Pith Number

pith:QNHRWGB3

pith:2010:QNHRWGB352CW5ATD2K6CJV25R2

not attested not anchored not stored refs pending

Asymptotic enumeration of sparse 2-connected graphs

Cristiane M. Sato, Graeme Kemkes, Nicholas Wormald

arxiv:1010.2516 v2 · 2010-10-12 · 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{QNHRWGB352CW5ATD2K6CJV25R2}

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	2026-05-18T04:21:13.619188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

834f1b183bee856e8263d2bc24d75d8eb37d6c344b6a44b86005f876bfb54063

Aliases

arxiv: 1010.2516 · arxiv_version: 1010.2516v2 · doi: 10.48550/arxiv.1010.2516 · pith_short_12: QNHRWGB352CW · pith_short_16: QNHRWGB352CW5ATD · pith_short_8: QNHRWGB3

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/QNHRWGB352CW5ATD2K6CJV25R2 \
  | 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: 834f1b183bee856e8263d2bc24d75d8eb37d6c344b6a44b86005f876bfb54063

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ac5b1ec10beb0f541cb4d3a2bd9c33bb8819430e01c4c12d0ab767638aa4135",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-10-12T20:49:48Z",
    "title_canon_sha256": "ac4afd4b53472d132a767355175086a5cc03d8b6954b9f6b56cb7eb5c874c8de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2516",
    "kind": "arxiv",
    "version": 2
  }
}