Pith Number

pith:4Y7TWIES

pith:2025:4Y7TWIESSRJRF2E3N2P7RVX7SN

not attested not anchored not stored refs pending

Building a General SimCLR Self-Supervised Foundation Model Across Neurological Diseases to Advance 3D Brain MRI Diagnoses

Brennan Nichyporuk, Emily Kaczmarek, Justin Szeto, Tal Arbel

arxiv:2509.10620 v1 · 2025-09-12 · 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{4Y7TWIESSRJRF2E3N2P7RVX7SN}

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	2026-07-05T12:11:24.499713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e63f3b2092945312e89b6e9ff8d6ff9370cff090c5b6bcace2d5810e870687d2

Aliases

arxiv: 2509.10620 · arxiv_version: 2509.10620v1 · doi: 10.48550/arxiv.2509.10620 · pith_short_12: 4Y7TWIESSRJR · pith_short_16: 4Y7TWIESSRJRF2E3 · pith_short_8: 4Y7TWIES

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/4Y7TWIESSRJRF2E3N2P7RVX7SN \
  | 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: e63f3b2092945312e89b6e9ff8d6ff9370cff090c5b6bcace2d5810e870687d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6db388b26a31ce35bc06eac8797df9ae8e49238a58c448ee8a2569f996b2091e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-09-12T18:05:08Z",
    "title_canon_sha256": "dd37e104540a9e1cb687f48b0474c34617adf3669c3445e373d6e8c0e36bbc5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.10620",
    "kind": "arxiv",
    "version": 1
  }
}