Pith Number

pith:S4HCEWR6

pith:2021:S4HCEWR6VMUD4KAK4INPUMKL73

not attested not anchored not stored refs pending

VMNet: Voxel-Mesh Network for Geodesic-Aware 3D Semantic Segmentation

Chiew-Lan Tai, Guangyuan Sun, Hongbo Fu, Jiaxiang Shang, Jiayu Dong, Runze Zhang, Xin Wang, Xuyang Bai, Zeyu Hu

arxiv:2107.13824 v2 · 2021-07-29 · 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{S4HCEWR6VMUD4KAK4INPUMKL73}

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	2026-07-05T04:42:55.470121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

970e225a3eab283e280ae21afa314bfec01693fc5eae5c139eea0158f1b4880a

Aliases

arxiv: 2107.13824 · arxiv_version: 2107.13824v2 · doi: 10.48550/arxiv.2107.13824 · pith_short_12: S4HCEWR6VMUD · pith_short_16: S4HCEWR6VMUD4KAK · pith_short_8: S4HCEWR6

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/S4HCEWR6VMUD4KAK4INPUMKL73 \
  | 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: 970e225a3eab283e280ae21afa314bfec01693fc5eae5c139eea0158f1b4880a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a9dc206ad0e2f002805bb1ea6549831f9a5a3c049ebf7ec1e3641a08cb2f8c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-29T08:41:14Z",
    "title_canon_sha256": "eb87b55c3dc64edad1a864eabfaa2d86b5ccd827a2b2ba8802365e0b8470b697"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13824",
    "kind": "arxiv",
    "version": 2
  }
}