Pith Number

pith:P4H7Q5K5

pith:2026:P4H7Q5K5KDK6RQ2WYRG6QLZJVR

not attested not anchored not stored refs pending

Graph Neural Network Reveals the Cortical Morphology of Local Brain Aging in Normal Cognition and Alzheimer's Disease

Alzheimers Disease Neuroimaging Initiative, Andrei Irimia, Jordan Jomsky, Nahian F. Chowdhury, Nikhil N. Chaudhari, Samuel D. Anderson, Xiaoyu (Rayne) Zheng

arxiv:2601.10912 v5 · 2026-01-16 · q-bio.NC · eess.IV · q-bio.QM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4H7Q5K5KDK6RQ2WYRG6QLZJVR}

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	2026-05-29T01:04:36.420007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f0ff8755d50d5e8c356c44de82f29ac42f6d541af1ac4b23e91477197c16d84

Aliases

arxiv: 2601.10912 · arxiv_version: 2601.10912v5 · doi: 10.48550/arxiv.2601.10912 · pith_short_12: P4H7Q5K5KDK6 · pith_short_16: P4H7Q5K5KDK6RQ2W · pith_short_8: P4H7Q5K5

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/P4H7Q5K5KDK6RQ2WYRG6QLZJVR \
  | 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: 7f0ff8755d50d5e8c356c44de82f29ac42f6d541af1ac4b23e91477197c16d84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8eba9d4f72b45855eed74ec3b7d394de8374caf0304edb59a13ed761f24ac8d",
    "cross_cats_sorted": [
      "eess.IV",
      "q-bio.QM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2026-01-16T00:06:39Z",
    "title_canon_sha256": "ab1b3e18b3d014d344fae7a33953de8b1003b9718dec9db1636857cf3bfe6852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.10912",
    "kind": "arxiv",
    "version": 5
  }
}