Pith Number

pith:MDVVLHL7

pith:2020:MDVVLHL7CPVWWQQZS4MGV4KIF4

not attested not anchored not stored refs pending

Kidney segmentation using 3D U-Net localized with Expectation Maximization

Kai Barck, Luke Xie, Omid Bazgir, Richard A.D. Carano, Robby M. Weimer

arxiv:2003.09075 v1 · 2020-03-20 · eess.IV · 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{MDVVLHL7CPVWWQQZS4MGV4KIF4}

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	2026-07-05T01:32:01.661714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60eb559d7f13eb6b421997186af1482f1ba7151392fe1817ce5c33cbd3d05d9e

Aliases

arxiv: 2003.09075 · arxiv_version: 2003.09075v1 · doi: 10.48550/arxiv.2003.09075 · pith_short_12: MDVVLHL7CPVW · pith_short_16: MDVVLHL7CPVWWQQZ · pith_short_8: MDVVLHL7

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/MDVVLHL7CPVWWQQZS4MGV4KIF4 \
  | 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: 60eb559d7f13eb6b421997186af1482f1ba7151392fe1817ce5c33cbd3d05d9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ef491023fad5de5af826aea88289d6d360c65d05b876b6b17c94913af0d1f41",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-03-20T02:38:32Z",
    "title_canon_sha256": "c91a787a098cb293145c9ac52e72eeb3aa6e917e681c12babac74ac25fe6a8b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.09075",
    "kind": "arxiv",
    "version": 1
  }
}