Pith Number

pith:J4YNXGYZ

pith:2013:J4YNXGYZ5EC2JTLC3NTFCE73TQ

not attested not anchored not stored refs pending

Laplacian Spectral Properties of Graphs from Random Local Samples

Victor M. Preciado, Zhengwei Wu

arxiv:1310.4899 v1 · 2013-10-18 · cs.SI · cs.DM · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4YNXGYZ5EC2JTLC3NTFCE73TQ}

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	2026-05-18T03:10:02.259114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f30db9b19e905a4cd62db665113fb9c1bb2e43cce815a883a094dafd46d2d2f

Aliases

arxiv: 1310.4899 · arxiv_version: 1310.4899v1 · doi: 10.48550/arxiv.1310.4899 · pith_short_12: J4YNXGYZ5EC2 · pith_short_16: J4YNXGYZ5EC2JTLC · pith_short_8: J4YNXGYZ

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/J4YNXGYZ5EC2JTLC3NTFCE73TQ \
  | 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: 4f30db9b19e905a4cd62db665113fb9c1bb2e43cce815a883a094dafd46d2d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "764076de244849cee40b22792d5f0a4c54383a83fcfffe95dc25e3b3a8e1c1f3",
    "cross_cats_sorted": [
      "cs.DM",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-10-18T03:33:35Z",
    "title_canon_sha256": "3a2d844b0ddc15b09d599bd311d115f9a2c5c6ba7d4f4d17ccd3e62a6f311847"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4899",
    "kind": "arxiv",
    "version": 1
  }
}