Pith Number

pith:QF2DR25H

pith:2023:QF2DR25HDXUWMHULAJKVWTR6TZ

not attested not anchored not stored refs pending

Explainable Brain Age Prediction using coVariance Neural Networks

Alejandro Ribeiro, Corey McMillan, Gonzalo Mateos, Saurabh Sihag

arxiv:2305.18370 v3 · 2023-05-27 · q-bio.QM · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QF2DR25HDXUWMHULAJKVWTR6TZ}

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	2026-07-05T07:05:43.709255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

817438eba71de9661e8b02555b4e3e9e560ae87fae5c3523a97d9c46426652d4

Aliases

arxiv: 2305.18370 · arxiv_version: 2305.18370v3 · doi: 10.48550/arxiv.2305.18370 · pith_short_12: QF2DR25HDXUW · pith_short_16: QF2DR25HDXUWMHUL · pith_short_8: QF2DR25H

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/QF2DR25HDXUWMHULAJKVWTR6TZ \
  | 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: 817438eba71de9661e8b02555b4e3e9e560ae87fae5c3523a97d9c46426652d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ccf4698b606ff2429e595e352811838fa6ceabe4c99b20e9fca951fe983cfda",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2023-05-27T22:28:25Z",
    "title_canon_sha256": "e22f74e490b92c390ac221ca8f1df255a47ed8ec8f36a42c13012fecab5b5cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.18370",
    "kind": "arxiv",
    "version": 3
  }
}