Pith Number

pith:AGGPGKCH

pith:2022:AGGPGKCHZ7RLLYV5FJA2VE47GN

not attested not anchored not stored refs pending

Neuro-evolutionary evidence for a universal fractal primate brain shape

Bruno C.C. Mota, Christopher I. Petkov, Christopher R. Madan, Colline Poirier, Karoline Leiberg, Nathan Kindred, Peter N. Taylor, Yujiang Wang

arxiv:2209.08066 v6 · 2022-09-16 · 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{AGGPGKCHZ7RLLYV5FJA2VE47GN}

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	2026-07-05T08:48:29.044692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

018cf32847cfe2b5e2bd2a41aa939f3347d14cb54f9caf5881bc7f36f09aaa48

Aliases

arxiv: 2209.08066 · arxiv_version: 2209.08066v6 · doi: 10.48550/arxiv.2209.08066 · pith_short_12: AGGPGKCHZ7RL · pith_short_16: AGGPGKCHZ7RLLYV5 · pith_short_8: AGGPGKCH

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/AGGPGKCHZ7RLLYV5FJA2VE47GN \
  | 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: 018cf32847cfe2b5e2bd2a41aa939f3347d14cb54f9caf5881bc7f36f09aaa48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7179bc997c841c2138f91c2a10215d63c4e1f336815f2a11600bad7d3304eba0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2022-09-16T17:22:23Z",
    "title_canon_sha256": "235bbbfab5254df9bbddbf84c2df5fd686d83d31b64597e3ab78c849927725cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.08066",
    "kind": "arxiv",
    "version": 6
  }
}