Pith Number

pith:P2GKIWDZ

pith:2011:P2GKIWDZ6DUZCMAHDTVZLSZ756

not attested not anchored not stored refs pending

Conauto-2.0: Fast Isomorphism Testing and Automorphism Group Computation

Antonio Fern\'andez Anta, Jos\'e Luis L\'opez-Presa, Luis N\'u\~nez Chiroque

arxiv:1108.1060 v1 · 2011-08-04 · 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{P2GKIWDZ6DUZCMAHDTVZLSZ756}

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	2026-05-18T04:16:12.749841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e8ca45879f0e99130071ceb95cb3fefa7437ce3178cf5494fc08d94e2a8e9aa

Aliases

arxiv: 1108.1060 · arxiv_version: 1108.1060v1 · doi: 10.48550/arxiv.1108.1060 · pith_short_12: P2GKIWDZ6DUZ · pith_short_16: P2GKIWDZ6DUZCMAH · pith_short_8: P2GKIWDZ

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/P2GKIWDZ6DUZCMAHDTVZLSZ756 \
  | 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: 7e8ca45879f0e99130071ceb95cb3fefa7437ce3178cf5494fc08d94e2a8e9aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "425125ee67d7c7e6df5c419c127fe0f9a410369988ce55d5b5b01d6191ce83cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-08-04T12:16:27Z",
    "title_canon_sha256": "4effc740ea5edf5c473e656c41c6f99787b609ba6ecdce93874d5164ad23d67d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1060",
    "kind": "arxiv",
    "version": 1
  }
}