Pith Number

pith:N2TSRTT4

pith:2011:N2TSRTT4TS2LQMV3RJHVQADMXP

not attested not anchored not stored refs pending

Asymptotic enumeration of independent sets on the Sierpinski gasket

Lung-Chi Chen, Shu-Chiuan Chang, Weigen Yan

arxiv:1103.2203 v1 · 2011-03-11 · cond-mat.stat-mech · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2TSRTT4TS2LQMV3RJHVQADMXP}

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	2026-05-18T03:05:07.860603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ea728ce7c9cb4b832bb8a4f58006cbbe0e8a20c844cfe0c6625d3fdc28b3a2c

Aliases

arxiv: 1103.2203 · arxiv_version: 1103.2203v1 · doi: 10.48550/arxiv.1103.2203 · pith_short_12: N2TSRTT4TS2L · pith_short_16: N2TSRTT4TS2LQMV3 · pith_short_8: N2TSRTT4

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/N2TSRTT4TS2LQMV3RJHVQADMXP \
  | 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: 6ea728ce7c9cb4b832bb8a4f58006cbbe0e8a20c844cfe0c6625d3fdc28b3a2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6632162ecd45da0acded63c54e4fefc58da90e5426d93b909fea12d3ed30b9f0",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-03-11T06:55:46Z",
    "title_canon_sha256": "e03bda6e1f728049861f61933872a5d4d77f91f2ffe9e04ce66c41bc224a0da1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2203",
    "kind": "arxiv",
    "version": 1
  }
}