Pith Number

pith:3EQIDA7O

pith:2026:3EQIDA7OCOBE7VWS3SRWOXU2IE

not attested not anchored not stored refs pending

Single-Beat Cuffless Blood Pressure Estimation Using Ear-PPG and ECG with a Lightweight Hybrid Learning Framework

Hanbang Hua, Kindeep K. Dhatt, Tengyue Wu, Yayun Du

arxiv:2607.27076 v1 · 2026-07-29 · cs.LG · cs.SY · eess.SP · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3EQIDA7OCOBE7VWS3SRWOXU2IE}

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	2026-07-30T01:23:30.700415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

d9208183ee13824fd6d2dca3675e9a412585ae55b6b07e9d4ac550a2df4eac74

Aliases

arxiv: 2607.27076 · arxiv_version: 2607.27076v1 · doi: 10.48550/arxiv.2607.27076 · pith_short_12: 3EQIDA7OCOBE · pith_short_16: 3EQIDA7OCOBE7VWS · pith_short_8: 3EQIDA7O

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/3EQIDA7OCOBE7VWS3SRWOXU2IE \
  | 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: d9208183ee13824fd6d2dca3675e9a412585ae55b6b07e9d4ac550a2df4eac74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70637df14b0ace11da1aaec8c0b1a3157e06bb9c78f709d6aa4b23e162185825",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SP",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-29T16:00:39Z",
    "title_canon_sha256": "b35be20241e273deeb66630f1251b1671b7b4c634d325cb5e6839892c10b87dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27076",
    "kind": "arxiv",
    "version": 1
  }
}