Pith Number

pith:5CHJZAII

pith:2019:5CHJZAIIHVS2OUFKS6NRTLAKTP

not attested not anchored not stored refs pending

Short-time detection of QRS complexes using dual channels 1 based on U-Net and bidirectional long short-term memory

Henggui Zhang, Kuanquan Wang, Na Zhao, Qince Li, Runnan He, Yang Liu, Yongfeng Yuan

arxiv:1912.09223 v1 · 2019-12-18 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5CHJZAIIHVS2OUFKS6NRTLAKTP}

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	2026-07-05T00:27:24.739479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e88e9c81083d65a750aa979b19ac0a9bffd0e4f65abc77a8dba46be0dc12c590

Aliases

arxiv: 1912.09223 · arxiv_version: 1912.09223v1 · doi: 10.48550/arxiv.1912.09223 · pith_short_12: 5CHJZAIIHVS2 · pith_short_16: 5CHJZAIIHVS2OUFK · pith_short_8: 5CHJZAII

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/5CHJZAIIHVS2OUFKS6NRTLAKTP \
  | 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: e88e9c81083d65a750aa979b19ac0a9bffd0e4f65abc77a8dba46be0dc12c590

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddc1e68ac82cdfc3143a1f4ae42fe6c7abcd9e2476097e4a258e4ac00fb2862e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-12-18T02:18:48Z",
    "title_canon_sha256": "f2a3cdd9449175989270152f2a2015ed7fe9e68f6b4b0250efee9eb4c255a290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.09223",
    "kind": "arxiv",
    "version": 1
  }
}