Pith Number

pith:BMDOP23Y

pith:2019:BMDOP23YMLULI36JGOMLODCCTK

not attested not anchored not stored refs pending

Predicting intelligence based on cortical WM/GM contrast, cortical thickness and volumetry

John D. Lewis, Juan Miguel Valverde, Jussi Tohka, Vandad Imani

arxiv:1909.05660 v1 · 2019-09-09 · q-bio.NC · cs.LG · eess.IV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMDOP23YMLULI36JGOMLODCCTK}

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	2026-07-05T00:04:17.306023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b06e7eb7862e8b46fc93398b70c429a9ad88f5fcef66b7e9207763367f32b29

Aliases

arxiv: 1909.05660 · arxiv_version: 1909.05660v1 · doi: 10.48550/arxiv.1909.05660 · pith_short_12: BMDOP23YMLUL · pith_short_16: BMDOP23YMLULI36J · pith_short_8: BMDOP23Y

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/BMDOP23YMLULI36JGOMLODCCTK \
  | 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: 0b06e7eb7862e8b46fc93398b70c429a9ad88f5fcef66b7e9207763367f32b29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f356a3746c952218a712ac9146a2c1d1af3c5f4210a985cb9d457a91f90c079",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2019-09-09T11:53:19Z",
    "title_canon_sha256": "dc980e187d22fe823cb94965735cd9dc63fed721dc247d93cadb3f1d5be0d6a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05660",
    "kind": "arxiv",
    "version": 1
  }
}