Pith Number

pith:LQTC2ZNT

pith:2015:LQTC2ZNTC4ZB5QWVVXDFVFGRGY

not attested not anchored not stored refs pending

Faster unfolding of communities: speeding up the Louvain algorithm

V.A. Traag

arxiv:1503.01322 v2 · 2015-03-04 · physics.soc-ph · cs.DS · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQTC2ZNTC4ZB5QWVVXDFVFGRGY}

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	2026-05-18T01:33:35.057412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c262d65b317321ec2d5adc65a94d13602b4a004ca646e67e1a0598535fca6d8

Aliases

arxiv: 1503.01322 · arxiv_version: 1503.01322v2 · doi: 10.48550/arxiv.1503.01322 · pith_short_12: LQTC2ZNTC4ZB · pith_short_16: LQTC2ZNTC4ZB5QWV · pith_short_8: LQTC2ZNT

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/LQTC2ZNTC4ZB5QWVVXDFVFGRGY \
  | 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: 5c262d65b317321ec2d5adc65a94d13602b4a004ca646e67e1a0598535fca6d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a76b4cbc83f0b8c37baaf36f182c6975ec40da6b5ba02ab92f5c0e6d4b2de94",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-03-04T14:50:22Z",
    "title_canon_sha256": "d5c9ab25f028806bd55ab92cc87f32a4dfe0272c5583107414d7cfc1e1960900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01322",
    "kind": "arxiv",
    "version": 2
  }
}