Pith Number

pith:75WVZPYE

pith:2026:75WVZPYEVRJVOEGXTNWOSI26NA

not attested not anchored not stored refs pending

Blood Pressure Estimation from PPG: A Comparative Study of Direct and ECG-Mediated Deep Learning Pipelines

Bo Wu, Haoling Wang, Kateryna Shapovalenko, Zhuodiao Kuang

arxiv:2607.23406 v1 · 2026-07-26 · cs.LG · cs.AI · cs.ET · 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{75WVZPYEVRJVOEGXTNWOSI26NA}

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	2026-07-28T01:22:51.492142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff6d5cbf04ac535710d79b6ce9235e6835ac8188da9c0295c35c0f5715586bc0

Aliases

arxiv: 2607.23406 · arxiv_version: 2607.23406v1 · doi: 10.48550/arxiv.2607.23406 · pith_short_12: 75WVZPYEVRJV · pith_short_16: 75WVZPYEVRJVOEGX · pith_short_8: 75WVZPYE

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/75WVZPYEVRJVOEGXTNWOSI26NA \
  | 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: ff6d5cbf04ac535710d79b6ce9235e6835ac8188da9c0295c35c0f5715586bc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ec963c780f8b7c1b0ba041b4dda3a75e87bb4cff56195a051ec39f2cfbc8738",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.ET",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-26T01:44:12Z",
    "title_canon_sha256": "ba2cbd4ff97457c4cce0144c3ae87333490f3f5b18f945235ec39ee0a71280e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23406",
    "kind": "arxiv",
    "version": 1
  }
}