Pith Number

pith:27QGRHU3

pith:2026:27QGRHU34BWSX76Q2IVVSKNRCP

not attested not anchored not stored refs pending

Foundation Model-driven Key Anatomy Frame Selection for Blind-sweep Ultrasound Fetal Birth Weight Estimation

Dong Ni, Hong Yin, Huanwen Liang, Juhua Xiao, Le Ou, Wenxiong Pan, Xiliang Zhu, Xin Zhou, Xuan Sheng, Yuhao Huang, Yuxiang Deng

arxiv:2607.00745 v1 · 2026-07-01 · 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{27QGRHU34BWSX76Q2IVVSKNRCP}

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	2026-07-02T01:17:54.259940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e0689e9be06d2bffd0d22b5929b113ebfc6cbdd5034db1ef34143bee5d154f

Aliases

arxiv: 2607.00745 · arxiv_version: 2607.00745v1 · doi: 10.48550/arxiv.2607.00745 · pith_short_12: 27QGRHU34BWS · pith_short_16: 27QGRHU34BWSX76Q · pith_short_8: 27QGRHU3

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/27QGRHU34BWSX76Q2IVVSKNRCP \
  | 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: d7e0689e9be06d2bffd0d22b5929b113ebfc6cbdd5034db1ef34143bee5d154f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8a3b38bab22396d9640796ae36f51a23fb5df0e5677125d620e4b04b0c91c3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-01T10:27:16Z",
    "title_canon_sha256": "9a89be8cfc21f91effc5a3265940ec82f48c9509ef612e8ed116ed86243894f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00745",
    "kind": "arxiv",
    "version": 1
  }
}