xiaoning Qian

arxiv:1902.09694 v1 · 2019-02-26 · stat.ML · cs.LG · q-bio.QM · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YNA34Q26EYFSXJR4NN6ULLW6UO}

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	2026-05-17T23:52:35.564032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c341be435e260b2ba63c6b7d45aedea3a80838905e1afe76aec61ffe455989de

Aliases

arxiv: 1902.09694 · arxiv_version: 1902.09694v1 · doi: 10.48550/arxiv.1902.09694 · pith_short_12: YNA34Q26EYFS · pith_short_16: YNA34Q26EYFSXJR4 · pith_short_8: YNA34Q26

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/YNA34Q26EYFSXJR4NN6ULLW6UO \
  | 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: c341be435e260b2ba63c6b7d45aedea3a80838905e1afe76aec61ffe455989de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5be03f61cf6ba35796be3a272068fa047c617b2f1e1d8b4e400b76fdbaa8fa27",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-02-26T01:40:13Z",
    "title_canon_sha256": "05c56ff2ff8051888161277a1f2985f146a378a0e47d8a7760397146a919a9a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09694",
    "kind": "arxiv",
    "version": 1
  }
}