Pith Number

pith:Y66JEYJU

pith:2021:Y66JEYJUSOFFF43CGCWVG3I2XU

not attested not anchored not stored refs pending

A Topology-Shape-Metrics Framework for Ortho-Radial Graph Drawing

Benjamin Niedermann, Ignaz Rutter, Lukas Barth, Matthias Wolf

arxiv:2106.05734 v1 · 2021-06-10 · 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{Y66JEYJUSOFFF43CGCWVG3I2XU}

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	2026-07-05T02:48:12.531178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7bc926134938a52f36230ad536d1abd36701b82959d1ec441e6e18d708806cf

Aliases

arxiv: 2106.05734 · arxiv_version: 2106.05734v1 · doi: 10.48550/arxiv.2106.05734 · pith_short_12: Y66JEYJUSOFF · pith_short_16: Y66JEYJUSOFFF43C · pith_short_8: Y66JEYJU

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/Y66JEYJUSOFFF43CGCWVG3I2XU \
  | 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: c7bc926134938a52f36230ad536d1abd36701b82959d1ec441e6e18d708806cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a74d24459678a85fbcd9620a898b8987d649ba23a541ada47ccf78df00f32a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2021-06-10T13:32:58Z",
    "title_canon_sha256": "d8737fd102bfc04c57f433992a6c1827d2f4339517c14c8270cde39a58f8ed7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.05734",
    "kind": "arxiv",
    "version": 1
  }
}