Pith Number

pith:JQJ2KPPS

pith:2025:JQJ2KPPS3MSAUXELN4R3AVGLGR

not attested not anchored not stored refs pending

A Self-training Framework for Semi-supervised Pulmonary Vessel Segmentation and Its Application in COPD

Jiaxuan Xu, Jie Feng, Meihuan Wang, Rongchang Chen, Shouliang Qi, Shuiqing Zhao, Wei Qian, Yanan Wu, Zhenyu Liang

arxiv:2507.19074 v1 · 2025-07-25 · eess.IV · 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{JQJ2KPPS3MSAUXELN4R3AVGLGR}

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	2026-07-05T11:43:19.199205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c13a53df2db240a5c8b6f23b054cb347c4468cacbee16e0b014f50f45ebfdc5

Aliases

arxiv: 2507.19074 · arxiv_version: 2507.19074v1 · doi: 10.48550/arxiv.2507.19074 · pith_short_12: JQJ2KPPS3MSA · pith_short_16: JQJ2KPPS3MSAUXEL · pith_short_8: JQJ2KPPS

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/JQJ2KPPS3MSAUXELN4R3AVGLGR \
  | 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: 4c13a53df2db240a5c8b6f23b054cb347c4468cacbee16e0b014f50f45ebfdc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c90a41f157da983aed40d1eac425260a89e402e36eab24fa19686018272b9acc",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-07-25T08:50:31Z",
    "title_canon_sha256": "0896c2a3e9ea8e42f81888e49a31317c8c7dc37628464874ea00e94f0dec486b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.19074",
    "kind": "arxiv",
    "version": 1
  }
}