Pith Number

pith:XNH6EJDO

pith:2025:XNH6EJDOKKAI5T3WKLZJ5Q2LUN

not attested not anchored not stored refs pending

Automatic Contouring of Spinal Vertebrae on X-Ray using a Novel Sandwich U-Net Architecture

Bjoern W. Schuller, Kumar Rajamani, Qiyang Sun, Srividya Tirunellai Rajamani, Sunil Munthumoduku Krishna Murthy, Yupei Li

arxiv:2507.09158 v1 · 2025-07-12 · eess.IV · cs.AI · 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{XNH6EJDOKKAI5T3WKLZJ5Q2LUN}

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	2026-07-05T11:36:04.681010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb4fe2246e52808ecf7652f29ec34ba36ec3d409fb226eb459e55dfc700f59c5

Aliases

arxiv: 2507.09158 · arxiv_version: 2507.09158v1 · doi: 10.48550/arxiv.2507.09158 · pith_short_12: XNH6EJDOKKAI · pith_short_16: XNH6EJDOKKAI5T3W · pith_short_8: XNH6EJDO

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/XNH6EJDOKKAI5T3WKLZJ5Q2LUN \
  | 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: bb4fe2246e52808ecf7652f29ec34ba36ec3d409fb226eb459e55dfc700f59c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b5da97b4e529701a2f79d181f55a26494a67d6bcc8797f91849de97391e7918",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-07-12T06:40:18Z",
    "title_canon_sha256": "3bcc9c5eddf916d712cdabd6aaf0339c8e5610be87ddc5ef7b60591b17534392"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.09158",
    "kind": "arxiv",
    "version": 1
  }
}