Pith Number

pith:2ROK2WO2

pith:2016:2ROK2WO2FHWV5GYVANH7Y6R5SW

not attested not anchored not stored refs pending

Quasi-thin weakly distance-regular digraphs

Benjian Lv, Kaishun Wang, Yuefeng Yang

arxiv:1609.04962 v3 · 2016-09-16 · 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{2ROK2WO2FHWV5GYVANH7Y6R5SW}

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	2026-05-18T00:04:37.709275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45cad59da29ed5e9b15034ffc7a3d95bf9a0973bd7033cace84b7202bd1da49

Aliases

arxiv: 1609.04962 · arxiv_version: 1609.04962v3 · doi: 10.48550/arxiv.1609.04962 · pith_short_12: 2ROK2WO2FHWV · pith_short_16: 2ROK2WO2FHWV5GYV · pith_short_8: 2ROK2WO2

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/2ROK2WO2FHWV5GYVANH7Y6R5SW \
  | 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: d45cad59da29ed5e9b15034ffc7a3d95bf9a0973bd7033cace84b7202bd1da49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bb1c2b3dd1ad80638c951048e1a9111cfd4d8e2cda9f4da18507516189c7087",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-09-16T09:24:19Z",
    "title_canon_sha256": "d75c5ada516b40dcee6bce800d1acf00efda853651a0350a99f9e7c8349b8b31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04962",
    "kind": "arxiv",
    "version": 3
  }
}