Pith Number

pith:YET4NKH2

pith:2018:YET4NKH2GEEJRF3HPLZRSTZOCF

not attested not anchored not stored refs pending

Number of 1-factorizations of regular high-degree graphs

Asaf Ferber, Benny Sudakov, Vishesh Jain

arxiv:1803.10360 v3 · 2018-03-28 · 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{YET4NKH2GEEJRF3HPLZRSTZOCF}

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	2026-05-17T23:42:43.373232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c127c6a8fa31089897677af3194f2e114f8323b240bf20db342b76c78e1dc6e8

Aliases

arxiv: 1803.10360 · arxiv_version: 1803.10360v3 · doi: 10.48550/arxiv.1803.10360 · pith_short_12: YET4NKH2GEEJ · pith_short_16: YET4NKH2GEEJRF3H · pith_short_8: YET4NKH2

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/YET4NKH2GEEJRF3HPLZRSTZOCF \
  | 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: c127c6a8fa31089897677af3194f2e114f8323b240bf20db342b76c78e1dc6e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cff90038f6f13379897a8eaa8fea649c80da52c62e02f5348a0b9e5a68624a14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-03-28T00:21:01Z",
    "title_canon_sha256": "83f39673acddfecb19ae7e58149dc0e7b41c18620d479100ad2a8dbd67174ab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10360",
    "kind": "arxiv",
    "version": 3
  }
}