Pith Number

pith:RGVSJSDX

pith:2019:RGVSJSDX64O2RL3ZUUPFPWLLJ7

not attested not anchored not stored refs pending

Euler-genus distributions of cubic Halin graphs

Jinlian Zhang, Xuhui Peng

arxiv:1903.07060 v4 · 2019-03-17 · 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{RGVSJSDX64O2RL3ZUUPFPWLLJ7}

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	2026-07-05T00:42:18.611160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ab24c877f71da8af79a51e57d96b4ff2dc10bddca97419b2f5ed00d53b1ba0

Aliases

arxiv: 1903.07060 · arxiv_version: 1903.07060v4 · doi: 10.48550/arxiv.1903.07060 · pith_short_12: RGVSJSDX64O2 · pith_short_16: RGVSJSDX64O2RL3Z · pith_short_8: RGVSJSDX

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/RGVSJSDX64O2RL3ZUUPFPWLLJ7 \
  | 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: 89ab24c877f71da8af79a51e57d96b4ff2dc10bddca97419b2f5ed00d53b1ba0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95e6b7964e80da67ae2072b562f30ec8f427cd96e544909096e14a1003e327e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-03-17T11:49:34Z",
    "title_canon_sha256": "f3023deb43f1eb7716d3907b58fd8b7c9b2be80d80628420a1ce614266814bf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07060",
    "kind": "arxiv",
    "version": 4
  }
}