Pith Number

pith:4VDM6NAE

pith:2022:4VDM6NAE5H2FHLAFJJ7E6N2I4S

not attested not anchored not stored refs pending

Stratified Transformer for 3D Point Cloud Segmentation

Hengshuang Zhao, Jianhui Liu, Jiaya Jia, Li Jiang, Liwei Wang, Shu Liu, Xiaojuan Qi, Xin Lai

arxiv:2203.14508 v1 · 2022-03-28 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VDM6NAE5H2FHLAFJJ7E6N2I4S}

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	2026-07-05T04:09:05.860801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e546cf3404e9f453ac054a7e4f3748e4af596ba39b80d91e924b66946895e65a

Aliases

arxiv: 2203.14508 · arxiv_version: 2203.14508v1 · doi: 10.48550/arxiv.2203.14508 · pith_short_12: 4VDM6NAE5H2F · pith_short_16: 4VDM6NAE5H2FHLAF · pith_short_8: 4VDM6NAE

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/4VDM6NAE5H2FHLAFJJ7E6N2I4S \
  | 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: e546cf3404e9f453ac054a7e4f3748e4af596ba39b80d91e924b66946895e65a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edc631b8d245ba956416541a23ade09fc4cc83ed98f9bfeaa92fda1dcfbdfa9b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-28T05:35:16Z",
    "title_canon_sha256": "68f454c32f78936691ea63efc89eace347585337b2b8e59412a5ae6fbe218ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14508",
    "kind": "arxiv",
    "version": 1
  }
}