Pith Number

pith:4ZZ6EO7P

pith:2019:4ZZ6EO7PVEUKROQUPR7I6ZCU3Y

not attested not anchored not stored refs pending

Optimization of Speaker Extraction Neural Network with Magnitude and Temporal Spectrum Approximation Loss

Chenglin Xu, Eng Siong Chng, Haizhou Li, Wei Rao

arxiv:1903.09952 v1 · 2019-03-24 · eess.AS · cs.CL · 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{4ZZ6EO7PVEUKROQUPR7I6ZCU3Y}

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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	2026-05-17T23:50:34.957080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e673e23befa928a8ba147c7e8f6454de160b12d3d9d690527a6f9a36b7b3fcf2

Aliases

arxiv: 1903.09952 · arxiv_version: 1903.09952v1 · doi: 10.48550/arxiv.1903.09952 · pith_short_12: 4ZZ6EO7PVEUK · pith_short_16: 4ZZ6EO7PVEUKROQU · pith_short_8: 4ZZ6EO7P

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/4ZZ6EO7PVEUKROQUPR7I6ZCU3Y \
  | 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: e673e23befa928a8ba147c7e8f6454de160b12d3d9d690527a6f9a36b7b3fcf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c56ff54d648c691a57399090905693a7404cb4a0ca4f3acef3a507debbcd9441",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2019-03-24T09:25:26Z",
    "title_canon_sha256": "e9a00a83948441404033f7db58083f6788a589298029e9ae4ab5b3826eb31404"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09952",
    "kind": "arxiv",
    "version": 1
  }
}