Pith Number

pith:RV7IGSR4

pith:2018:RV7IGSR4ZAOSKSROP6GZ734VC3

not attested not anchored not stored refs pending

A characterization of claw-free CIS graphs and new results on the order of CIS graphs

Liliana Alc\'on, Marisa Gutierrez, Martin Milani\v{c}

arxiv:1812.05314 v1 · 2018-12-13 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RV7IGSR4ZAOSKSROP6GZ734VC3}

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	2026-05-17T23:58:23.823227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d7e834a3cc81d254a2e7f8d9fef9516f953748291ffa641f58444fa7878a773

Aliases

arxiv: 1812.05314 · arxiv_version: 1812.05314v1 · doi: 10.48550/arxiv.1812.05314 · pith_short_12: RV7IGSR4ZAOS · pith_short_16: RV7IGSR4ZAOSKSRO · pith_short_8: RV7IGSR4

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/RV7IGSR4ZAOSKSROP6GZ734VC3 \
  | 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: 8d7e834a3cc81d254a2e7f8d9fef9516f953748291ffa641f58444fa7878a773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0473290aa90e61dddf9ef59c31be9e7b31caccff8f4018518388de845204c671",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-13T08:49:18Z",
    "title_canon_sha256": "c841156b8b6607eea848c67adcb6f3cb5031a922ab3412d63b67bde5ba8110d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05314",
    "kind": "arxiv",
    "version": 1
  }
}