Pith Number

pith:XNF54ZYY

pith:2012:XNF54ZYYXIJEY6VYCG47OUYG3Y

not attested not anchored not stored refs pending

A decaying factor accounts for contained activity in neuronal networks with no need of hierarchical or modular organization

Diego R. Amancio, Luciano da F. Costa, Osvaldo N. Oliveira Jr.

arxiv:1209.5411 v1 · 2012-09-24 · physics.bio-ph · physics.soc-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{XNF54ZYYXIJEY6VYCG47OUYG3Y}

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	2026-05-18T03:33:13.844725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb4bde6718ba124c7ab811b9f75306de05e5c096d46c86811d70825e10ca1853

Aliases

arxiv: 1209.5411 · arxiv_version: 1209.5411v1 · doi: 10.48550/arxiv.1209.5411 · pith_short_12: XNF54ZYYXIJE · pith_short_16: XNF54ZYYXIJEY6VY · pith_short_8: XNF54ZYY

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/XNF54ZYYXIJEY6VYCG47OUYG3Y \
  | 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: bb4bde6718ba124c7ab811b9f75306de05e5c096d46c86811d70825e10ca1853

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce4ed64f6c7ea442fefd0e612cb8da694b05e0eef7f1326e66cedd9910604f2f",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-09-24T20:23:06Z",
    "title_canon_sha256": "ef2498a97eb800e819fbfe7e29e4e508c5b67dab05b689d0049230760c0518ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5411",
    "kind": "arxiv",
    "version": 1
  }
}