Pith Number

pith:YMJQ2DWW

pith:2023:YMJQ2DWW4H56HHSXYV7LWDIDOL

not attested not anchored not stored refs pending

Tight Algorithmic Applications of Clique-Width Generalizations

Stefan Kratsch, Vera Chekan

arxiv:2307.04628 v1 · 2023-07-10 · 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{YMJQ2DWW4H56HHSXYV7LWDIDOL}

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.

Cited by

1 paper in Pith

Tight Bounds for some W[1]-hard Problems Parameterized by Multi-clique-width

Receipt and verification

First computed	2026-07-05T06:29:15.621281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3130d0ed6e1fbe39e57c57ebb0d0372d68ba106903305f9919d19d273c0ab55

Aliases

arxiv: 2307.04628 · arxiv_version: 2307.04628v1 · doi: 10.48550/arxiv.2307.04628 · pith_short_12: YMJQ2DWW4H56 · pith_short_16: YMJQ2DWW4H56HHSX · pith_short_8: YMJQ2DWW

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/YMJQ2DWW4H56HHSXYV7LWDIDOL \
  | 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: c3130d0ed6e1fbe39e57c57ebb0d0372d68ba106903305f9919d19d273c0ab55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c5386cc8c05215809cd8b9f2ebd04b0e0ba1639eb1970f639aad84ff53639fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2023-07-10T15:14:13Z",
    "title_canon_sha256": "5efa884c6f7da1e9a3b94f2dc5df0330f36d4c0594e19de3764558718ccb1ea7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04628",
    "kind": "arxiv",
    "version": 1
  }
}