Pith Number

pith:WUACOX6E

pith:2020:WUACOX6E2TW5QXDICV5PLA43CG

not attested not anchored not stored refs pending

Brain Age Estimation Using LSTM on Children's Brain MRI

Juan David Perez, P. Ellen Grant, Randy L. Gollub, Richard L. Robertson, Rudolph Pienaar, Sanjay Prabhu, Shawn N. Murphy, Sheng He, Yangming Ou

arxiv:2002.09045 v1 · 2020-02-20 · 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{WUACOX6E2TW5QXDICV5PLA43CG}

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	2026-07-05T00:42:44.944002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b500275fc4d4edd85c68157af5839b11a2919cc4fb3ee8d3b3735e947e1116ff

Aliases

arxiv: 2002.09045 · arxiv_version: 2002.09045v1 · doi: 10.48550/arxiv.2002.09045 · pith_short_12: WUACOX6E2TW5 · pith_short_16: WUACOX6E2TW5QXDI · pith_short_8: WUACOX6E

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/WUACOX6E2TW5QXDICV5PLA43CG \
  | 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: b500275fc4d4edd85c68157af5839b11a2919cc4fb3ee8d3b3735e947e1116ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36f5d78bdecc773c613683ce531aaada2068bae7a8f2852b7f37e60d29af4b81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-02-20T22:27:52Z",
    "title_canon_sha256": "fe98eb9d6388ce11b052cd7c9a9951cff1cb3ed3a980a314c02d3a1981e03258"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09045",
    "kind": "arxiv",
    "version": 1
  }
}