Pith Number

pith:SFUP56ZX

pith:2022:SFUP56ZXQBP7RQQ7S6Q4D7SCLP

not attested not anchored not stored refs pending

Fast and Robust Femur Segmentation from Computed Tomography Images for Patient-Specific Hip Fracture Risk Screening

Alexander Baker, Benedikt Helgason, Halldor Palsson, Ingmar Fleps, Lotta Maria Ellingsen, Pall Asgeir Bjornsson, Sigurdur Sigurdsson, Stephen J. Ferguson, Vilmundur Gudnason, Yves Pauchard

arxiv:2204.09575 v1 · 2022-04-20 · 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{SFUP56ZXQBP7RQQ7S6Q4D7SCLP}

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	2026-07-05T04:37:36.415191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9168fefb37805ff8c21f97a1c1fe425bd009fcbb0301914c672faac67ac5e756

Aliases

arxiv: 2204.09575 · arxiv_version: 2204.09575v1 · doi: 10.48550/arxiv.2204.09575 · pith_short_12: SFUP56ZXQBP7 · pith_short_16: SFUP56ZXQBP7RQQ7 · pith_short_8: SFUP56ZX

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/SFUP56ZXQBP7RQQ7S6Q4D7SCLP \
  | 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: 9168fefb37805ff8c21f97a1c1fe425bd009fcbb0301914c672faac67ac5e756

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc61c292904fd15d0fdb3150689e2928bab45fed8bc99306c928a436cc7ef367",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-04-20T16:16:16Z",
    "title_canon_sha256": "cf2d170fcdbca3a0b34c58ff9bc8be2dc56bfb957de555ee1c3426dc91f52921"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.09575",
    "kind": "arxiv",
    "version": 1
  }
}