Pith Number

pith:PNPO44WC

pith:2019:PNPO44WCVZNAS4MXWJPM4IIA4L

not attested not anchored not stored refs pending

Parameter Enhancement for MELP Speech Codec in Noisy Communication Environment

Hong-Goo Kang, Min-Jae Hwang

arxiv:1906.08407 v1 · 2019-06-20 · eess.AS · cs.SD · eess.SP

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNPO44WCVZNAS4MXWJPM4IIA4L}

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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.

Cited by

1 paper in Pith

Parameter Enhancement for MELP Speech Codec in Noisy Communication Environment

Receipt and verification

First computed	2026-05-17T23:42:52.554549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b5eee72c2ae5a097197b25ece2100e2ec7ed2ece8e78d6d4a99b5061e67c42b

Aliases

arxiv: 1906.08407 · arxiv_version: 1906.08407v1 · doi: 10.48550/arxiv.1906.08407 · pith_short_12: PNPO44WCVZNA · pith_short_16: PNPO44WCVZNAS4MX · pith_short_8: PNPO44WC

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/PNPO44WCVZNAS4MXWJPM4IIA4L \
  | 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: 7b5eee72c2ae5a097197b25ece2100e2ec7ed2ece8e78d6d4a99b5061e67c42b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82352555e5f649130c9efb08200a71f06260f026819a82c9372f09affafc6272",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2019-06-20T01:20:50Z",
    "title_canon_sha256": "55c1f73a83a117fa9efea3e0be66ef3c9ec7902ea5e1a971bf21fcf0498c756e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08407",
    "kind": "arxiv",
    "version": 1
  }
}