Pith Number

pith:ZUDJTIC6

pith:2024:ZUDJTIC6HNDGO7Z2IXXFPGR4WJ

not attested not anchored not stored refs pending

Measures of closeness to cordiality for graphs

Amitabha Tripathi, Anand Brahmbhatt, Kartikeya Rai

arxiv:2411.04458 v2 · 2024-11-07 · 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{ZUDJTIC6HNDGO7Z2IXXFPGR4WJ}

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	2026-07-05T10:22:09.567579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd0699a05e3b46677f3a45ee579a3cb26b0ba6994764004a3c4b77a4f787e384

Aliases

arxiv: 2411.04458 · arxiv_version: 2411.04458v2 · doi: 10.48550/arxiv.2411.04458 · pith_short_12: ZUDJTIC6HNDG · pith_short_16: ZUDJTIC6HNDGO7Z2 · pith_short_8: ZUDJTIC6

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/ZUDJTIC6HNDGO7Z2IXXFPGR4WJ \
  | 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: cd0699a05e3b46677f3a45ee579a3cb26b0ba6994764004a3c4b77a4f787e384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a94cc92802a37d48295d70878307b9bf71e068f9bce2ae29f56eadac891c295a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-11-07T06:05:54Z",
    "title_canon_sha256": "d9183304cc571bbd88ab1b815679b3b9fc933137a702aa2849fbe99411449bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.04458",
    "kind": "arxiv",
    "version": 2
  }
}