Pith Number

pith:7ZPWZX3J

pith:2018:7ZPWZX3JNECZ2BCSAAP5TJ2A25

not attested not anchored not stored refs pending

Recycling cardiogenic artifacts in impedance pneumography

Hau-Tieng Wu, John Malik, Yao Lu

arxiv:1811.11074 v2 · 2018-11-27 · physics.data-an · eess.SP · 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{7ZPWZX3JNECZ2BCSAAP5TJ2A25}

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	2026-05-17T23:52:39.577491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe5f6cdf6969059d0452001fd9a740d75bd23ae79859677801a680764f4fe398

Aliases

arxiv: 1811.11074 · arxiv_version: 1811.11074v2 · doi: 10.48550/arxiv.1811.11074 · pith_short_12: 7ZPWZX3JNECZ · pith_short_16: 7ZPWZX3JNECZ2BCS · pith_short_8: 7ZPWZX3J

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/7ZPWZX3JNECZ2BCSAAP5TJ2A25 \
  | 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: fe5f6cdf6969059d0452001fd9a740d75bd23ae79859677801a680764f4fe398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ecf461d28308abc4d1768161e8e708ae7e790c6930489b21a517fb60e0c50b2",
    "cross_cats_sorted": [
      "eess.SP",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2018-11-27T16:16:37Z",
    "title_canon_sha256": "4d6a4232c66ff3922430f952573e6d72cf40811315d1ec4305f03b797903da69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11074",
    "kind": "arxiv",
    "version": 2
  }
}