Pith Number

pith:CQ7YAOZ4

pith:2020:CQ7YAOZ4ZHDLEO3FNS77VRDJGA

not attested not anchored not stored refs pending

Signless Normalized Laplacian for Hypergraphs

Eleonora Andreotti, Raffaella Mulas

arxiv:2005.14484 v2 · 2020-05-29 · math.CO · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQ7YAOZ4ZHDLEO3FNS77VRDJGA}

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.

Cited by

1 paper in Pith

Lin-Lu-Yau Ricci curvature on hypergraphs

Receipt and verification

First computed	2026-07-05T05:14:07.793904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

143f803b3cc9c6b23b656cbffac469300b3a56232eaa9ee07b31f5f3e50c2c6a

Aliases

arxiv: 2005.14484 · arxiv_version: 2005.14484v2 · doi: 10.48550/arxiv.2005.14484 · pith_short_12: CQ7YAOZ4ZHDL · pith_short_16: CQ7YAOZ4ZHDLEO3F · pith_short_8: CQ7YAOZ4

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/CQ7YAOZ4ZHDLEO3FNS77VRDJGA \
  | 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: 143f803b3cc9c6b23b656cbffac469300b3a56232eaa9ee07b31f5f3e50c2c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7a721032d2844ba4594aa93764609df3cf7bad99057b93aef3504d416c313bd",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-05-29T10:04:19Z",
    "title_canon_sha256": "1f1d94643c03c5cbf6b43f7c710ed0267d0e1c05099c80a93727d23e632c2642"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.14484",
    "kind": "arxiv",
    "version": 2
  }
}