Pith Number

pith:5VUJPGEW

pith:2016:5VUJPGEWWI3VW3VN2YU7Q3PE76

not attested not anchored not stored refs pending

Relating urban scaling, fundamental allometry, and density scaling

Diego Rybski

arxiv:1609.01217 v1 · 2016-09-05 · 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{5VUJPGEWWI3VW3VN2YU7Q3PE76}

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	2026-05-18T01:06:18.616860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed68979896b2375b6eadd629f86de4ff82fd4766f91b749e823b63e426a2fa38

Aliases

arxiv: 1609.01217 · arxiv_version: 1609.01217v1 · doi: 10.48550/arxiv.1609.01217 · pith_short_12: 5VUJPGEWWI3V · pith_short_16: 5VUJPGEWWI3VW3VN · pith_short_8: 5VUJPGEW

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/5VUJPGEWWI3VW3VN2YU7Q3PE76 \
  | 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: ed68979896b2375b6eadd629f86de4ff82fd4766f91b749e823b63e426a2fa38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d487c72d50a53a7bf47d9d57a96fc68192d5b040fbf6f64d2d08ec621040f51",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-09-05T16:39:54Z",
    "title_canon_sha256": "a924a6e41d26c6e59431cdb123b57a1b87527e32437cc611945c556486434a09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01217",
    "kind": "arxiv",
    "version": 1
  }
}