Pith Number

pith:T4TCMMAK

pith:2025:T4TCMMAKHKTHBVRWZLL2ARULY7

not attested not anchored not stored refs pending

Accurate and Efficient Fetal Birth Weight Estimation from 3D Ultrasound

Bin Zhang, Chaoyu Chen, Dong Ni, Gaocheng Cai, Hongkui Yu, Jian Wang, Jing Lu, Jin Peng, Jinqiao Ying, Jiongquan Chen, Junxuan Yu, Mingyuan Luo, Qiongying Ni, Ruixuan Yao, Wenlong Shi, Xingyi Yang, Xin Yang, Zhongnuo Yan

arxiv:2507.00398 v1 · 2025-07-01 · 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{T4TCMMAKHKTHBVRWZLL2ARULY7}

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	2026-07-05T11:30:08.276424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f2626300a3aa670d636cad7a0468bc7e3f6eeb2da67a9f72d7032bb06185e8c

Aliases

arxiv: 2507.00398 · arxiv_version: 2507.00398v1 · doi: 10.48550/arxiv.2507.00398 · pith_short_12: T4TCMMAKHKTH · pith_short_16: T4TCMMAKHKTHBVRW · pith_short_8: T4TCMMAK

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/T4TCMMAKHKTHBVRWZLL2ARULY7 \
  | 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: 9f2626300a3aa670d636cad7a0468bc7e3f6eeb2da67a9f72d7032bb06185e8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22f715316ace5e6f98807750430fddcfbfc8cbd551e34a241edb24bb0037a1e0",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-07-01T03:26:02Z",
    "title_canon_sha256": "3d43a239490a8b408d2cd2e9bbdb88e56ba7fe5785bebe86d7d069f67a7d120d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00398",
    "kind": "arxiv",
    "version": 1
  }
}