Pith Number

pith:GIPKIP2X

pith:2018:GIPKIP2XYPN2ZNN2R755T5LVWW

not attested not anchored not stored refs pending

Is Human Atrial Fibrillation Stochastic or Deterministic?

David D. Spragg, Harikrishna Tandri, Hiroshi Ashikaga, Hugh Calkins, Jonathan Chrispin, Joseph E. Marine, Konstantinos N. Aronis, Ronald D. Berger, Susumu Tao

arxiv:1802.01496 v2 · 2018-01-25 · q-bio.TO · 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{GIPKIP2XYPN2ZNN2R755T5LVWW}

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	2026-05-18T00:11:57.470442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

321ea43f57c3dbacb5ba8ffbd9f575b590e3953aadf30afbe43659519cfdc12a

Aliases

arxiv: 1802.01496 · arxiv_version: 1802.01496v2 · doi: 10.48550/arxiv.1802.01496 · pith_short_12: GIPKIP2XYPN2 · pith_short_16: GIPKIP2XYPN2ZNN2 · pith_short_8: GIPKIP2X

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/GIPKIP2XYPN2ZNN2R755T5LVWW \
  | 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: 321ea43f57c3dbacb5ba8ffbd9f575b590e3953aadf30afbe43659519cfdc12a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7918112b84659131139d6a717eb05a3a2fe1fe2fa743e721319f6cc111ff6a39",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.TO",
    "submitted_at": "2018-01-25T20:02:54Z",
    "title_canon_sha256": "af1dae7856d5937449f8aa7f61a2d493b9a196559f9e3afe516c864e2c5ecf91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01496",
    "kind": "arxiv",
    "version": 2
  }
}