Pith Number

pith:BV6XQUH3

pith:2019:BV6XQUH3P3Z65EY4BQXNTIQQRJ

not attested not anchored not stored refs pending

Sequentially congruent partitions and partitions into squares

Ian Wagner, James A. Sellers, Robert Schneider

arxiv:1911.10236 v2 · 2019-11-22 · math.NT · 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{BV6XQUH3P3Z65EY4BQXNTIQQRJ}

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	2026-07-05T08:24:51.770220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d7d7850fb7ef3ee931c0c2ed9a2108a7c0830f4358370772a87b4c761e06a89

Aliases

arxiv: 1911.10236 · arxiv_version: 1911.10236v2 · doi: 10.48550/arxiv.1911.10236 · pith_short_12: BV6XQUH3P3Z6 · pith_short_16: BV6XQUH3P3Z65EY4 · pith_short_8: BV6XQUH3

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/BV6XQUH3P3Z65EY4BQXNTIQQRJ \
  | 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: 0d7d7850fb7ef3ee931c0c2ed9a2108a7c0830f4358370772a87b4c761e06a89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa6a44ad18b36d32c03a113252ed06b601c764d13236c1140176ad455218305a",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-11-22T20:13:35Z",
    "title_canon_sha256": "5b4c1e2ec92cd77f77f413fc8ae7aa331d7a3f20edabdffed74ddd1302b6b362"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.10236",
    "kind": "arxiv",
    "version": 2
  }
}