Pith Number

pith:AEKEWLP7

pith:2019:AEKEWLP7CQZ4TSLSCPTASBYO4Y

not attested not anchored not stored refs pending

Efficient Algorithms for Ortho-Radial Graph Drawing

Benjamin Niedermann, Ignaz Rutter, Matthias Wolf

arxiv:1903.05048 v1 · 2019-03-12 · 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{AEKEWLP7CQZ4TSLSCPTASBYO4Y}

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	2026-05-17T23:51:26.446216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01144b2dff1433c9c97213e609070ee612b0134c58b110719033b71d3905835c

Aliases

arxiv: 1903.05048 · arxiv_version: 1903.05048v1 · doi: 10.48550/arxiv.1903.05048 · pith_short_12: AEKEWLP7CQZ4 · pith_short_16: AEKEWLP7CQZ4TSLS · pith_short_8: AEKEWLP7

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/AEKEWLP7CQZ4TSLSCPTASBYO4Y \
  | 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: 01144b2dff1433c9c97213e609070ee612b0134c58b110719033b71d3905835c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "617bfc02d91959e10ac0a9d11f5c72e2e6d64611776c2ee424051198d9e42fdb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-03-12T16:55:46Z",
    "title_canon_sha256": "2cfaa9a4fa50c3395369302fd9c4faab70bc30b52b029586afeae7a8860402cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05048",
    "kind": "arxiv",
    "version": 1
  }
}