Pith Number

pith:7OGMPVBU

pith:2012:7OGMPVBUXDBKZOOIPP3LNPEWVS

not attested not anchored not stored refs pending

When is Menzerath-Altmann law mathematically trivial? A new approach

Antoni Hern\'andez-Fern\'andez, J\'an Ma\v{c}utek, Jaume Baixeries, {\L}ukasz D\c{e}bowski, Ramon Ferrer-i-Cancho

arxiv:1210.6599 v4 · 2012-10-24 · q-bio.GN · physics.data-an · q-bio.QM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7OGMPVBUXDBKZOOIPP3LNPEWVS}

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	2026-05-18T02:31:30.247793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb8cc7d434b8c2acb9c87bf6b6bc96aca71f6163c25debbe87fac059c51df33a

Aliases

arxiv: 1210.6599 · arxiv_version: 1210.6599v4 · doi: 10.48550/arxiv.1210.6599 · pith_short_12: 7OGMPVBUXDBK · pith_short_16: 7OGMPVBUXDBKZOOI · pith_short_8: 7OGMPVBU

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/7OGMPVBUXDBKZOOIPP3LNPEWVS \
  | 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: fb8cc7d434b8c2acb9c87bf6b6bc96aca71f6163c25debbe87fac059c51df33a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6005819cabe7fc3bf4628f1df2b6497ad25ac62adb18eaf8570decab517c54",
    "cross_cats_sorted": [
      "physics.data-an",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2012-10-24T16:42:31Z",
    "title_canon_sha256": "c2b7be32fc9dbd0bc0970aeddee0a15c039566a5847b88298de0c092fa5e946b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6599",
    "kind": "arxiv",
    "version": 4
  }
}