Pith Number

pith:USAALDXV

pith:2018:USAALDXVRILZJRMIOH3LPZPQVY

not attested not anchored not stored refs pending

Embedding partial Latin squares in Latin squares with many mutually orthogonal mates

Diane M. Donovan, Emine \c{S}ule Yaz{\i}c{\i}, Mike Grannell

arxiv:1811.04625 v1 · 2018-11-12 · 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{USAALDXVRILZJRMIOH3LPZPQVY}

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	2026-05-18T00:01:04.543013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a480058ef58a1794c58871f6b7e5f0ae07252cecc63c6fe41a4ec04d1cccef0b

Aliases

arxiv: 1811.04625 · arxiv_version: 1811.04625v1 · doi: 10.48550/arxiv.1811.04625 · pith_short_12: USAALDXVRILZ · pith_short_16: USAALDXVRILZJRMI · pith_short_8: USAALDXV

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/USAALDXVRILZJRMIOH3LPZPQVY \
  | 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: a480058ef58a1794c58871f6b7e5f0ae07252cecc63c6fe41a4ec04d1cccef0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40c68cc0ab4ca7b0f92c109943edafac64c70df10b72380a7242f2c55b0dec63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-11-12T09:45:28Z",
    "title_canon_sha256": "8d53335529c38c6bef80595ccde5a7b19f261f8fa74e72942ea1ba4ae6415fe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04625",
    "kind": "arxiv",
    "version": 1
  }
}