Pith Number

pith:F3G7ZLPA

pith:2021:F3G7ZLPAEXRPSLD4OPYDNT6QLO

not attested not anchored not stored refs pending

Heart Sound Classification Considering Additive Noise and Convolutional Distortion

Farhat Binte Azam, Ian Mclane, Md. Istiaq Ansari, Taufiq Hasan

arxiv:2106.01865 v1 · 2021-06-03 · cs.SD · cs.AI · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F3G7ZLPAEXRPSLD4OPYDNT6QLO}

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	2026-07-05T02:46:05.209964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ecdfcade025e2f92c7c73f036cfd05bbf00227bd7f8da2b34e41085b8bb56b9

Aliases

arxiv: 2106.01865 · arxiv_version: 2106.01865v1 · doi: 10.48550/arxiv.2106.01865 · pith_short_12: F3G7ZLPAEXRP · pith_short_16: F3G7ZLPAEXRPSLD4 · pith_short_8: F3G7ZLPA

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/F3G7ZLPAEXRPSLD4OPYDNT6QLO \
  | 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: 2ecdfcade025e2f92c7c73f036cfd05bbf00227bd7f8da2b34e41085b8bb56b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "211a3eb25c24849f3992a9b61a7c8de2d19c5d651edc6b52fa0262f39740204b",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2021-06-03T14:09:04Z",
    "title_canon_sha256": "8322fcf4c3ec4af0a648b8c8bb824fddfeb55c1379d4714387dae88701f33aca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.01865",
    "kind": "arxiv",
    "version": 1
  }
}