Pith Number

pith:4O2MHKAB

pith:2013:4O2MHKABV3HNKNSCLZMQT2QTU7

not attested not anchored not stored refs pending

Wavelet Transform-Based Analysis of QRS complex in ECG Signals

Sabyasachi Mukhopadhyay, Saurav Das, Swapnil Barmase

arxiv:1311.6460 v1 · 2013-11-25 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4O2MHKABV3HNKNSCLZMQT2QTU7}

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	2026-05-18T03:06:14.044557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3b4c3a801aeced536425e5909ea13a7db6558a8cda77a8c9db7469e92043567

Aliases

arxiv: 1311.6460 · arxiv_version: 1311.6460v1 · doi: 10.48550/arxiv.1311.6460 · pith_short_12: 4O2MHKABV3HN · pith_short_16: 4O2MHKABV3HNKNSC · pith_short_8: 4O2MHKAB

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/4O2MHKABV3HNKNSCLZMQT2QTU7 \
  | 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: e3b4c3a801aeced536425e5909ea13a7db6558a8cda77a8c9db7469e92043567

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f5593cc57547628d71523c9816ad84a4f3b3fa9932545cf2c215ebe2fb315e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2013-11-25T20:59:34Z",
    "title_canon_sha256": "f6c3fb39999042c4264e10ed3acc040586267a5058887e79618da069b17db7b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6460",
    "kind": "arxiv",
    "version": 1
  }
}