Pith Number

pith:QVXE37OG

pith:2019:QVXE37OGEWRQCZNQZ3GU6XWAFK

not attested not anchored not stored refs pending

Non-invasive Blood Pressure Estimation Using Phonocardiogram

Amirhossein Esmaili, Mahdi Shabany, Mohammad Kachuee

arxiv:1905.02312 v1 · 2019-05-07 · 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{QVXE37OGEWRQCZNQZ3GU6XWAFK}

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	2026-05-17T23:46:51.803452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

856e4dfdc625a30165b0cecd4f5ec02a91c29aa83eb0333ab3c51fa8aa6924f0

Aliases

arxiv: 1905.02312 · arxiv_version: 1905.02312v1 · doi: 10.48550/arxiv.1905.02312 · pith_short_12: QVXE37OGEWRQ · pith_short_16: QVXE37OGEWRQCZNQ · pith_short_8: QVXE37OG

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/QVXE37OGEWRQCZNQZ3GU6XWAFK \
  | 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: 856e4dfdc625a30165b0cecd4f5ec02a91c29aa83eb0333ab3c51fa8aa6924f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd8748a7d002e4fc381a9e1f8c922b09e464b7d10dec6442d7d04e78bda403a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-05-07T01:16:04Z",
    "title_canon_sha256": "7e53bdb3d8ca0aac370218ac8e759b098c2e205a4ac134b0c46301f8c072225f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02312",
    "kind": "arxiv",
    "version": 1
  }
}