Pith Number

pith:4I3WCQEG

pith:2021:4I3WCQEGNLPQGVBWU3W7NCGRJ5

not attested not anchored not stored refs pending

Frequency-specific segregation and integration of human cerebral cortex: an intrinsic functional atlas

Dewen Hu, Hui Shen, Ling-Li Zeng, Zhiguo Luo

arxiv:2103.14907 v1 · 2021-03-27 · q-bio.NC · 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{4I3WCQEGNLPQGVBWU3W7NCGRJ5}

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	2026-07-05T02:27:00.795750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2376140866adf035436a6edf688d14f414f904d10b6c6f7aea1dd038af84742

Aliases

arxiv: 2103.14907 · arxiv_version: 2103.14907v1 · doi: 10.48550/arxiv.2103.14907 · pith_short_12: 4I3WCQEGNLPQ · pith_short_16: 4I3WCQEGNLPQGVBW · pith_short_8: 4I3WCQEG

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/4I3WCQEGNLPQGVBWU3W7NCGRJ5 \
  | 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: e2376140866adf035436a6edf688d14f414f904d10b6c6f7aea1dd038af84742

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "144ce8dd28b7584290ce5549cf7885523a421b4d4abdd48561d3a17fd674ee7c",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2021-03-27T13:26:33Z",
    "title_canon_sha256": "163f83a43cf6f007a777bd7d8ae85b6cceab7c6f791be6833140290cccbffb2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14907",
    "kind": "arxiv",
    "version": 1
  }
}