Pith Number

pith:35RE4N4N

pith:2021:35RE4N4N72JOVFDYFRFZBYL2DK

not attested not anchored not stored refs pending

Two-Stage Mesh Deep Learning for Automated Tooth Segmentation and Landmark Localization on 3D Intraoral Scans

Ching-Chang Ko, Chiung-Ying Chiu, Christian Piers, Christina Jackson, Chunfeng Lian, Dinggang Shen, Fang Wang, Jie Liu, Li Wang, Matthew Pastewait, Sanghee Lee, Tai-Hsien Wu, Wei-Lun Chao, Wenchi Wang

arxiv:2109.11941 v4 · 2021-09-24 · 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{35RE4N4N72JOVFDYFRFZBYL2DK}

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	2026-07-05T04:28:27.348159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df624e378dfe92ea94782c4b90e17a1aadb3e2b394b4ce5a11ad534994d453d0

Aliases

arxiv: 2109.11941 · arxiv_version: 2109.11941v4 · doi: 10.48550/arxiv.2109.11941 · pith_short_12: 35RE4N4N72JO · pith_short_16: 35RE4N4N72JOVFDY · pith_short_8: 35RE4N4N

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/35RE4N4N72JOVFDYFRFZBYL2DK \
  | 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: df624e378dfe92ea94782c4b90e17a1aadb3e2b394b4ce5a11ad534994d453d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39e7add2e2340a4cde6a2f515908c2eeb7e762ea96ad7d939269f38fae0dc278",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-24T13:00:26Z",
    "title_canon_sha256": "f1196d4c90a7c0424800c5174f51d9167a437f18ca143f593b8cfc8f54abf6cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.11941",
    "kind": "arxiv",
    "version": 4
  }
}