Pith Number

pith:67J2PBYY

pith:2020:67J2PBYYL6UB2AWHPF2KZ7UUQB

not attested not anchored not stored refs pending

Neural collaborative filtering for unsupervised mitral valve segmentation in echocardiography

Alessandro Candreva, Fabian Laumer, Francesco Maisano, Joachim M. Buhmann, Luca Corinzia, Maurizio Taramasso

arxiv:2008.05867 v1 · 2020-08-13 · eess.IV · 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{67J2PBYYL6UB2AWHPF2KZ7UUQB}

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	2026-07-05T01:26:58.286903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7d3a787185fa81d02c77974acfe94804a7ace5168b238a4fdeabb9dcefb7016

Aliases

arxiv: 2008.05867 · arxiv_version: 2008.05867v1 · doi: 10.48550/arxiv.2008.05867 · pith_short_12: 67J2PBYYL6UB · pith_short_16: 67J2PBYYL6UB2AWH · pith_short_8: 67J2PBYY

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/67J2PBYYL6UB2AWHPF2KZ7UUQB \
  | 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: f7d3a787185fa81d02c77974acfe94804a7ace5168b238a4fdeabb9dcefb7016

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f4bad458224848257f663e03dc37f02eb2fe8ad802371f8482f5c993d7d41cc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-08-13T12:53:26Z",
    "title_canon_sha256": "61b5b1e902ca7b2a8bfbe855f66a963b63f4189c50720f9665114d957359671f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05867",
    "kind": "arxiv",
    "version": 1
  }
}