Pith Number

pith:X22CEURI

pith:2019:X22CEURIDARZXXZ435YPPCKFAE

not attested not anchored not stored refs pending

PointNLM: Point Nonlocal-Means for vegetation segmentation based on middle echo point clouds

Cheng Wang, Jonathan Li, Qing Zhu, Rongren Wu, Yiping Chen, Zhipeng Luo

arxiv:1906.08476 v2 · 2019-06-20 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X22CEURIDARZXXZ435YPPCKFAE}

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	2026-07-05T00:05:34.866297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beb422522818239bdf3cdf70f789450117789f8e18dbf12400bfd5f62aa110b1

Aliases

arxiv: 1906.08476 · arxiv_version: 1906.08476v2 · doi: 10.48550/arxiv.1906.08476 · pith_short_12: X22CEURIDARZ · pith_short_16: X22CEURIDARZXXZ4 · pith_short_8: X22CEURI

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/X22CEURIDARZXXZ435YPPCKFAE \
  | 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: beb422522818239bdf3cdf70f789450117789f8e18dbf12400bfd5f62aa110b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49cfe00f0752c0fd9b2cea115d2db162084bdc7a98221b6d9713eadecd973af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-20T07:34:05Z",
    "title_canon_sha256": "79fc10c497df836febe3927792716d1846ca69f4ac9a9c8fedda853ed89655e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08476",
    "kind": "arxiv",
    "version": 2
  }
}