Pith Number

pith:6DBOQNQO

pith:2023:6DBOQNQOS352JW5A5HCHZ2PVYF

not attested not anchored not stored refs pending

Solving NP-hard Problems on \textsc{GaTEx} Graphs: Linear-Time Algorithms for Perfect Orderings, Cliques, Colorings, and Independent Sets

Guillaume E. Scholz, Marc Hellmuth

arxiv:2306.04367 v2 · 2023-06-07 · cs.DM · cs.CC · cs.DS · 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{6DBOQNQOS352JW5A5HCHZ2PVYF}

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

Representing distance-hereditary graphs with multi-rooted trees

Receipt and verification

First computed	2026-07-05T08:12:26.341002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0c2e8360e96fba4dba0e9c47ce9f5c14decb1049024ce520ece720cebe31df5

Aliases

arxiv: 2306.04367 · arxiv_version: 2306.04367v2 · doi: 10.48550/arxiv.2306.04367 · pith_short_12: 6DBOQNQOS352 · pith_short_16: 6DBOQNQOS352JW5A · pith_short_8: 6DBOQNQO

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/6DBOQNQOS352JW5A5HCHZ2PVYF \
  | 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: f0c2e8360e96fba4dba0e9c47ce9f5c14decb1049024ce520ece720cebe31df5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28d2f4002026eed60df86c3d40fd15eb8236f1b8a5356e1f071628c8ec13a04d",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS",
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2023-06-07T12:00:16Z",
    "title_canon_sha256": "0220aca078b4a34208ec99a669eb631ac1aebd7009005d9125dd75fe577fb149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.04367",
    "kind": "arxiv",
    "version": 2
  }
}