Pith Number

pith:BVB3HXBJ

pith:2020:BVB3HXBJKHQSL2JFFSYA7GAUV5

not attested not anchored not stored refs pending

Improving Semantic Analysis on Point Clouds via Auxiliary Supervision of Local Geometric Priors

Chaozheng Wu, Ke Chen, Kui Jia, Lulu Tang, Yu Hong, Zhixin Yang

arxiv:2001.04803 v2 · 2020-01-14 · 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{BVB3HXBJKHQSL2JFFSYA7GAUV5}

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	2026-07-05T01:35:57.415406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d43b3dc2951e125e9252cb00f9814af66e0a67e94fa59b55da4e1816b671834

Aliases

arxiv: 2001.04803 · arxiv_version: 2001.04803v2 · doi: 10.48550/arxiv.2001.04803 · pith_short_12: BVB3HXBJKHQS · pith_short_16: BVB3HXBJKHQSL2JF · pith_short_8: BVB3HXBJ

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/BVB3HXBJKHQSL2JFFSYA7GAUV5 \
  | 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: 0d43b3dc2951e125e9252cb00f9814af66e0a67e94fa59b55da4e1816b671834

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef7aa790e25d367007b6bdc3bc062c441b64bbabe31752ae312eac851eb2153d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-01-14T14:33:31Z",
    "title_canon_sha256": "73961b809484972795c482b34108567f3cf540af7c5586302053d0284091a170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.04803",
    "kind": "arxiv",
    "version": 2
  }
}