Pith Number

pith:O35LKXYN

pith:2011:O35LKXYNTEOB4J5IMDYNXWP5QO

not attested not anchored not stored refs pending

Rook and queen paths with boundaries

Anna de Mier, Joseph P. S. Kung

arxiv:1109.1806 v4 · 2011-09-08 · 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{O35LKXYNTEOB4J5IMDYNXWP5QO}

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	2026-05-18T03:51:58.559178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76fab55f0d991c1e27a860f0dbd9fd838fda2690cc0a379d9cd575a9b5bc7690

Aliases

arxiv: 1109.1806 · arxiv_version: 1109.1806v4 · doi: 10.48550/arxiv.1109.1806 · pith_short_12: O35LKXYNTEOB · pith_short_16: O35LKXYNTEOB4J5I · pith_short_8: O35LKXYN

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/O35LKXYNTEOB4J5IMDYNXWP5QO \
  | 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: 76fab55f0d991c1e27a860f0dbd9fd838fda2690cc0a379d9cd575a9b5bc7690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5e9cfdd76eb04dd1f4abbc5e16b8b4f93fd2eb9611d6929107087fcfdc0dcb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-09-08T18:59:51Z",
    "title_canon_sha256": "48b0be798ecdcc382cb039c7821cd13a5a85ab13aa43a6c1c26bfd10e82b8355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1806",
    "kind": "arxiv",
    "version": 4
  }
}