Pith Number

pith:5VUEKQA6

pith:2024:5VUEKQA64W2KJTMAJVOSIHSETN

not attested not anchored not stored refs pending

Constrained and Ordered Level Planarity Parameterized by the Number of Levels

Alexander Wolff, Boris Klemz, Felix Klesen, Johannes Zink, Marie Diana Sieper, V\'aclav Bla\v{z}ej

arxiv:2403.13702 v2 · 2024-03-20 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VUEKQA64W2KJTMAJVOSIHSETN}

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.

Cited by

1 paper in Pith

Recognizing 2-Layer and Outer $k$-Planar Graphs

Receipt and verification

First computed	2026-07-05T09:22:39.213402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed6845401ee5b4a4cd804d5d241e449b51b4658829e9b35f1cd1fee60b28c73a

Aliases

arxiv: 2403.13702 · arxiv_version: 2403.13702v2 · doi: 10.48550/arxiv.2403.13702 · pith_short_12: 5VUEKQA64W2K · pith_short_16: 5VUEKQA64W2KJTMA · pith_short_8: 5VUEKQA6

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/5VUEKQA64W2KJTMAJVOSIHSETN \
  | 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: ed6845401ee5b4a4cd804d5d241e449b51b4658829e9b35f1cd1fee60b28c73a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ef24b3d370ef96c3d995304d131d7ade9fe9cb4b70b34a8361a04ee2dd586ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2024-03-20T16:06:45Z",
    "title_canon_sha256": "605aa4776aadf8bfe144e836e949b6ebc6034e1dc0aa4e976a8deebe2e6cd8cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.13702",
    "kind": "arxiv",
    "version": 2
  }
}