Pith Number

pith:G7ROQIJF

pith:2007:G7ROQIJFIJDP7QYTDFLJVJNTB7

not attested not anchored not stored refs pending

A Topological Pattern of Urban Street Networks: Universality and Peculiarity

Bin Jiang

arxiv:physics/0703223 v3 · 2007-03-24 · 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{G7ROQIJFIJDP7QYTDFLJVJNTB7}

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	2026-05-18T03:16:30.496965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37e2e821254246ffc31319569aa5b30ff1347226fddb9095f2a938789d00049a

Aliases

arxiv: physics/0703223 · arxiv_version: physics/0703223v3 · doi: 10.48550/arxiv.physics/0703223 · pith_short_12: G7ROQIJFIJDP · pith_short_16: G7ROQIJFIJDP7QYT · pith_short_8: G7ROQIJF

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/G7ROQIJFIJDP7QYTDFLJVJNTB7 \
  | 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: 37e2e821254246ffc31319569aa5b30ff1347226fddb9095f2a938789d00049a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5190e7c7286e3d2270107b1400706350653cc5a3f2b5802666c0f830d9110de7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.data-an",
    "submitted_at": "2007-03-24T04:05:44Z",
    "title_canon_sha256": "7d3250b524764eeac156bb3ebdf30890025aeb42da57ab72d73e88a665863fe0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0703223",
    "kind": "arxiv",
    "version": 3
  }
}