Pith Number

pith:ZJV7K2BT

pith:2017:ZJV7K2BTGPVSPMJ4LM5LTQMQR3

not attested not anchored not stored refs pending

Covers and partial transversals of Latin squares

Darcy Best, Ian M. Wanless, Rebecca J. Stones, Trent Marbach

arxiv:1712.02460 v1 · 2017-12-07 · 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{ZJV7K2BTGPVSPMJ4LM5LTQMQR3}

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	2026-07-05T00:59:09.945720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca6bf5683333eb27b13c5b3ab9c1908ed99b44420144e456c2dec64a8f7af682

Aliases

arxiv: 1712.02460 · arxiv_version: 1712.02460v1 · doi: 10.48550/arxiv.1712.02460 · pith_short_12: ZJV7K2BTGPVS · pith_short_16: ZJV7K2BTGPVSPMJ4 · pith_short_8: ZJV7K2BT

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/ZJV7K2BTGPVSPMJ4LM5LTQMQR3 \
  | 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: ca6bf5683333eb27b13c5b3ab9c1908ed99b44420144e456c2dec64a8f7af682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "174f29ca220537ddb18fa043e8f0726d6f73b6040f203af6388f792ec88dc381",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-12-07T00:53:00Z",
    "title_canon_sha256": "f614bb2a2dd052d4a314d8ce6fe99c22daea76d4cc7848ccf13dc9ad5d66b3e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02460",
    "kind": "arxiv",
    "version": 1
  }
}