Pith Number

pith:M6RA46GZ

pith:2025:M6RA46GZ7WP6SQQVMMQGTBMZFB

not attested not anchored not stored refs pending

A BERT-Style Self-Supervised Learning CNN for Disease Identification from Retinal Images

Amal Youssef, Oana M. Dumitrascu, Peijie Qiu, Wenhui Zhu, Xin Li, Yalin Wang

arxiv:2504.18049 v1 · 2025-04-25 · 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{M6RA46GZ7WP6SQQVMMQGTBMZFB}

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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	2026-07-05T10:54:00.748462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67a20e78d9fd9fe942156320698599286b9f873ee9e89d16fff48d75b53090cf

Aliases

arxiv: 2504.18049 · arxiv_version: 2504.18049v1 · doi: 10.48550/arxiv.2504.18049 · pith_short_12: M6RA46GZ7WP6 · pith_short_16: M6RA46GZ7WP6SQQV · pith_short_8: M6RA46GZ

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/M6RA46GZ7WP6SQQVMMQGTBMZFB \
  | 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: 67a20e78d9fd9fe942156320698599286b9f873ee9e89d16fff48d75b53090cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0e56174368d92f73a81807a7c77652a6e1a8bde1bd0e420353246b10bd43934",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-25T03:38:55Z",
    "title_canon_sha256": "5bb42429e932e4b1eb7252fd927787e10791c1e3acf55682d80578c058ec9722"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18049",
    "kind": "arxiv",
    "version": 1
  }
}