Pith Number

pith:YOEWFWMA

pith:2025:YOEWFWMANH37EAQ2DEV55TI5KQ

not attested not anchored not stored refs pending

A Dense Neighborhood Lemma: Applications of Partial Concept Classes to Domination and Chromatic Number

Pierre Charbit, Romain Bourneuf, St\'ephan Thomass\'e

arxiv:2504.02992 v2 · 2025-04-03 · 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{YOEWFWMANH37EAQ2DEV55TI5KQ}

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

Hardness and Approximation for Coloring Digraphs

Receipt and verification

First computed	2026-07-05T10:55:33.579580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c38962d98069f7f2021a192bdecd1d5409018b17d0385e8bf6a68dc9a11fdb7e

Aliases

arxiv: 2504.02992 · arxiv_version: 2504.02992v2 · doi: 10.48550/arxiv.2504.02992 · pith_short_12: YOEWFWMANH37 · pith_short_16: YOEWFWMANH37EAQ2 · pith_short_8: YOEWFWMA

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/YOEWFWMANH37EAQ2DEV55TI5KQ \
  | 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: c38962d98069f7f2021a192bdecd1d5409018b17d0385e8bf6a68dc9a11fdb7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "415ad56e2fdc6e9d487610cb33b9d21481c947cd707721b26d47eb6df7a82d04",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2025-04-03T19:31:05Z",
    "title_canon_sha256": "96be92377939cacc9889a2df70492163f1b69ad88527e63ca6462100f572cfcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.02992",
    "kind": "arxiv",
    "version": 2
  }
}