Pith Number

pith:ZFKLUYN4

pith:2018:ZFKLUYN4VLAT3JUGZSYDOD2KO5

not attested not anchored not stored refs pending

Directed Strongly Regular Cayley Graphs on Dihedral groups $D_n$

Bicheng Zhangb, Rongquan Feng, Yiqin He

arxiv:1807.08441 v1 · 2018-07-23 · 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{ZFKLUYN4VLAT3JUGZSYDOD2KO5}

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	2026-05-18T00:09:57.986205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c954ba61bcaac13da686ccb0370f4a775b726a6b93b9142ab0c7725a50b2a3d1

Aliases

arxiv: 1807.08441 · arxiv_version: 1807.08441v1 · doi: 10.48550/arxiv.1807.08441 · pith_short_12: ZFKLUYN4VLAT · pith_short_16: ZFKLUYN4VLAT3JUG · pith_short_8: ZFKLUYN4

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/ZFKLUYN4VLAT3JUGZSYDOD2KO5 \
  | 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: c954ba61bcaac13da686ccb0370f4a775b726a6b93b9142ab0c7725a50b2a3d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cc4fefed2f90b3b0d6efa19038d5eec578cf748735380beb8b6528173ec17ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-23T06:25:58Z",
    "title_canon_sha256": "88e903b1bca69b0441eda7fcee36d8fd79e7c28e46565adef3c134bad0c88204"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08441",
    "kind": "arxiv",
    "version": 1
  }
}