Pith Number

pith:QO2F4LWQ

pith:2026:QO2F4LWQN6A42RAUAGPXIETMVE

not attested not anchored not stored refs pending

Cesarean Scar Defect Segmentation in Transvaginal Ultrasound Images: a Dataset and Benchmark

Jian Zhang, Jing Liu, Liye Shi, Maggie M. He, Ming Liu, Qing Xu, Tianyu Xu, Wei Xia, Xiangjian He, Yang Wang, Yixuan Zhang, Yuan Tian, Yue Li

arxiv:2605.26774 v1 · 2026-05-26 · 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{QO2F4LWQN6A42RAUAGPXIETMVE}

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	2026-05-27T01:06:11.992499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83b45e2ed06f81cd4414019f74126ca90edf8da52b5243392e9d915f529fb268

Aliases

arxiv: 2605.26774 · arxiv_version: 2605.26774v1 · doi: 10.48550/arxiv.2605.26774 · pith_short_12: QO2F4LWQN6A4 · pith_short_16: QO2F4LWQN6A42RAU · pith_short_8: QO2F4LWQ

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/QO2F4LWQN6A42RAUAGPXIETMVE \
  | 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: 83b45e2ed06f81cd4414019f74126ca90edf8da52b5243392e9d915f529fb268

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df1294c2b4405d5be17ba3d1c566bab37803eb9ad45a8f76cac042a0b9af8a07",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-26T09:45:19Z",
    "title_canon_sha256": "0a90e0d65053d7028e31abe916dad6c231b06263bc633b80fe20e4d5e57ed816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26774",
    "kind": "arxiv",
    "version": 1
  }
}