Pith Number

pith:QN7TYUWK

pith:2015:QN7TYUWKKELKNFOCEQR3HXVQ64

not attested not anchored not stored refs pending

On the number of maximal intersecting k-uniform families and further applications of Tuza's set pair method

Bal\'azs Patk\'os, Zolt\'an L\'or\'ant Nagy

arxiv:1501.00648 v2 · 2015-01-04 · 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{QN7TYUWKKELKNFOCEQR3HXVQ64}

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	2026-05-18T02:19:00.532545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

837f3c52ca5116a695c22423b3deb0f708652319ea68ee0aadc35d56c911514f

Aliases

arxiv: 1501.00648 · arxiv_version: 1501.00648v2 · doi: 10.48550/arxiv.1501.00648 · pith_short_12: QN7TYUWKKELK · pith_short_16: QN7TYUWKKELKNFOC · pith_short_8: QN7TYUWK

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/QN7TYUWKKELKNFOCEQR3HXVQ64 \
  | 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: 837f3c52ca5116a695c22423b3deb0f708652319ea68ee0aadc35d56c911514f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceec5e12c2aaa8c804840b782d038c2ac3fcd98b27894da2821c1f1b69e8259f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-01-04T07:45:25Z",
    "title_canon_sha256": "64fea19130e8f0a0b5d938faf15fcc7136f4c7f8e22dad64563fe51f4390bd9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00648",
    "kind": "arxiv",
    "version": 2
  }
}