Pith Number

pith:WO2Q75TQ

pith:2024:WO2Q75TQE5EYQIU5NN44YDOSGK

not attested not anchored not stored refs pending

On the structure of normalized models of circular-arc graphs -- Hsu's approach revisited

Tomasz Krawczyk

arxiv:2411.13374 v2 · 2024-11-20 · 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{WO2Q75TQE5EYQIU5NN44YDOSGK}

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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

Comments on "$\mathcal{O}(m\cdot n)$ algorithms for the recognition and isomorphism problems on circular-arc graphs"

Receipt and verification

First computed	2026-07-05T09:41:03.883852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3b50ff670274988229d6b79cc0dd232959141aa66e75e490fabe7e5bf6accd2

Aliases

arxiv: 2411.13374 · arxiv_version: 2411.13374v2 · doi: 10.48550/arxiv.2411.13374 · pith_short_12: WO2Q75TQE5EY · pith_short_16: WO2Q75TQE5EYQIU5 · pith_short_8: WO2Q75TQ

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/WO2Q75TQE5EYQIU5NN44YDOSGK \
  | 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: b3b50ff670274988229d6b79cc0dd232959141aa66e75e490fabe7e5bf6accd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "647d896eb27ed4f3a6b23ca6e6713afb4a4b89a6af03b8403a39d59832001f0b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-11-20T14:52:43Z",
    "title_canon_sha256": "a3321b09e90e734123ac3cce3ee7c5cb61783df22b88f519086332037641bece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.13374",
    "kind": "arxiv",
    "version": 2
  }
}