Pith Number

pith:CWGI7YV2

pith:2013:CWGI7YV2PGTJS3IXNDP2WK3UAI

not attested not anchored not stored refs pending

FO Model Checking of Interval Graphs

Brno), Daniel Kral (University of Warwick), Jakub Teska (University of West Bohemia, Jan Obdrzalek (Masaryk University, Jarett Schwartz (UC Berkeley), Petr Hlineny (Masaryk University, Pilsen), Robert Ganian (Vienna University of Technology)

arxiv:1302.6043 v4 · 2013-02-25 · cs.DM · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWGI7YV2PGTJS3IXNDP2WK3UAI}

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	2026-05-18T00:53:11.192282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158c8fe2ba79a6996d1768dfab2b74023c048f31992dc5b5cef96d69d87bfc69

Aliases

arxiv: 1302.6043 · arxiv_version: 1302.6043v4 · doi: 10.48550/arxiv.1302.6043 · pith_short_12: CWGI7YV2PGTJ · pith_short_16: CWGI7YV2PGTJS3IX · pith_short_8: CWGI7YV2

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/CWGI7YV2PGTJS3IXNDP2WK3UAI \
  | 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: 158c8fe2ba79a6996d1768dfab2b74023c048f31992dc5b5cef96d69d87bfc69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "999e0f9761babd3df1ebcf6acc80ff459a485b7807003576945f4764db08fd7d",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2013-02-25T10:47:59Z",
    "title_canon_sha256": "3a5e9c960cfee9fbe9052de6f90008467b7daa66224ce29238056e1fef97f6a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6043",
    "kind": "arxiv",
    "version": 4
  }
}