Pith Number

pith:EWZIIH7I

pith:2020:EWZIIH7IWH5ID3ARCOCV6QIM7H

not attested not anchored not stored refs pending

Learning with Out-of-Distribution Data for Audio Classification

Mark D. Plumbley, Qiuqiang Kong, Turab Iqbal, Wenwu Wang, Yin Cao

arxiv:2002.04683 v1 · 2020-02-11 · cs.SD · cs.LG · 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{EWZIIH7IWH5ID3ARCOCV6QIM7H}

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	2026-07-05T00:40:17.341153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b2841fe8b1fa81ec1113855f410cf9dd474ac83e0f044bcb60908191b3df15

Aliases

arxiv: 2002.04683 · arxiv_version: 2002.04683v1 · doi: 10.48550/arxiv.2002.04683 · pith_short_12: EWZIIH7IWH5I · pith_short_16: EWZIIH7IWH5ID3AR · pith_short_8: EWZIIH7I

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/EWZIIH7IWH5ID3ARCOCV6QIM7H \
  | 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: 25b2841fe8b1fa81ec1113855f410cf9dd474ac83e0f044bcb60908191b3df15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5d3c2d1757add276c637c84517dc2903f1c3e44018ba6b5664a13cd7fea0fb",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2020-02-11T21:08:06Z",
    "title_canon_sha256": "a6115f738014474411dbfc583e058b492d1d5a193432ff9587bc7614d3a1185e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.04683",
    "kind": "arxiv",
    "version": 1
  }
}