Pith Number

pith:CBGJBCYR

pith:2014:CBGJBCYREPUJID2O3NL5BSZARU

not attested not anchored not stored refs pending

Certain Types of Total Irregularities of Graphs and Digraphs

Johan Kok, Sudev Naduvath

arxiv:1406.6863 v3 · 2014-06-26 · 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{CBGJBCYREPUJID2O3NL5BSZARU}

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	2026-05-18T02:05:24.373858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

104c908b1123e8940f4edb57d0cb208d3e391e88862da69d5c24e40ce916cbfa

Aliases

arxiv: 1406.6863 · arxiv_version: 1406.6863v3 · doi: 10.48550/arxiv.1406.6863 · pith_short_12: CBGJBCYREPUJ · pith_short_16: CBGJBCYREPUJID2O · pith_short_8: CBGJBCYR

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/CBGJBCYREPUJID2O3NL5BSZARU \
  | 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: 104c908b1123e8940f4edb57d0cb208d3e391e88862da69d5c24e40ce916cbfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "019cd2ec50e02e001d9ed2b15ca8ad6517f6189d6d471e9c32460ba89cd5ca85",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-06-26T12:21:58Z",
    "title_canon_sha256": "9315fa6de380085a5ba80ee2fc10a36ed66bf9c579cee51ca7ab06206f0de408"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6863",
    "kind": "arxiv",
    "version": 3
  }
}