Pith Number

pith:7TDCMGUR

pith:2010:7TDCMGURC2DO2IP4XTN75QSMY4

not attested not anchored not stored refs pending

Finiteness in the Card Game of War

Evgeny Lakshtanov, Vera Roshchina

arxiv:1007.1371 v3 · 2010-07-08 · math.DS · cs.DM · cs.GT · math.CO · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TDCMGURC2DO2IP4XTN75QSMY4}

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	2026-05-18T03:58:38.414787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcc6261a911686ed21fcbcdbfec24cc72dc18d3c342bfcd2b7711b63e24627ec

Aliases

arxiv: 1007.1371 · arxiv_version: 1007.1371v3 · doi: 10.48550/arxiv.1007.1371 · pith_short_12: 7TDCMGURC2DO · pith_short_16: 7TDCMGURC2DO2IP4 · pith_short_8: 7TDCMGUR

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/7TDCMGURC2DO2IP4XTN75QSMY4 \
  | 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: fcc6261a911686ed21fcbcdbfec24cc72dc18d3c342bfcd2b7711b63e24627ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "364bd6c46d731090f98b23ad099d823a4dbc08b99c642909c8db616ad9b1099f",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.GT",
      "math.CO",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2010-07-08T13:29:35Z",
    "title_canon_sha256": "6d7ebf0adc85d3b7ed059da6e53b68d94222e6166ebbf6f0b033af8919dc06fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1371",
    "kind": "arxiv",
    "version": 3
  }
}