Pith Number

pith:4FJK3P3D

pith:2014:4FJK3P3DNC2IAE7ZT4F2YQVBRS

not attested not anchored not stored refs pending

A Bit-Parallel Russian Dolls Search for a Maximum Cardinality Clique in a Graph

Bertrand Le Cun, Diego Delle Donne, Philippe Michelon, Ricardo C. Corr\^ea, Thierry Mautor

arxiv:1407.1209 v3 · 2014-07-04 · 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{4FJK3P3DNC2IAE7ZT4F2YQVBRS}

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	2026-05-18T02:00:59.016266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e152adbf6368b48013f99f0bac42a18cbc3809c9807db54bba0fe26f22357b53

Aliases

arxiv: 1407.1209 · arxiv_version: 1407.1209v3 · doi: 10.48550/arxiv.1407.1209 · pith_short_12: 4FJK3P3DNC2I · pith_short_16: 4FJK3P3DNC2IAE7Z · pith_short_8: 4FJK3P3D

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/4FJK3P3DNC2IAE7ZT4F2YQVBRS \
  | 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: e152adbf6368b48013f99f0bac42a18cbc3809c9807db54bba0fe26f22357b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2f6b5c86f63a692f1a7e24020c144395caa2df1d4cd87fd1d64a06dcd58ddd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-07-04T12:54:44Z",
    "title_canon_sha256": "fbc7e31d68989b9686cd49f34e6e8a44407530a45c74eab5573ec0f69c66d96d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1209",
    "kind": "arxiv",
    "version": 3
  }
}