Pith Number

pith:GKNIM2BV

pith:2005:GKNIM2BVJN53UCGV3A3X3MKCSZ

not attested not anchored not stored refs pending

k-core decomposition: a tool for the visualization of large scale networks

Alain Barrat (LPTO), Alessandro Vespignani (LPTO), Jos\'e Ignacio Alvarez-Hamelin (LPTO), Luca Dall'Asta (LPTO)

arxiv:cs/0504107 v2 · 2005-04-28 · cs.NI · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GKNIM2BVJN53UCGV3A3X3MKCSZ}

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	2026-05-18T01:08:55.083573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

329a8668354b7bba08d5d8377db14296726fc2081228dc1d93c6c43d9f4969a7

Aliases

arxiv: cs/0504107 · arxiv_version: cs/0504107v2 · doi: 10.48550/arxiv.cs/0504107 · pith_short_12: GKNIM2BVJN53 · pith_short_16: GKNIM2BVJN53UCGV · pith_short_8: GKNIM2BV

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/GKNIM2BVJN53UCGV3A3X3MKCSZ \
  | 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: 329a8668354b7bba08d5d8377db14296726fc2081228dc1d93c6c43d9f4969a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa2748fa384bc8773ed9d51d5940958c8a1ec948099dcfa8518a399c63f9b3e2",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "",
    "primary_cat": "cs.NI",
    "submitted_at": "2005-04-28T13:53:36Z",
    "title_canon_sha256": "b6ab5f776ce4d486b60ef25ca92c3bc28da0bdde7e393cc670754ef267a6b350"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0504107",
    "kind": "arxiv",
    "version": 2
  }
}