Pith Number

pith:FZCHV7SQ

pith:2018:FZCHV7SQKEW4Z7ZDFZIZVV6YHY

not attested not anchored not stored refs pending

Independence number and the number of maximum independent sets in pseudofractal scale-free web and Sierpi\'nski gasket

Huan Li, Liren Shan, Zhongzhi Zhang

arxiv:1803.00829 v1 · 2018-03-02 · cs.DS · cs.SI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZCHV7SQKEW4Z7ZDFZIZVV6YHY}

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	2026-05-18T00:22:07.756052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e447afe50512dccff232e519ad7d83e30da7ae7eb639e0c77fd27060f41bf68

Aliases

arxiv: 1803.00829 · arxiv_version: 1803.00829v1 · doi: 10.48550/arxiv.1803.00829 · pith_short_12: FZCHV7SQKEW4 · pith_short_16: FZCHV7SQKEW4Z7ZD · pith_short_8: FZCHV7SQ

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/FZCHV7SQKEW4Z7ZDFZIZVV6YHY \
  | 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: 2e447afe50512dccff232e519ad7d83e30da7ae7eb639e0c77fd27060f41bf68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c2d064dc95bb5a5eb71f83ec90efb03d4446e101771da4b2850d974d7dc5acd",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-03-02T12:52:03Z",
    "title_canon_sha256": "e91df2b1a49a54a5638dc26d9abe50da51225439070211efd8cbc6cb4561bd78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00829",
    "kind": "arxiv",
    "version": 1
  }
}