Pith Number

pith:4TCUG6ZR

pith:2013:4TCUG6ZRKSLKF5HA2XBZWGYKQM

not attested not anchored not stored refs pending

Generalized Connectivity of Star Graphs

Jun-Ming Xu, Xiang-jun Li

arxiv:1301.6475 v1 · 2013-01-28 · 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{4TCUG6ZRKSLKF5HA2XBZWGYKQM}

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	2026-05-18T03:35:15.232946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c5437b315496a2f4e0d5c39b1b0a83099c139c649b34fd27f46a9262db9180

Aliases

arxiv: 1301.6475 · arxiv_version: 1301.6475v1 · doi: 10.48550/arxiv.1301.6475 · pith_short_12: 4TCUG6ZRKSLK · pith_short_16: 4TCUG6ZRKSLKF5HA · pith_short_8: 4TCUG6ZR

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/4TCUG6ZRKSLKF5HA2XBZWGYKQM \
  | 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: e4c5437b315496a2f4e0d5c39b1b0a83099c139c649b34fd27f46a9262db9180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f272725e0ab956d35d442e249065f5a754d6d9a6a9d4dc42f78279879c7298bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-01-28T08:36:36Z",
    "title_canon_sha256": "53ec581c0628b10198c38bb058d32c8ab341d2574e7f83648c7094391d94fc81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6475",
    "kind": "arxiv",
    "version": 1
  }
}