Pith Number

pith:DAJCIGOU

pith:2010:DAJCIGOU7W2WMZBC5MHEXSEVVQ

not attested not anchored not stored refs pending

Intersecting Families of Permutations

David Ellis, Ehud Friedgut, Haran Pilpel

arxiv:1011.3342 v2 · 2010-11-15 · math.CO · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DAJCIGOU7W2WMZBC5MHEXSEVVQ}

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.

Cited by

1 paper in Pith

Tiling the symmetric group by transpositions

Receipt and verification

First computed	2026-05-18T00:40:42.295104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18122419d4fdb5666422eb0e4bc895ac09bd4cf4238070d54a88c3c39ee63680

Aliases

arxiv: 1011.3342 · arxiv_version: 1011.3342v2 · doi: 10.48550/arxiv.1011.3342 · pith_short_12: DAJCIGOU7W2W · pith_short_16: DAJCIGOU7W2WMZBC · pith_short_8: DAJCIGOU

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/DAJCIGOU7W2WMZBC5MHEXSEVVQ \
  | 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: 18122419d4fdb5666422eb0e4bc895ac09bd4cf4238070d54a88c3c39ee63680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b5f6bf639bda9c49497bc8b1c13f256a722e980eca47bffe317716c5b47b4cb",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-11-15T11:10:22Z",
    "title_canon_sha256": "a6dfa4797c84c19875f597f8a31bb876c4fbdb6fa0206f6c72a8accc4157c5a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3342",
    "kind": "arxiv",
    "version": 2
  }
}