Pith Number

pith:522ZNEPF

pith:2021:522ZNEPFIVJF4OSX2MBH2VZDLZ

not attested not anchored not stored refs pending

Distance in Latin Squares

Caitlin Owens, James Hammer, Jieqi Di, Mitchel O'Connor, Omar Aceval, Paige Beidelman, Yewen Sun

arxiv:2107.06437 v2 · 2021-07-14 · 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{522ZNEPFIVJF4OSX2MBH2VZDLZ}

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	2026-07-05T02:58:27.100922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeb59691e545525e3a57d3027d57235e64a76bf11c9fee47f27fbf0b3d3a86d3

Aliases

arxiv: 2107.06437 · arxiv_version: 2107.06437v2 · doi: 10.48550/arxiv.2107.06437 · pith_short_12: 522ZNEPFIVJF · pith_short_16: 522ZNEPFIVJF4OSX · pith_short_8: 522ZNEPF

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/522ZNEPFIVJF4OSX2MBH2VZDLZ \
  | 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: eeb59691e545525e3a57d3027d57235e64a76bf11c9fee47f27fbf0b3d3a86d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5e0d0d1da843aa2b1d9a4c345107863212367f0b54ed6b8cd49ed125d107936",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2021-07-14T00:43:43Z",
    "title_canon_sha256": "a0247c3301681b2d45585aa3adb07e05141bb234e8919b01425b441761329112"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.06437",
    "kind": "arxiv",
    "version": 2
  }
}