Pith Number

pith:LGAAF54Z

pith:2020:LGAAF54ZXTZWVV5H6W6COKNAXP

not attested not anchored not stored refs pending

Abnormal respiratory patterns classifier may contribute to large-scale screening of people infected with COVID-19 in an accurate and unobtrusive manner

Guangtao Zhai, Menghan Hu, Nan Yao, Qingli Li, Xiao-Ping Zhang, Yunlu Wang

arxiv:2002.05534 v2 · 2020-02-12 · cs.LG · cs.CV · 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{LGAAF54ZXTZWVV5H6W6COKNAXP}

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	2026-07-05T02:00:43.737922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

598002f799bcf36ad7a7f5bc2729a0bbf1127e7ceda046b8db08b0aaf6ea59ac

Aliases

arxiv: 2002.05534 · arxiv_version: 2002.05534v2 · doi: 10.48550/arxiv.2002.05534 · pith_short_12: LGAAF54ZXTZW · pith_short_16: LGAAF54ZXTZWVV5H · pith_short_8: LGAAF54Z

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/LGAAF54ZXTZWVV5H6W6COKNAXP \
  | 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: 598002f799bcf36ad7a7f5bc2729a0bbf1127e7ceda046b8db08b0aaf6ea59ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2d96ed55d43937cf7a4bdc9ad5406dedf236461470fe1246212f2577968fbc1",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-12T09:42:57Z",
    "title_canon_sha256": "c80d258529424e7067b0320769e1d8a5a42aeee1e685056ee1cad57a0a4b76b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.05534",
    "kind": "arxiv",
    "version": 2
  }
}