Pith Number

pith:JNRC4X6Z

pith:2023:JNRC4X6ZCKR7GVJEJ2JCDPZSSW

not attested not anchored not stored refs pending

Electrode Selection for Noninvasive Fetal Electrocardiogram Extraction using Mutual Information Criteria

Christian Jutten, Christophe H\'erail, Fabienne Parmentier, Fr\'ed\'eric Vrins, Michel Verleysen, Mohammad B. Shamsollahi, Reza Sameni, Vincent Vigneron

arxiv:2302.00206 v1 · 2023-02-01 · eess.SP · cs.LG · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNRC4X6ZCKR7GVJEJ2JCDPZSSW}

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	2026-07-05T05:38:00.813220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b622e5fd912a3f355244e9221bf32958dc2b5ca6f951995043748a8dea40f19

Aliases

arxiv: 2302.00206 · arxiv_version: 2302.00206v1 · doi: 10.48550/arxiv.2302.00206 · pith_short_12: JNRC4X6ZCKR7 · pith_short_16: JNRC4X6ZCKR7GVJE · pith_short_8: JNRC4X6Z

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/JNRC4X6ZCKR7GVJEJ2JCDPZSSW \
  | 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: 4b622e5fd912a3f355244e9221bf32958dc2b5ca6f951995043748a8dea40f19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b8230fba517bdecf5e3baf2635e3d6f5c458d9f8730178f97aecf5be0981949",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-02-01T03:22:27Z",
    "title_canon_sha256": "9ff807bb509d4fccaa8a191b0e68b217d775f071416cc378453f4aa1d703e29d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.00206",
    "kind": "arxiv",
    "version": 1
  }
}