Pith Number

pith:QEK4NN2U

pith:2017:QEK4NN2URSECF6YTZ6JHIFCQ2U

not attested not anchored not stored refs pending

Risk Stratification of Lung Nodules Using 3D CNN-Based Multi-task Learning

Kunlin Cao, Qi Song, Sarfaraz Hussein, Ulas Bagci

arxiv:1704.08797 v1 · 2017-04-28 · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEK4NN2URSECF6YTZ6JHIFCQ2U}

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	2026-05-18T00:31:58.845745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8115c6b7548c8822fb13cf92741450d52677edec8085dbe2fe733ecbdf30d3df

Aliases

arxiv: 1704.08797 · arxiv_version: 1704.08797v1 · doi: 10.48550/arxiv.1704.08797 · pith_short_12: QEK4NN2URSEC · pith_short_16: QEK4NN2URSECF6YT · pith_short_8: QEK4NN2U

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/QEK4NN2URSECF6YTZ6JHIFCQ2U \
  | 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: 8115c6b7548c8822fb13cf92741450d52677edec8085dbe2fe733ecbdf30d3df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a6b4c2acf15ae21e846327891581799674793771986d35034573dfe09463a4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-28T03:32:54Z",
    "title_canon_sha256": "164be266d9c234def09153ef38be8069a11de72bc730ab1bee7f69325250a219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08797",
    "kind": "arxiv",
    "version": 1
  }
}