Pith Number

pith:74YBX3ZH

pith:2012:74YBX3ZHE5OSMBOBIZ7TMUSVJM

not attested not anchored not stored refs pending

On a relation between the Szeged index and the Wiener index for bipartite graphs

Lily Chen, Mengmeng Liu, Xueliang Li

arxiv:1210.6460 v1 · 2012-10-24 · 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{74YBX3ZHE5OSMBOBIZ7TMUSVJM}

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	2026-05-18T03:42:24.775722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff301bef27275d2605c1467f3652554b08dc418af8ecf2da41fb3633e81d6613

Aliases

arxiv: 1210.6460 · arxiv_version: 1210.6460v1 · doi: 10.48550/arxiv.1210.6460 · pith_short_12: 74YBX3ZHE5OS · pith_short_16: 74YBX3ZHE5OSMBOB · pith_short_8: 74YBX3ZH

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/74YBX3ZHE5OSMBOBIZ7TMUSVJM \
  | 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: ff301bef27275d2605c1467f3652554b08dc418af8ecf2da41fb3633e81d6613

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "746ef87400df90ab449c56f7a136175d2aabf7064fd2fef2867c55e0c53bee8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-10-24T08:48:55Z",
    "title_canon_sha256": "af8cf759f44033b7df2546029bc396a7b0a4ff9fa3d7e0fc84902d0fbdcf14d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6460",
    "kind": "arxiv",
    "version": 1
  }
}