Pith Number

pith:B7P6QKWB

pith:2015:B7P6QKWBK7AVS4PL5YVFDKH6ST

not attested not anchored not stored refs pending

The distance domination of generalized de Bruijn and Kautz digraphs

Erfang Shan, Xiao Min, Yanxia Dong

arxiv:1504.01078 v1 · 2015-04-05 · 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{B7P6QKWBK7AVS4PL5YVFDKH6ST}

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	2026-05-18T02:19:35.203780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fdfe82ac157c15971ebee2a51a8fe94c8047984618cbcb41382f62d76bbb94d

Aliases

arxiv: 1504.01078 · arxiv_version: 1504.01078v1 · doi: 10.48550/arxiv.1504.01078 · pith_short_12: B7P6QKWBK7AV · pith_short_16: B7P6QKWBK7AVS4PL · pith_short_8: B7P6QKWB

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/B7P6QKWBK7AVS4PL5YVFDKH6ST \
  | 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: 0fdfe82ac157c15971ebee2a51a8fe94c8047984618cbcb41382f62d76bbb94d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4f68d400fba4a03d6b5eb810a68b2ba16041a75fd0fe91a0d92b564d49317ff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-04-05T03:36:22Z",
    "title_canon_sha256": "99986b5ce580c5468d2d3dc520989d0b8554fc8de52c23572aac8524fc5d3dab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01078",
    "kind": "arxiv",
    "version": 1
  }
}