Pith Number

pith:3GYIEZKC

pith:2026:3GYIEZKCA574MMYI5RXE7WN6U3

not attested not anchored not stored refs pending

Machine Learning-based detection of long COVID using Heart Rate Variability Analysis

Alexandre Garc\'ia-Caballero, Arturo J. M\'endez, Baltasar Garc\'ia P\'erez-Schofield, Brais Iglesias-Otero, Leandro Rodriguez-Li\~nares, Mar\'ia Bustillo Casado, Mar\'ia J. Lado, Pedro Cuesta Morales, Xos\'a A. Vila Sobrino

arxiv:2607.13668 v1 · 2026-07-15 · stat.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{3GYIEZKCA574MMYI5RXE7WN6U3}

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	2026-07-16T01:22:59.803134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9b0826542077fc63308ec6e4fd9bea6dee3ae731345f4d50a10519e878cc3b9

Aliases

arxiv: 2607.13668 · arxiv_version: 2607.13668v1 · doi: 10.48550/arxiv.2607.13668 · pith_short_12: 3GYIEZKCA574 · pith_short_16: 3GYIEZKCA574MMYI · pith_short_8: 3GYIEZKC

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/3GYIEZKCA574MMYI5RXE7WN6U3 \
  | 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: d9b0826542077fc63308ec6e4fd9bea6dee3ae731345f4d50a10519e878cc3b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1609b7bd83199d6fd03b6017086cdf5137c7e8e1147ef787f67737019b8f504",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2026-07-15T10:12:46Z",
    "title_canon_sha256": "be92d7c2395c395681556e1d749da64f19f3134c750f7abceba0c5d300f46335"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.13668",
    "kind": "arxiv",
    "version": 1
  }
}