Pith Number

pith:YDVE7MOI

pith:2013:YDVE7MOITU6ILCGIGW4JUJRIE7

not attested not anchored not stored refs pending

Bar 1-Visibility Drawings of 1-Planar Graphs

Arpita Roy, Md. Saidur Rahman, Shaheena Sultana, Suraiya Tairin

arxiv:1302.4870 v1 · 2013-02-20 · cs.DM · cs.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDVE7MOITU6ILCGIGW4JUJRIE7}

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	2026-05-18T03:33:10.751080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0ea4fb1c89d3c8588c835b89a262827fc30276e2f449e1f0226cbcef87e6a1e

Aliases

arxiv: 1302.4870 · arxiv_version: 1302.4870v1 · doi: 10.48550/arxiv.1302.4870 · pith_short_12: YDVE7MOITU6I · pith_short_16: YDVE7MOITU6ILCGI · pith_short_8: YDVE7MOI

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/YDVE7MOITU6ILCGIGW4JUJRIE7 \
  | 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: c0ea4fb1c89d3c8588c835b89a262827fc30276e2f449e1f0226cbcef87e6a1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6746a61a7d1c9745e25fd6ac798cf2344cfaecf4351933ff7c2da237bf6d379",
    "cross_cats_sorted": [
      "cs.DS",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2013-02-20T11:00:29Z",
    "title_canon_sha256": "2f9a5088277e724a317e665c1f38d4ee78eb15ed9f08b8386576bad995442d7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4870",
    "kind": "arxiv",
    "version": 1
  }
}