Pith Number

pith:JUFK2I3G

pith:2019:JUFK2I3GTLRDZCRUL3QFLRFWGE

not attested not anchored not stored refs pending

Deep Q Learning Driven CT Pancreas Segmentation with Geometry-Aware U-Net

Fei Wu, Junyi Feng, Xi Li, Yangsibo Huang, Yunze Man

arxiv:1904.09120 v1 · 2019-04-19 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUFK2I3GTLRDZCRUL3QFLRFWGE}

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	2026-05-17T23:48:08.275458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d0aad23669ae23c8a345ee055c4b6310f7eb0ea05c36bb71035c3120e9284a1

Aliases

arxiv: 1904.09120 · arxiv_version: 1904.09120v1 · doi: 10.48550/arxiv.1904.09120 · pith_short_12: JUFK2I3GTLRD · pith_short_16: JUFK2I3GTLRDZCRU · pith_short_8: JUFK2I3G

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/JUFK2I3GTLRDZCRUL3QFLRFWGE \
  | 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: 4d0aad23669ae23c8a345ee055c4b6310f7eb0ea05c36bb71035c3120e9284a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e31b255694ea78b6476a79315cc47526e4c72e34a2ef1c9619bf67c1d9bc083",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-19T08:36:21Z",
    "title_canon_sha256": "4f11b0ba23db6732f0cb04c4befc98ed8d2e086da09273983bd7240ba85e7b76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09120",
    "kind": "arxiv",
    "version": 1
  }
}