Pith Number

pith:5YVNPJJC

pith:2017:5YVNPJJCYNMIACQHGVR4V6BCOE

not attested not anchored not stored refs pending

A New 3D Segmentation Methodology for Lumbar Vertebral Bodies for the Measurement of BMD and Geometry

Andre Mastmeyer, Klaus Engelke, Willi Kalender

arxiv:1705.07143 v1 · 2017-05-19 · 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{5YVNPJJCYNMIACQHGVR4V6BCOE}

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	2026-05-18T00:44:06.458106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee2ad7a522c358800a073563caf82271278d6b283626b86e94a89d6b074f6a90

Aliases

arxiv: 1705.07143 · arxiv_version: 1705.07143v1 · doi: 10.48550/arxiv.1705.07143 · pith_short_12: 5YVNPJJCYNMI · pith_short_16: 5YVNPJJCYNMIACQH · pith_short_8: 5YVNPJJC

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/5YVNPJJCYNMIACQHGVR4V6BCOE \
  | 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: ee2ad7a522c358800a073563caf82271278d6b283626b86e94a89d6b074f6a90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4e1af75575a6a4d36dd7a9d33219b0c931ca704548b6e76dbd8730577273402",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-05-19T18:49:18Z",
    "title_canon_sha256": "2e6a07522ec08c44d9502a34444e1864c164469f7d3867bcd712bcb2d9e96e7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07143",
    "kind": "arxiv",
    "version": 1
  }
}