Pith Number

pith:OGKZGO7I

pith:2021:OGKZGO7IACDB3LV4PLCA6AVSO4

not attested not anchored not stored refs pending

Noise Classification Aided Attention-Based Neural Network for Monaural Speech Enhancement

Lu Ma, Song Yang, Yaguang Gong, Zhongqin Wu

arxiv:2105.14719 v1 · 2021-05-31 · cs.SD · 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{OGKZGO7IACDB3LV4PLCA6AVSO4}

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	2026-07-05T02:44:40.634664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7195933be800861daebc7ac40f02b277136a1de047fa9ad7336bd8bb318f8a89

Aliases

arxiv: 2105.14719 · arxiv_version: 2105.14719v1 · doi: 10.48550/arxiv.2105.14719 · pith_short_12: OGKZGO7IACDB · pith_short_16: OGKZGO7IACDB3LV4 · pith_short_8: OGKZGO7I

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/OGKZGO7IACDB3LV4PLCA6AVSO4 \
  | 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: 7195933be800861daebc7ac40f02b277136a1de047fa9ad7336bd8bb318f8a89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "534fb73bb92beeece7ecfe768e89f7bbd387b88f5191195a96099e2fc3a6e744",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2021-05-31T06:30:07Z",
    "title_canon_sha256": "b3619c839b10fe69355aa508eccaa1e64c7a9f5dec8c2d5d2161baaa4458f2e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14719",
    "kind": "arxiv",
    "version": 1
  }
}