Pith Number

pith:STRH4P72

pith:2017:STRH4P72DUSWZ65547F7VEXFWH

not attested not anchored not stored refs pending

A note on graphs with disjoint maximal cliques ans a link with evasiveness

Bertrand Jouve, Etienne Fieux

arxiv:1703.10819 v4 · 2017-03-31 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{STRH4P72DUSWZ65547F7VEXFWH}

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	2026-05-18T00:22:29.337816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94e27e3ffa1d256cfbbde7cbfa92e5b1e2e8c7efe5920af06e16350b33ded06d

Aliases

arxiv: 1703.10819 · arxiv_version: 1703.10819v4 · doi: 10.48550/arxiv.1703.10819 · pith_short_12: STRH4P72DUSW · pith_short_16: STRH4P72DUSWZ655 · pith_short_8: STRH4P72

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/STRH4P72DUSWZ65547F7VEXFWH \
  | 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: 94e27e3ffa1d256cfbbde7cbfa92e5b1e2e8c7efe5920af06e16350b33ded06d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72204e6602eccd3c20310730db0491cf67600b6a31b7203f76af563cc39af4b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-03-31T09:50:26Z",
    "title_canon_sha256": "3df2bde03ba7347f835081ce33881553856a03cd15d50cf8ce5b461d968a417c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10819",
    "kind": "arxiv",
    "version": 4
  }
}