Pith Number

pith:OWZKAMAY

pith:2013:OWZKAMAYFYAH7YOUDFSZHN24R7

not attested not anchored not stored refs pending

Meyniel's conjecture on the cop number: a survey

Anthony Bonato, William Baird

arxiv:1308.3385 v1 · 2013-08-15 · 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{OWZKAMAYFYAH7YOUDFSZHN24R7}

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	2026-05-18T03:15:54.782364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75b2a030182e007fe1d4196593b75c8ffaccbecc4ff9ce26fb3307c2e4b4abd3

Aliases

arxiv: 1308.3385 · arxiv_version: 1308.3385v1 · doi: 10.48550/arxiv.1308.3385 · pith_short_12: OWZKAMAYFYAH · pith_short_16: OWZKAMAYFYAH7YOU · pith_short_8: OWZKAMAY

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/OWZKAMAYFYAH7YOUDFSZHN24R7 \
  | 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: 75b2a030182e007fe1d4196593b75c8ffaccbecc4ff9ce26fb3307c2e4b4abd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0e5a5b78251290f8aaf115f7b0420fc7011067520a5c67cb390465ceb5a56b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-08-15T13:25:25Z",
    "title_canon_sha256": "d90a347bf509dc4360a0ce9434998a839cc283cf148fe142e38ccdd609df2a9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3385",
    "kind": "arxiv",
    "version": 1
  }
}