Pith Number

pith:ZNGPQEGJ

pith:2026:ZNGPQEGJTLWRT6T5726F3BMAJ6

not attested not anchored not stored refs pending

Understanding Sources of Demographic Predictability in Brain MRI via Disentangling Anatomy and Contrast

Akshit Achara, Andrew King, Jorge Cardoso (and for the Alzheimer's Disease Neuroimaging Initiative), Mehmet Yigit Avci

arxiv:2603.04113 v2 · 2026-03-04 · 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{ZNGPQEGJTLWRT6T5726F3BMAJ6}

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	2026-07-15T01:20:56.798992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb4cf810c99aed19fa7dfebc5d85804fb8a5640d789ca5d94b1475b9bae97338

Aliases

arxiv: 2603.04113 · arxiv_version: 2603.04113v2 · doi: 10.48550/arxiv.2603.04113 · pith_short_12: ZNGPQEGJTLWR · pith_short_16: ZNGPQEGJTLWRT6T5 · pith_short_8: ZNGPQEGJ

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/ZNGPQEGJTLWRT6T5726F3BMAJ6 \
  | 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: cb4cf810c99aed19fa7dfebc5d85804fb8a5640d789ca5d94b1475b9bae97338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c066ef15ab5219e42e4ec046c8411d0b50a3b2656aabdeeda6e6aac9b27a9b96",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-03-04T14:33:07Z",
    "title_canon_sha256": "f2c62d59b2d2cd1967a2432f5ae625ccd33042ee108da4d68e889abae888f620"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.04113",
    "kind": "arxiv",
    "version": 2
  }
}