Pith Number

pith:M2VGG3N3

pith:2014:M2VGG3N3SNDMZ2SJJJB4UHWQT4

not attested not anchored not stored refs pending

Empirical analysis on the connection between power-law distributions and allometries for urban indicators

Ervin K. Lenzi, Haroldo V. Ribeiro, Luiz G.A. Alves, Renio S. Mendes

arxiv:1405.0020 v2 · 2014-04-30 · physics.soc-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2VGG3N3SNDMZ2SJJJB4UHWQT4}

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	2026-05-18T02:48:46.016198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66aa636dbb9346ccea494a43ca1ed09f1dfd3fd729deb4e3ffe6ca88d8736e44

Aliases

arxiv: 1405.0020 · arxiv_version: 1405.0020v2 · doi: 10.48550/arxiv.1405.0020 · pith_short_12: M2VGG3N3SNDM · pith_short_16: M2VGG3N3SNDMZ2SJ · pith_short_8: M2VGG3N3

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/M2VGG3N3SNDMZ2SJJJB4UHWQT4 \
  | 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: 66aa636dbb9346ccea494a43ca1ed09f1dfd3fd729deb4e3ffe6ca88d8736e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74351eaa2a666fc71311031769fd1ee99b374a693e57d4cbffb51990b74bd005",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-04-30T20:11:12Z",
    "title_canon_sha256": "a6513dbf743ee7e55a68d4d1a006ed88230dc981df7d8a18054bdb270716ad1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0020",
    "kind": "arxiv",
    "version": 2
  }
}