Pith Number

pith:QGB42VJG

pith:2017:QGB42VJGILMF3CELAGHPM47XXH

not attested not anchored not stored refs pending

Integrated Speech Enhancement Method Based on Weighted Prediction Error and DNN for Dereverberation and Denoising

Guanglai Gao, Hao Li, Hui Zhang, Xueliang Zhang

arxiv:1708.08251 v1 · 2017-08-28 · 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{QGB42VJGILMF3CELAGHPM47XXH}

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	2026-05-18T00:36:36.564398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8183cd552642d85d888b018ef673f7b9dc6947129b32239229cbc94327ebb67e

Aliases

arxiv: 1708.08251 · arxiv_version: 1708.08251v1 · doi: 10.48550/arxiv.1708.08251 · pith_short_12: QGB42VJGILMF · pith_short_16: QGB42VJGILMF3CEL · pith_short_8: QGB42VJG

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/QGB42VJGILMF3CELAGHPM47XXH \
  | 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: 8183cd552642d85d888b018ef673f7b9dc6947129b32239229cbc94327ebb67e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf69c3bb61fd0e6c2ecd1fe4fb01d6bd4076f22c588142ea52fb9aa8e5cac9aa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2017-08-28T09:41:41Z",
    "title_canon_sha256": "fa33c837a715f70b7f03060eacbbdfb6808accc5f67a616df4511da078e5441d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08251",
    "kind": "arxiv",
    "version": 1
  }
}