Pith Number

pith:NDKVRXMN

pith:2013:NDKVRXMNLZXQZ4ZNIYL5NU2ZVV

not attested not anchored not stored refs pending

Multifractal portrayal of the Swiss population

Carmen D. Vega Orozco, Jean Golay, Mikhail Kanevski

arxiv:1308.4038 v1 · 2013-08-19 · 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{NDKVRXMNLZXQZ4ZNIYL5NU2ZVV}

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	2026-05-18T03:15:35.037205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d558dd8d5e6f0cf32d4617d6d359ad4f93e0ce950c2ef64db524961e05e473

Aliases

arxiv: 1308.4038 · arxiv_version: 1308.4038v1 · doi: 10.48550/arxiv.1308.4038 · pith_short_12: NDKVRXMNLZXQ · pith_short_16: NDKVRXMNLZXQZ4ZN · pith_short_8: NDKVRXMN

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/NDKVRXMNLZXQZ4ZNIYL5NU2ZVV \
  | 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: 68d558dd8d5e6f0cf32d4617d6d359ad4f93e0ce950c2ef64db524961e05e473

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a3f6fbacf15f47513f03b44579440457805bc9e6af605f7e37e2a7d4294b0d9",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-08-19T14:32:00Z",
    "title_canon_sha256": "6462910d79a5dd0e270ae58a3e2ff5451aeafddb444d03b2723a6b7564fe9260"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4038",
    "kind": "arxiv",
    "version": 1
  }
}