Pith Number

pith:YPR6WB6Y

pith:2011:YPR6WB6Y6IWUHMFGFEU2AEQJUQ

not attested not anchored not stored refs pending

A measure of centrality based on the spectrum of the Laplacian

Daniel Remondini, Scott D. Pauls

arxiv:1112.4758 v1 · 2011-12-20 · physics.data-an · cs.SI · 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{YPR6WB6Y6IWUHMFGFEU2AEQJUQ}

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	2026-05-18T03:22:53.798370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3e3eb07d8f22d43b0a62929a01209a42e895416aab6b06b18ea613c1acd79a7

Aliases

arxiv: 1112.4758 · arxiv_version: 1112.4758v1 · doi: 10.48550/arxiv.1112.4758 · pith_short_12: YPR6WB6Y6IWU · pith_short_16: YPR6WB6Y6IWUHMFG · pith_short_8: YPR6WB6Y

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/YPR6WB6Y6IWUHMFGFEU2AEQJUQ \
  | 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: c3e3eb07d8f22d43b0a62929a01209a42e895416aab6b06b18ea613c1acd79a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f70b299390f2371f0cc2e3be1d48f1d73e1805d565e4ed739c2aaa041f179d1",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2011-12-20T16:36:02Z",
    "title_canon_sha256": "73b7385477dec78920ff01397b2fb1759d3589a6849b4350ae30d9777bc79515"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4758",
    "kind": "arxiv",
    "version": 1
  }
}