Pith Number

pith:567EC5XT

pith:2015:567EC5XTFNA2APWFVZTTOYLNGW

not attested not anchored not stored refs pending

Using models to model-check recursive schemes

Igor Walukiewicz (CNRS, LaBRI, Sylvain Salvati (INRIA, universit\'e de Bordeaux)

arxiv:1503.04320 v2 · 2015-03-14 · 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{567EC5XTFNA2APWFVZTTOYLNGW}

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	2026-05-18T00:53:10.862468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efbe4176f32b41a03ec5ae6737616d35aef12aa9e4c2d6b193ed9a31a5ac76cb

Aliases

arxiv: 1503.04320 · arxiv_version: 1503.04320v2 · doi: 10.48550/arxiv.1503.04320 · pith_short_12: 567EC5XTFNA2 · pith_short_16: 567EC5XTFNA2APWF · pith_short_8: 567EC5XT

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/567EC5XTFNA2APWFVZTTOYLNGW \
  | 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: efbe4176f32b41a03ec5ae6737616d35aef12aa9e4c2d6b193ed9a31a5ac76cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b18c9114f6c8677ffcc88398592cd49557e03835daa5b2390aca446f3d23f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-03-14T16:29:34Z",
    "title_canon_sha256": "96ca7138673112e5969e55f605a4600c3c6aeb597f61117ac12a777646e316d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04320",
    "kind": "arxiv",
    "version": 2
  }
}