Pith Number

pith:KHHY2H6W

pith:2019:KHHY2H6WP5F5CPDSHGGQNRIQZ2

not attested not anchored not stored refs pending

On early brain folding patterns using biomechanical growth modeling

Amine Bohi, Fran\c{c}ois Rousseau, Julien Lef\`evre, Mariam Al Harrach, Mickael Dinomais, Xiaoyu Wang

arxiv:1905.02563 v1 · 2019-05-07 · physics.med-ph · physics.bio-ph · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHHY2H6WP5F5CPDSHGGQNRIQZ2}

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	2026-05-17T23:46:51.063863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51cf8d1fd67f4bd13c72398d06c510ceabef37ad9e2ca4bd5d71574630cee412

Aliases

arxiv: 1905.02563 · arxiv_version: 1905.02563v1 · doi: 10.48550/arxiv.1905.02563 · pith_short_12: KHHY2H6WP5F5 · pith_short_16: KHHY2H6WP5F5CPDS · pith_short_8: KHHY2H6W

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/KHHY2H6WP5F5CPDSHGGQNRIQZ2 \
  | 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: 51cf8d1fd67f4bd13c72398d06c510ceabef37ad9e2ca4bd5d71574630cee412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09ecb39a7ca7d6f4301a57cce9ca91026b550900ed54721fe1b046d19861c499",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.NC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-05-07T13:40:18Z",
    "title_canon_sha256": "b2576280f6c70b1c0d939117bd4c489a06bc724e481135e454d04fbcc0e3e28c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02563",
    "kind": "arxiv",
    "version": 1
  }
}