Pith Number

pith:Z6PQJZTL

pith:2023:Z6PQJZTLNLNDW7BXDPLR4RZOAS

not attested not anchored not stored refs pending

Self-Supervised Pre-Training with Contrastive and Masked Autoencoder Methods for Dealing with Small Datasets in Deep Learning for Medical Imaging

Catharina Silvia Lisson, Christoph Gerhard Lisson, Daniel Wolf, Meinrad Beer, Michael G\"otz, Timo Ropinski, Tristan Payer

arxiv:2308.06534 v4 · 2023-08-12 · cs.CV · cs.AI · 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{Z6PQJZTLNLNDW7BXDPLR4RZOAS}

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	2026-07-05T07:16:45.173301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf9f04e66b6ada3b7c371bd71e472e049b91ac86da051d79bf37fe5d04253259

Aliases

arxiv: 2308.06534 · arxiv_version: 2308.06534v4 · doi: 10.48550/arxiv.2308.06534 · pith_short_12: Z6PQJZTLNLND · pith_short_16: Z6PQJZTLNLNDW7BX · pith_short_8: Z6PQJZTL

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/Z6PQJZTLNLNDW7BXDPLR4RZOAS \
  | 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: cf9f04e66b6ada3b7c371bd71e472e049b91ac86da051d79bf37fe5d04253259

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e95ad31d99f9047a9a8e72af2184e41f541dff07a0965edf7d6b28ac8a3eedd",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-08-12T11:31:01Z",
    "title_canon_sha256": "26063bab77aea99fbf17a0cf04d16168210e17120485563afe8638e3f98d9614"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.06534",
    "kind": "arxiv",
    "version": 4
  }
}