Pith Number

pith:66YK3MBK

pith:2014:66YK3MBK2GICFXDZNM62I2HKTW

not attested not anchored not stored refs pending

Clique-width of Graph Classes Defined by Two Forbidden Induced Subgraphs

Dani\"el Paulusma, Konrad K. Dabrowski

arxiv:1405.7092 v4 · 2014-05-28 · cs.DM · 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{66YK3MBK2GICFXDZNM62I2HKTW}

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	2026-05-18T02:29:32.125420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7b0adb02ad19022dc796b3da468ea9da14b025602b68177fe47c55f37716853

Aliases

arxiv: 1405.7092 · arxiv_version: 1405.7092v4 · doi: 10.48550/arxiv.1405.7092 · pith_short_12: 66YK3MBK2GIC · pith_short_16: 66YK3MBK2GICFXDZ · pith_short_8: 66YK3MBK

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/66YK3MBK2GICFXDZNM62I2HKTW \
  | 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: f7b0adb02ad19022dc796b3da468ea9da14b025602b68177fe47c55f37716853

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42b19c87a3da9c1adda1fe505b33f14c7b70f444602c5c27d20de5202dd0cc3c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-05-28T00:11:26Z",
    "title_canon_sha256": "c26f833cad340bdc6cf6396777e9a49c5ede80efab706e795c5edbd28a9ea82b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7092",
    "kind": "arxiv",
    "version": 4
  }
}