Pith Number

pith:7JCKOFQ5

pith:2012:7JCKOFQ52JH7BABXBJKSMBJQEU

not attested not anchored not stored refs pending

On the Fitzhugh-Nagumo model

M. de Angelis, P. Renno

arxiv:1202.5783 v1 · 2012-02-26 · q-bio.NC · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JCKOFQ52JH7BABXBJKSMBJQEU}

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	2026-05-18T04:01:24.658358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa44a7161dd24ff080370a552605302505a241a32aef4d4b91ff22ed6e09fa13

Aliases

arxiv: 1202.5783 · arxiv_version: 1202.5783v1 · doi: 10.48550/arxiv.1202.5783 · pith_short_12: 7JCKOFQ52JH7 · pith_short_16: 7JCKOFQ52JH7BABX · pith_short_8: 7JCKOFQ5

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/7JCKOFQ52JH7BABXBJKSMBJQEU \
  | 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: fa44a7161dd24ff080370a552605302505a241a32aef4d4b91ff22ed6e09fa13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5664d41803afcd2906f1800bed403ac62aefb7e1d93c46337e31d05bf4fadcb1",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2012-02-26T17:28:02Z",
    "title_canon_sha256": "6758e649784b8ee0e78c01b94357b2c5b843c7ab7e421498b4ec48cf58022f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5783",
    "kind": "arxiv",
    "version": 1
  }
}