Pith Number

pith:NMKDKHFI

pith:2014:NMKDKHFIESSHBHUTODWNBIB7XB

not attested not anchored not stored refs pending

Mutually orthogonal latin squares with large holes

Christopher M. van Bommel, Peter J. Dukes

arxiv:1410.6743 v1 · 2014-10-24 · 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{NMKDKHFIESSHBHUTODWNBIB7XB}

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	2026-05-18T02:39:24.645106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b14351ca824a4709e9370ecd0a03fb8634615f4a32e9969d3cc66deca8a6ac2

Aliases

arxiv: 1410.6743 · arxiv_version: 1410.6743v1 · doi: 10.48550/arxiv.1410.6743 · pith_short_12: NMKDKHFIESSH · pith_short_16: NMKDKHFIESSHBHUT · pith_short_8: NMKDKHFI

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/NMKDKHFIESSHBHUTODWNBIB7XB \
  | 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: 6b14351ca824a4709e9370ecd0a03fb8634615f4a32e9969d3cc66deca8a6ac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed27afbbbb0ebc17d7c422c2389786eeaa89250066662d0d5aafc4bb8b37b098",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-10-24T17:12:55Z",
    "title_canon_sha256": "60d05605eb17360209fc834d73d545eadefdddbd17944fc5e1641ee57e3f0e61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6743",
    "kind": "arxiv",
    "version": 1
  }
}