Pith Number

pith:IURPZSO4

pith:2013:IURPZSO4RYOLMWAPD7GU7NNKOG

not attested not anchored not stored refs pending

Incomparable copies of a poset in the Boolean lattice

D\'aniel T. Nagy, Gyula O. H. Katona

arxiv:1309.7379 v1 · 2013-09-27 · 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{IURPZSO4RYOLMWAPD7GU7NNKOG}

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	2026-05-18T03:11:58.888955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4522fcc9dc8e1cb6580f1fcd4fb5aa719388f7f2327cebb484da5c3c4efe11ef

Aliases

arxiv: 1309.7379 · arxiv_version: 1309.7379v1 · doi: 10.48550/arxiv.1309.7379 · pith_short_12: IURPZSO4RYOL · pith_short_16: IURPZSO4RYOLMWAP · pith_short_8: IURPZSO4

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/IURPZSO4RYOLMWAPD7GU7NNKOG \
  | 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: 4522fcc9dc8e1cb6580f1fcd4fb5aa719388f7f2327cebb484da5c3c4efe11ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ea6b8c66d1ad93ff3fc6439da428142a27d54e0588de546bcd36de359e124e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-09-27T22:03:08Z",
    "title_canon_sha256": "a3ba7c7d63356d37379f9c8b1734d742c7224f136693f13e766f117e8de81701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7379",
    "kind": "arxiv",
    "version": 1
  }
}