Pith Number

pith:BQFFWHCB

pith:2018:BQFFWHCBMVOLM7L3PEYJ3KNU43

not attested not anchored not stored refs pending

Btrfly Net: Vertebrae Labelling with Energy-based Adversarial Learning of Local Spine Prior

Alexander Valentinitsch, Anjany Sekuboyina, Bjoern H. Menze, Giles Tetteh, Jan Kuka\v{c}ka, Jan S. Kirschke, Markus Rempfler

arxiv:1804.01307 v2 · 2018-04-04 · 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{BQFFWHCBMVOLM7L3PEYJ3KNU43}

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	2026-05-18T00:00:56.621816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c0a5b1c41655cb67d7b79309da9b4e6cc80ba66943fa4a593de0aa73e4e4c2d

Aliases

arxiv: 1804.01307 · arxiv_version: 1804.01307v2 · doi: 10.48550/arxiv.1804.01307 · pith_short_12: BQFFWHCBMVOL · pith_short_16: BQFFWHCBMVOLM7L3 · pith_short_8: BQFFWHCB

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/BQFFWHCBMVOLM7L3PEYJ3KNU43 \
  | 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: 0c0a5b1c41655cb67d7b79309da9b4e6cc80ba66943fa4a593de0aa73e4e4c2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03929eddd27bae45434b3292ac2b65eed34a359e3265d084fca49cb89a074de3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-04T09:00:33Z",
    "title_canon_sha256": "4d24ae29221f0b2abc022f786f924f31596c3570261e1741fd398ac2b3010c79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01307",
    "kind": "arxiv",
    "version": 2
  }
}