Pith Number

pith:C2DDYZUD

pith:2014:C2DDYZUDTEA3ATLSEQA74SS6D4

not attested not anchored not stored refs pending

Modeling the Heart as a Communication System

Brian Thompson, Degang Wu, Elizabeth Lusczek, Fl\'avia Maria Darcie Marquitti, Hiroshi Ashikaga, Jos\'e Aguilar-Rodr\'iguez, Joshua Garland, Shai Gorsky

arxiv:1410.2169 v2 · 2014-10-08 · q-bio.QM · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2DDYZUDTEA3ATLSEQA74SS6D4}

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	2026-05-18T02:25:33.935358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16863c66839901b04d722401fe4a5e1f2b1af27f059c4172ded6a099d688c4eb

Aliases

arxiv: 1410.2169 · arxiv_version: 1410.2169v2 · doi: 10.48550/arxiv.1410.2169 · pith_short_12: C2DDYZUDTEA3 · pith_short_16: C2DDYZUDTEA3ATLS · pith_short_8: C2DDYZUD

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/C2DDYZUDTEA3ATLSEQA74SS6D4 \
  | 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: 16863c66839901b04d722401fe4a5e1f2b1af27f059c4172ded6a099d688c4eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e86b71a86267599d44d183c96bcb94e92ba94dcf0fab7c45b648238f8f4d142d",
    "cross_cats_sorted": [
      "q-bio.TO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2014-10-08T15:36:11Z",
    "title_canon_sha256": "759f358d8259fba2e9be19f8dd102f1ce39d188cf60f7034a809f95b5b92b1d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2169",
    "kind": "arxiv",
    "version": 2
  }
}