Pith Number

pith:4UE7WT3R

pith:2019:4UE7WT3RGPLTQFUEOTYMAZ6M67

not attested not anchored not stored refs pending

Equitable partition of plane graphs with independent crossings into induced forests

Bei Niu, Xin Zhang, Yuping Gao

arxiv:1903.08337 v2 · 2019-03-20 · math.CO · cs.DM

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4UE7WT3RGPLTQFUEOTYMAZ6M67}

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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.

Cited by

1 paper in Pith

Equitable partition of graphs into induced linear forests

Receipt and verification

First computed	2026-07-05T00:26:06.909670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e509fb4f7133d738168474f0c067ccf7f850a29766a481a848fa86b2b059c2a0

Aliases

arxiv: 1903.08337 · arxiv_version: 1903.08337v2 · doi: 10.48550/arxiv.1903.08337 · pith_short_12: 4UE7WT3RGPLT · pith_short_16: 4UE7WT3RGPLTQFUE · pith_short_8: 4UE7WT3R

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/4UE7WT3RGPLTQFUEOTYMAZ6M67 \
  | 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: e509fb4f7133d738168474f0c067ccf7f850a29766a481a848fa86b2b059c2a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44da5ca21896b07ca130a78c7bd41855c4e7fb51efb903375b54fb7f5c739ad2",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-03-20T04:16:31Z",
    "title_canon_sha256": "2454e072853082d03b2d72c5f12e0ea2394fea8829ef24591d2050fac6c4e712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08337",
    "kind": "arxiv",
    "version": 2
  }
}