Pith Number

pith:4QK6OQQQ

pith:2010:4QK6OQQQ4WKB4UBOCWR5PTPVXG

not attested not anchored not stored refs pending

Analysis of Agglomerative Clustering

Christian Sohler, Daniel Kuntze, Johannes Bl\"omer, Marcel R. Ackermann

arxiv:1012.3697 v4 · 2010-12-16 · cs.DS · cs.CG · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QK6OQQQ4WKB4UBOCWR5PTPVXG}

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	2026-05-18T02:56:58.648159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e415e74210e5941e502e15a3d7cdf5b9b44b76070aedb532a53530543285b145

Aliases

arxiv: 1012.3697 · arxiv_version: 1012.3697v4 · doi: 10.48550/arxiv.1012.3697 · pith_short_12: 4QK6OQQQ4WKB · pith_short_16: 4QK6OQQQ4WKB4UBO · pith_short_8: 4QK6OQQQ

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/4QK6OQQQ4WKB4UBOCWR5PTPVXG \
  | 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: e415e74210e5941e502e15a3d7cdf5b9b44b76070aedb532a53530543285b145

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e09a398299755700bc3be2a88a78fdfcfe4c450b51f6efce38ab481a9c3cc7",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-12-16T17:46:07Z",
    "title_canon_sha256": "78799264c34a842436b7c17c866f9243f7d2784d5cc8b0951e30da14384b2955"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3697",
    "kind": "arxiv",
    "version": 4
  }
}