Pith Number

pith:WMUWSQGH

pith:1998:WMUWSQGHWYUVJ6EZ7HZ5324XDX

not attested not anchored not stored refs pending

Discrimination of the Healthy and Sick Cardiac Autonomic Nervous System by a New Wavelet Analysis of Heartbeat Intervals

H. Moelgaard, J. Levitan, K. Saermark, M. Lewkowicz, P.E. Bloch Thomsen, Y. Ashkenazy

arxiv:physics/9804030 v2 · 1998-04-24 · physics.med-ph · adap-org · chao-dyn · nlin.AO · nlin.CD · physics.bio-ph · physics.data-an · q-bio

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WMUWSQGHWYUVJ6EZ7HZ5324XDX}

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	2026-05-18T01:05:17.197609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3296940c7b62954f899f9f3ddeb971dfd06435410974a48713454d925e2069a

Aliases

arxiv: physics/9804030 · arxiv_version: physics/9804030v2 · doi: 10.48550/arxiv.physics/9804030 · pith_short_12: WMUWSQGHWYUV · pith_short_16: WMUWSQGHWYUVJ6EZ · pith_short_8: WMUWSQGH

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/WMUWSQGHWYUVJ6EZ7HZ5324XDX \
  | 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: b3296940c7b62954f899f9f3ddeb971dfd06435410974a48713454d925e2069a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c06a7837ab64793c3c6cb188df3c2c4aea1d503d5a1bf5c5fdf8f6003925fdf",
    "cross_cats_sorted": [
      "adap-org",
      "chao-dyn",
      "nlin.AO",
      "nlin.CD",
      "physics.bio-ph",
      "physics.data-an",
      "q-bio"
    ],
    "license": "",
    "primary_cat": "physics.med-ph",
    "submitted_at": "1998-04-24T08:36:17Z",
    "title_canon_sha256": "99878e82dad69453c3f4984e1f28c6095a59c79257e6ec05ad8a052357cf57ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9804030",
    "kind": "arxiv",
    "version": 2
  }
}