Pith Number

pith:32FAH2G5

pith:2008:32FAH2G5X2ENFKTNSYGNUPUFJH

not attested not anchored not stored refs pending

Community detection in networks with positive and negative links

Jeroen Bruggeman, V.A. Traag

arxiv:0811.2329 v3 · 2008-11-14 · 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{32FAH2G5X2ENFKTNSYGNUPUFJH}

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	2026-07-04T15:51:07.939582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de8a03e8ddbe88d2aa6d960cda3e8549d5bd415fdc4d086ebbf94415358ce70f

Aliases

arxiv: 0811.2329 · arxiv_version: 0811.2329v3 · doi: 10.48550/arxiv.0811.2329 · pith_short_12: 32FAH2G5X2EN · pith_short_16: 32FAH2G5X2ENFKTN · pith_short_8: 32FAH2G5

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/32FAH2G5X2ENFKTNSYGNUPUFJH \
  | 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: de8a03e8ddbe88d2aa6d960cda3e8549d5bd415fdc4d086ebbf94415358ce70f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a0a840f3ffa09f67737a623c39b35b441c2852af6f609334bd7f8ec0b30729b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2008-11-14T12:44:25Z",
    "title_canon_sha256": "312a4c3d614bddde292e11755497605fd4e0782b4fe436f2a09d2f9579368a81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2329",
    "kind": "arxiv",
    "version": 3
  }
}