Pith Number

pith:PGDUMSZK

pith:2017:PGDUMSZK47M5QYEN5K7ONFIYN2

not attested not anchored not stored refs pending

Domination in intersecting hypergraphs

Erfang Shan, Liying Kang, Shan Li, Yanxia Dong

arxiv:1701.01564 v1 · 2017-01-06 · 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{PGDUMSZK47M5QYEN5K7ONFIYN2}

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	2026-05-18T00:53:16.533026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7987464b2ae7d9d8608deabee695186ea10f090e06d4aaf930694997e50158a1

Aliases

arxiv: 1701.01564 · arxiv_version: 1701.01564v1 · doi: 10.48550/arxiv.1701.01564 · pith_short_12: PGDUMSZK47M5 · pith_short_16: PGDUMSZK47M5QYEN · pith_short_8: PGDUMSZK

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/PGDUMSZK47M5QYEN5K7ONFIYN2 \
  | 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: 7987464b2ae7d9d8608deabee695186ea10f090e06d4aaf930694997e50158a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1508c3e8e5ac516e4b9f14fc3fcd8bd8655aa8dea876a4f1a9eb3e976ba3fc5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-06T08:17:35Z",
    "title_canon_sha256": "ee3331967db7f1eb49ea0cb32d4773e4e308d41ebdc333c451ce8fe41d4c6666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01564",
    "kind": "arxiv",
    "version": 1
  }
}