Pith Number

pith:TQPXJXCL

pith:2013:TQPXJXCLLUP45MDWH5LL7D7EL7

not attested not anchored not stored refs pending

Minimal forbidden induced subgraphs of graphs of bounded clique-width and bounded linear clique-width

Daniel Meister, Udi Rotics

arxiv:1306.2114 v2 · 2013-06-10 · 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{TQPXJXCLLUP45MDWH5LL7D7EL7}

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	2026-05-18T03:00:58.727122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c1f74dc4b5d1fceb0763f56bf8fe45fc669a817ad2f612ca3ab2e5790dca33c

Aliases

arxiv: 1306.2114 · arxiv_version: 1306.2114v2 · doi: 10.48550/arxiv.1306.2114 · pith_short_12: TQPXJXCLLUP4 · pith_short_16: TQPXJXCLLUP45MDW · pith_short_8: TQPXJXCL

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/TQPXJXCLLUP45MDWH5LL7D7EL7 \
  | 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: 9c1f74dc4b5d1fceb0763f56bf8fe45fc669a817ad2f612ca3ab2e5790dca33c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c5b33310dfae2bcb3498175fda40a789656881058869ff998f676a0b3a79232",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2013-06-10T07:14:53Z",
    "title_canon_sha256": "c2c708e19bbb834920b87e5607550750b3715f22bb35720c34ecbc624342ee74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2114",
    "kind": "arxiv",
    "version": 2
  }
}