Pith Number

pith:UT7SEUA4

pith:2008:UT7SEUA44NUJJ6USN65XNJU4FG

not attested not anchored not stored refs pending

Community Structure in Large Networks: Natural Cluster Sizes and the Absence of Large Well-Defined Clusters

Anirban Dasgupta, Jure Leskovec, Kevin J. Lang, Michael W. Mahoney

arxiv:0810.1355 v1 · 2008-10-08 · cs.DS · physics.data-an · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UT7SEUA44NUJJ6USN65XNJU4FG}

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	2026-07-04T15:15:02.075811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4ff22501ce36894fa926fbb76a69c298ab4d67e4c5f018f3b724b9e737830a8

Aliases

arxiv: 0810.1355 · arxiv_version: 0810.1355v1 · doi: 10.48550/arxiv.0810.1355 · pith_short_12: UT7SEUA44NUJ · pith_short_16: UT7SEUA44NUJJ6US · pith_short_8: UT7SEUA4

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/UT7SEUA44NUJJ6USN65XNJU4FG \
  | 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: a4ff22501ce36894fa926fbb76a69c298ab4d67e4c5f018f3b724b9e737830a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ab0ee11dea45e0ede1d724c207519aabfdd4d589aec78f7ef54c784bdd6eb35",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2008-10-08T05:42:43Z",
    "title_canon_sha256": "f03850e9a71955c12a297a9f0bd04b7740a6e40cfbc202f9385beee35a742d02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.1355",
    "kind": "arxiv",
    "version": 1
  }
}