Pith Number

pith:CXHQ64FH

pith:2014:CXHQ64FHARFEOI5ZAZ37SXQBHL

not attested not anchored not stored refs pending

Taylor's Law and the Spatial Distribution of Urban Facilities

Chunyan Zhao, Liang Wu, Xuezhen Chen

arxiv:1407.5368 v1 · 2014-07-21 · stat.AP · 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{CXHQ64FHARFEOI5ZAZ37SXQBHL}

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	2026-05-18T02:47:14.218970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15cf0f70a7044a4723b90677f95e013ae1f894f4b7c89ea0efe8db58768866b4

Aliases

arxiv: 1407.5368 · arxiv_version: 1407.5368v1 · doi: 10.48550/arxiv.1407.5368 · pith_short_12: CXHQ64FHARFE · pith_short_16: CXHQ64FHARFEOI5Z · pith_short_8: CXHQ64FH

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/CXHQ64FHARFEOI5ZAZ37SXQBHL \
  | 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: 15cf0f70a7044a4723b90677f95e013ae1f894f4b7c89ea0efe8db58768866b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d66fd88890d12ecb75cf04a7201227fb3106e3c44bebcd9b8b4a08e3ec5081b0",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2014-07-21T03:58:05Z",
    "title_canon_sha256": "cdc8ca362a99992113ada8592852759fa6f9d5e48621db92c9704730591c0593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5368",
    "kind": "arxiv",
    "version": 1
  }
}