Pith Number

pith:UZJKIQ7W

pith:2024:UZJKIQ7WGTH2UZJIM74MARQFJY

not attested not anchored not stored refs pending

NeurCADRecon: Neural Representation for Reconstructing CAD Surfaces by Enforcing Zero Gaussian Curvature

Changhe Tu, Pengfei Wang, Qiujie Dong, Rui Xu, Shiqing Xin, Shuangmin Chen, Wenping Wang, Xiaohong Jia

arxiv:2404.13420 v1 · 2024-04-20 · 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{UZJKIQ7WGTH2UZJIM74MARQFJY}

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	2026-07-05T08:10:31.889198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a652a443f634cfaa652867f8c046054e283e90f840ce5556e0ed5d714995ed35

Aliases

arxiv: 2404.13420 · arxiv_version: 2404.13420v1 · doi: 10.48550/arxiv.2404.13420 · pith_short_12: UZJKIQ7WGTH2 · pith_short_16: UZJKIQ7WGTH2UZJI · pith_short_8: UZJKIQ7W

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/UZJKIQ7WGTH2UZJIM74MARQFJY \
  | 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: a652a443f634cfaa652867f8c046054e283e90f840ce5556e0ed5d714995ed35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b1f2a1cd0e4a5f92e30c6ebe5c88c72ed8110c3aac68ea2e3dddf1b6c4e1f68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-04-20T16:36:24Z",
    "title_canon_sha256": "4c1860a036eb332af2b62a04c995ce1671b1503f65339a755e6c8d236f3001d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.13420",
    "kind": "arxiv",
    "version": 1
  }
}