Pith Number

pith:D5JL5DSM

pith:2018:D5JL5DSMBIVBCYOLQZWYMRBHYU

not attested not anchored not stored refs pending

Infinite Latin Squares: Neighbor Balance and Orthogonality

Anthony B. Evans, Gage N. Martin, Kaethe Minden, M. A. Ollis

arxiv:1807.08580 v1 · 2018-07-23 · 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{D5JL5DSMBIVBCYOLQZWYMRBHYU}

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	2026-05-18T00:10:05.477754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f52be8e4c0a2a1161cb866d864427c51985012a639a8d0135c875b3d806e8d8

Aliases

arxiv: 1807.08580 · arxiv_version: 1807.08580v1 · doi: 10.48550/arxiv.1807.08580 · pith_short_12: D5JL5DSMBIVB · pith_short_16: D5JL5DSMBIVBCYOL · pith_short_8: D5JL5DSM

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/D5JL5DSMBIVBCYOLQZWYMRBHYU \
  | 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: 1f52be8e4c0a2a1161cb866d864427c51985012a639a8d0135c875b3d806e8d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7909e21b7a4858c0e398a886dc184838cea45d3a2fd057d02b9148b87b063ee0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-23T13:03:13Z",
    "title_canon_sha256": "fc2dcb445a7ae375d0eae926c9f6b2dd739c7847df6993e539bbbdfad5ab6de3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08580",
    "kind": "arxiv",
    "version": 1
  }
}