Pith Number

pith:ZQN3PKYM

pith:2023:ZQN3PKYMIYXM5ZENLNN4LL5JZ5

not attested not anchored not stored refs pending

A Comparative Study of Population-Graph Construction Methods and Graph Neural Networks for Brain Age Regression

Alexander Hammers, Daniel Rueckert, Kyriaki-Margarita Bintsi, Sophie Starck, Tamara T. Mueller, Vasileios Baltatzis

arxiv:2309.14816 v1 · 2023-09-26 · cs.LG · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQN3PKYMIYXM5ZENLNN4LL5JZ5}

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	2026-07-05T06:54:30.329478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc1bb7ab0c462ecee48d5b5bc5afa9cf4c2caecb5f903d874e10b51fd8f15ab1

Aliases

arxiv: 2309.14816 · arxiv_version: 2309.14816v1 · doi: 10.48550/arxiv.2309.14816 · pith_short_12: ZQN3PKYMIYXM · pith_short_16: ZQN3PKYMIYXM5ZEN · pith_short_8: ZQN3PKYM

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/ZQN3PKYMIYXM5ZENLNN4LL5JZ5 \
  | 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: cc1bb7ab0c462ecee48d5b5bc5afa9cf4c2caecb5f903d874e10b51fd8f15ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dedcf2a6fe9f48e2617a4b52a91e2a163f1a42ebe65b1365c1091012254df71e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-09-26T10:30:45Z",
    "title_canon_sha256": "4f6f165fc5e037e704eaccfd4823f552de7698c216c9d0d8cc66993255d524f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.14816",
    "kind": "arxiv",
    "version": 1
  }
}