Pith Number

pith:5J56X4FJ

pith:2025:5J56X4FJZRCXY6UNXRSWG7TXZB

not attested not anchored not stored refs pending

Fetuses Made Simple: Modeling and Tracking of Fetal Shape and Pose

Benjamin Billot, Esra Abaci Turk, Peiqi Wang, P. Ellen Grant, Polina Golland, Sebastian Diaz, Yingcheng Liu

arxiv:2506.17858 v3 · 2025-06-21 · 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{5J56X4FJZRCXY6UNXRSWG7TXZB}

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	2026-07-05T11:38:30.474845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea7bebf0a9cc457c7a8dbc65637e77c85ffcf6697d26f82080ea6a98e9744c95

Aliases

arxiv: 2506.17858 · arxiv_version: 2506.17858v3 · doi: 10.48550/arxiv.2506.17858 · pith_short_12: 5J56X4FJZRCX · pith_short_16: 5J56X4FJZRCXY6UN · pith_short_8: 5J56X4FJ

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/5J56X4FJZRCXY6UNXRSWG7TXZB \
  | 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: ea7bebf0a9cc457c7a8dbc65637e77c85ffcf6697d26f82080ea6a98e9744c95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "321cd432bd22cb331059f63386790958bdeed0d3cc698204631647b28388d0be",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-21T23:45:35Z",
    "title_canon_sha256": "44961e4db6ec172227d7a06d67c39cb15acce448dc8fb282e912e3d4199e445a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.17858",
    "kind": "arxiv",
    "version": 3
  }
}