Pith Number

pith:3BO4SR4T

pith:2020:3BO4SR4TMNM3HOKWP3IWPXEZDM

not attested not anchored not stored refs pending

Mask Detection and Breath Monitoring from Speech: on Data Augmentation, Feature Representation and Modeling

Dong Zhang, Haiwei Wu, Junjie Wang, Lin Yang, Lin Zhang, Ming Li, Xuyang Wang

arxiv:2008.05175 v2 · 2020-08-12 · eess.AS · cs.LG · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BO4SR4TMNM3HOKWP3IWPXEZDM}

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	2026-07-05T01:27:05.005058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d85dc947936359b3b9567ed167dc991b0b2a7ed675740ef5c45cc4b9a24c7b5b

Aliases

arxiv: 2008.05175 · arxiv_version: 2008.05175v2 · doi: 10.48550/arxiv.2008.05175 · pith_short_12: 3BO4SR4TMNM3 · pith_short_16: 3BO4SR4TMNM3HOKW · pith_short_8: 3BO4SR4T

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/3BO4SR4TMNM3HOKWP3IWPXEZDM \
  | 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: d85dc947936359b3b9567ed167dc991b0b2a7ed675740ef5c45cc4b9a24c7b5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed369e3f9db91fc09304e925dea7ed99570d8434bcbec61a8a04d38546b6ccf2",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2020-08-12T08:42:50Z",
    "title_canon_sha256": "35e9dedf82ed6c269ca137504505c495b3e523d2f30eeaf48dea06fb540d5541"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05175",
    "kind": "arxiv",
    "version": 2
  }
}