Pith Number

pith:M7BQUF4M

pith:2019:M7BQUF4MNY6VL2DPF7H5TCIYD2

not attested not anchored not stored refs pending

MetricGAN: Generative Adversarial Networks based Black-box Metric Scores Optimization for Speech Enhancement

Chien-Feng Liao, Shou-De Lin, Szu-Wei Fu, Yu Tsao

arxiv:1905.04874 v1 · 2019-05-13 · 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{M7BQUF4MNY6VL2DPF7H5TCIYD2}

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	2026-05-17T23:46:23.238220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67c30a178c6e3d55e86f2fcfd989181eb1aeebf9142339079694cc181257be02

Aliases

arxiv: 1905.04874 · arxiv_version: 1905.04874v1 · doi: 10.48550/arxiv.1905.04874 · pith_short_12: M7BQUF4MNY6V · pith_short_16: M7BQUF4MNY6VL2DP · pith_short_8: M7BQUF4M

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/M7BQUF4MNY6VL2DPF7H5TCIYD2 \
  | 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: 67c30a178c6e3d55e86f2fcfd989181eb1aeebf9142339079694cc181257be02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6c87a33f003ba3ed6c0b12a63176005f3107e2399f373c6022fae740e8783b0",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2019-05-13T06:21:59Z",
    "title_canon_sha256": "3ca285490f2009080bcfde0c946592b581959c631948491f87e34e932f91baff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04874",
    "kind": "arxiv",
    "version": 1
  }
}