Pith Number

pith:DESFXEU6

pith:2019:DESFXEU6VNR43UZP2GWX3TIBPJ

not attested not anchored not stored refs pending

Primitive weakly distance-regular circulant digraphs

Akihiro Munemasa, Kaishun Wang, Yuefeng Yang

arxiv:1908.08658 v1 · 2019-08-23 · 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{DESFXEU6VNR43UZP2GWX3TIBPJ}

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	2026-07-04T23:59:16.568074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19245b929eab63cdd32fd1ad7dcd017a760f0ce764436576752b61c7d60c7723

Aliases

arxiv: 1908.08658 · arxiv_version: 1908.08658v1 · doi: 10.48550/arxiv.1908.08658 · pith_short_12: DESFXEU6VNR4 · pith_short_16: DESFXEU6VNR43UZP · pith_short_8: DESFXEU6

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/DESFXEU6VNR43UZP2GWX3TIBPJ \
  | 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: 19245b929eab63cdd32fd1ad7dcd017a760f0ce764436576752b61c7d60c7723

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6872a6c9448574ef36ab86cb9e3c13d4da8794f2755adea2d7a00db31f5465aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-08-23T04:18:16Z",
    "title_canon_sha256": "5a66a34909baaa15cdd602afc24b79e95d65536920603865311bd621016b13eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08658",
    "kind": "arxiv",
    "version": 1
  }
}