Pith Number

pith:HEVK3XJI

pith:2015:HEVK3XJI57COOSUMMKBYA2VGSY

not attested not anchored not stored refs pending

Sparse Clustering of Functional Data

Davide Floriello, Valeria Vitelli

arxiv:1501.04755 v1 · 2015-01-20 · 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{HEVK3XJI57COOSUMMKBYA2VGSY}

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	2026-05-18T02:29:02.922014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

392aaddd28efc4e74a8c6283806aa6963bc4a914b22574a30c17115824085b35

Aliases

arxiv: 1501.04755 · arxiv_version: 1501.04755v1 · doi: 10.48550/arxiv.1501.04755 · pith_short_12: HEVK3XJI57CO · pith_short_16: HEVK3XJI57COOSUM · pith_short_8: HEVK3XJI

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/HEVK3XJI57COOSUMMKBYA2VGSY \
  | 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: 392aaddd28efc4e74a8c6283806aa6963bc4a914b22574a30c17115824085b35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be8ee5d6d7ccb39dc331539636eebe60c5e5f736f44595bacec92f0224034b7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-01-20T10:25:31Z",
    "title_canon_sha256": "4d1d901828c8ae56464a17f9f58784957f14cc3f21666b927e7989a53339a32d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04755",
    "kind": "arxiv",
    "version": 1
  }
}