Pith Number

pith:JCDN3WIV

pith:2016:JCDN3WIVQBHCV5XY5UQ2UGDYOE

not attested not anchored not stored refs pending

The game of Overprescribed Cops and Robbers played on graphs

Anthony Bonato, Benjamin Reiniger, Pawe{\l} Pra{\l}at, Xavier P\'erez-Gim\'enez

arxiv:1611.07592 v1 · 2016-11-23 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JCDN3WIVQBHCV5XY5UQ2UGDYOE}

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	2026-05-18T00:57:00.393363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4886ddd915804e2af6f8ed21aa187871037187e63c38bd4e4e6dcb1c92e37b9d

Aliases

arxiv: 1611.07592 · arxiv_version: 1611.07592v1 · doi: 10.48550/arxiv.1611.07592 · pith_short_12: JCDN3WIVQBHC · pith_short_16: JCDN3WIVQBHCV5XY · pith_short_8: JCDN3WIV

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/JCDN3WIVQBHCV5XY5UQ2UGDYOE \
  | 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: 4886ddd915804e2af6f8ed21aa187871037187e63c38bd4e4e6dcb1c92e37b9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "039387b1eb90cf0cccabce083bc3baf2b77e29741305709af06b768777d3c77c",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-11-23T00:54:42Z",
    "title_canon_sha256": "febca7e5670188b8881177e102e46c65db43b1c3144a052f3cb2e67e4d0b649c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07592",
    "kind": "arxiv",
    "version": 1
  }
}