Pith Number

pith:QNHWB7KG

pith:2024:QNHWB7KGNGY2LHFR7OLTAZU2IG

not attested not anchored not stored refs pending

Self-Supervised Speech Quality Estimation and Enhancement Using Only Clean Speech

Kuo-Hsuan Hung, Szu-Wei Fu, Yu-Chiang Frank Wang, Yu Tsao

arxiv:2402.16321 v1 · 2024-02-26 · cs.SD · cs.AI · 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{QNHWB7KGNGY2LHFR7OLTAZU2IG}

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	2026-07-05T07:49:20.247889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

834f60fd4669b1a59cb1fb9730669a4186728babeab80740083a0d3a096bc36f

Aliases

arxiv: 2402.16321 · arxiv_version: 2402.16321v1 · doi: 10.48550/arxiv.2402.16321 · pith_short_12: QNHWB7KGNGY2 · pith_short_16: QNHWB7KGNGY2LHFR · pith_short_8: QNHWB7KG

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/QNHWB7KGNGY2LHFR7OLTAZU2IG \
  | 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: 834f60fd4669b1a59cb1fb9730669a4186728babeab80740083a0d3a096bc36f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95da074a2ef8a381d13e86bd1a64f44f4a71a2da5cd11d156041dff21e54cf59",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2024-02-26T06:01:38Z",
    "title_canon_sha256": "4ebdda558c88ad293555bbe67ec5594ffc17a9077162fa3a8f82ca81fbd064ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.16321",
    "kind": "arxiv",
    "version": 1
  }
}