Pith Number

pith:PFEXRRHZ

pith:2017:PFEXRRHZV6DTVNU5L46G36MZTE

not attested not anchored not stored refs pending

Feature Extraction for Machine Learning Based Crackle Detection in Lung Sounds from a Health Survey

Einar Holsb{\o}, Hasse Melbye, Juan Carlos Aviles Solis, Lars Ailo Bongo, Morten Gr{\o}nnesby

arxiv:1706.00005 v2 · 2017-05-31 · cs.SD · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFEXRRHZV6DTVNU5L46G36MZTE}

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	2026-05-18T00:27:21.356956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

794978c4f9af873ab69d5f3c6df9999905181e80fc8a5293f054438fea361e1f

Aliases

arxiv: 1706.00005 · arxiv_version: 1706.00005v2 · doi: 10.48550/arxiv.1706.00005 · pith_short_12: PFEXRRHZV6DT · pith_short_16: PFEXRRHZV6DTVNU5 · pith_short_8: PFEXRRHZ

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/PFEXRRHZV6DTVNU5L46G36MZTE \
  | 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: 794978c4f9af873ab69d5f3c6df9999905181e80fc8a5293f054438fea361e1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eed9cf3ed0a6672a1a9e208935a48eb52f6267a0e4f86fbae27fa925439c73ef",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2017-05-31T16:24:28Z",
    "title_canon_sha256": "45737849a56f975e65cae83e68110da869643c6c3c04bf5b4f3f7d3e45ee99d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00005",
    "kind": "arxiv",
    "version": 2
  }
}