Pith Number

pith:COEEV7Z2

pith:2023:COEEV7Z2QPPZAVKX3YRXCNMSPL

not attested not anchored not stored refs pending

On the Small Quasi-kernel conjecture

Ervin Gy\H{o}ri, Mykhaylo Tyomkyn, Nika Salia, P\'eter L. Erd\H{o}s, Tam\'as R\'obert Mezei

arxiv:2307.04112 v3 · 2023-07-09 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COEEV7Z2QPPZAVKX3YRXCNMSPL}

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	2026-07-05T08:24:21.784742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13884aff3a83df905557de237135927aee675510fd3d1df901b7bc4995ebfd31

Aliases

arxiv: 2307.04112 · arxiv_version: 2307.04112v3 · doi: 10.48550/arxiv.2307.04112 · pith_short_12: COEEV7Z2QPPZ · pith_short_16: COEEV7Z2QPPZAVKX · pith_short_8: COEEV7Z2

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/COEEV7Z2QPPZAVKX3YRXCNMSPL \
  | 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: 13884aff3a83df905557de237135927aee675510fd3d1df901b7bc4995ebfd31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0ddb8e4b6fcf0c5f1fbbab8b88e4d29b4907607a85d9cd277ece14ead534bb4",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-07-09T07:45:02Z",
    "title_canon_sha256": "c5047fb682586e79e3a7b6f1734d1e5f80dd04250638636fb705ce0b5d8932f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04112",
    "kind": "arxiv",
    "version": 3
  }
}