Pith Number

pith:4XM7BA2L

pith:2019:4XM7BA2LNYVM73LNNEX5BQBNMV

not attested not anchored not stored refs pending

$k$-means clustering of extremes

Anja Jan{\ss}en, Phyllis Wan

arxiv:1904.02970 v2 · 2019-04-05 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XM7BA2LNYVM73LNNEX5BQBNMV}

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

Principal Component Analysis for Multivariate Extremes

Receipt and verification

First computed	2026-05-17T23:45:09.037025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5d9f0834b6e2acfed6d692fd0c02d657642d103e9b29dd10e4edc9f11b12d72

Aliases

arxiv: 1904.02970 · arxiv_version: 1904.02970v2 · doi: 10.48550/arxiv.1904.02970 · pith_short_12: 4XM7BA2LNYVM · pith_short_16: 4XM7BA2LNYVM73LN · pith_short_8: 4XM7BA2L

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/4XM7BA2LNYVM73LNNEX5BQBNMV \
  | 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: e5d9f0834b6e2acfed6d692fd0c02d657642d103e9b29dd10e4edc9f11b12d72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cef988f1fd2940481d645fb20edbb3afe10057ae7b70c8051939b4e946b25cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-04-05T10:06:16Z",
    "title_canon_sha256": "b4ba645df12727b8dd81e14653616f333ce1af3257054b0d5513f6272e16e6a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02970",
    "kind": "arxiv",
    "version": 2
  }
}