Pith Number

pith:3C7HUNTF

pith:2014:3C7HUNTFCQ32CINEFNFPA7CE2E

not attested not anchored not stored refs pending

Drawing Partially Embedded and Simultaneously Planar Graphs

Anna Lubiw, Carsten Gutwenger, Fabrizio Frati, Marcus Schaefer, Petra Mutzel, Timothy M. Chan

arxiv:1410.8205 v1 · 2014-10-30 · cs.CG · cs.DM · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3C7HUNTFCQ32CINEFNFPA7CE2E}

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	2026-05-18T02:39:00.398149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8be7a36651437a121a42b4af07c44d10c1b447f8f5cd4b6ff5f663263b41902

Aliases

arxiv: 1410.8205 · arxiv_version: 1410.8205v1 · doi: 10.48550/arxiv.1410.8205 · pith_short_12: 3C7HUNTFCQ32 · pith_short_16: 3C7HUNTFCQ32CINE · pith_short_8: 3C7HUNTF

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/3C7HUNTFCQ32CINEFNFPA7CE2E \
  | 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: d8be7a36651437a121a42b4af07c44d10c1b447f8f5cd4b6ff5f663263b41902

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d26d81e9d6b1ab21944d4f1176b4ebb6ba504eefe8ea6674e6f4c7cc5911dff6",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2014-10-30T00:17:58Z",
    "title_canon_sha256": "145de0870c93e72b813167e12a06003f0408ed74140a8af61a3355459dd62adb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8205",
    "kind": "arxiv",
    "version": 1
  }
}