Pith Number

pith:3CUBKL5E

pith:2019:3CUBKL5EKSTM4EO4RDY75SXBNO

not attested not anchored not stored refs pending

Unsupervised Deep Learning for Bayesian Brain MRI Segmentation

Adrian V. Dalca, Bruce Fischl, Evan Yu, Juan Eugenio Iglesias, Mert R. Sabuncu, Polina Golland

arxiv:1904.11319 v2 · 2019-04-25 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CUBKL5EKSTM4EO4RDY75SXBNO}

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	2026-05-17T23:39:54.091039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8a8152fa454a6ce11dc88f1fecae16b9f7f724cffeb6a95433aea8ac6c65340

Aliases

arxiv: 1904.11319 · arxiv_version: 1904.11319v2 · doi: 10.48550/arxiv.1904.11319 · pith_short_12: 3CUBKL5EKSTM · pith_short_16: 3CUBKL5EKSTM4EO4 · pith_short_8: 3CUBKL5E

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/3CUBKL5EKSTM4EO4RDY75SXBNO \
  | 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: d8a8152fa454a6ce11dc88f1fecae16b9f7f724cffeb6a95433aea8ac6c65340

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa6c7f6f1afbeb7937d0e259fc4b5c3d4da4fb03547ed37dd30ebb67c1f8ab68",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-25T13:13:51Z",
    "title_canon_sha256": "9f316425a3e5d318e7e5b70931d488755e0233e2fa1812af8543f2c4f9329f39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11319",
    "kind": "arxiv",
    "version": 2
  }
}