Pith Number

pith:YNIZBYQC

pith:2010:YNIZBYQCXEGNWXIAVZWQ3ILEK5

not attested not anchored not stored refs pending

Allometric Scaling of Countries

Jiang Zhang, Tongkui Yu

arxiv:1006.5269 v1 · 2010-06-28 · 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{YNIZBYQCXEGNWXIAVZWQ3ILEK5}

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	2026-05-18T04:32:00.650581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c35190e202b90cdb5d00ae6d0da164577695fb2573147f82ab25cfb8ff11beaf

Aliases

arxiv: 1006.5269 · arxiv_version: 1006.5269v1 · doi: 10.48550/arxiv.1006.5269 · pith_short_12: YNIZBYQCXEGN · pith_short_16: YNIZBYQCXEGNWXIA · pith_short_8: YNIZBYQC

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/YNIZBYQCXEGNWXIAVZWQ3ILEK5 \
  | 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: c35190e202b90cdb5d00ae6d0da164577695fb2573147f82ab25cfb8ff11beaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7141d978379bef639dc99a48a6637a90ea73412789a7d56644f4348fac1853b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2010-06-28T06:16:54Z",
    "title_canon_sha256": "28d466a71e3f7be6d739a30da4e1c688ccb43aee546790f3ea4e1e3d7a5014ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.5269",
    "kind": "arxiv",
    "version": 1
  }
}