Pith Number

pith:UVA2KITV

pith:2016:UVA2KITVCCR5LMVAGEMRXCJ3DW

not attested not anchored not stored refs pending

Spatial Analysis of Cities Using Renyi Entropy and Fractal Parameters

Jian Feng, Yanguang Chen

arxiv:1610.01312 v3 · 2016-10-05 · 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{UVA2KITVCCR5LMVAGEMRXCJ3DW}

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	2026-05-17T23:58:05.708763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a541a5227510a3d5b2a031191b893b1da543d3df4dac681296564f4a80ac3f6c

Aliases

arxiv: 1610.01312 · arxiv_version: 1610.01312v3 · doi: 10.48550/arxiv.1610.01312 · pith_short_12: UVA2KITVCCR5 · pith_short_16: UVA2KITVCCR5LMVA · pith_short_8: UVA2KITV

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/UVA2KITVCCR5LMVAGEMRXCJ3DW \
  | 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: a541a5227510a3d5b2a031191b893b1da543d3df4dac681296564f4a80ac3f6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e84e7c61098f7df9b032db919a5efd1d7320f5bc875b956ab66477f96468a083",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-10-05T08:51:22Z",
    "title_canon_sha256": "a02fbef2eb437c9200085f9343ede98a602611f6a824ea9feca725638e985f4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01312",
    "kind": "arxiv",
    "version": 3
  }
}