Pith Number

pith:VN46UBUW

pith:2019:VN46UBUWZSLWS7XRD53VZGLZV3

not attested not anchored not stored refs pending

Incorporating Symbolic Sequential Modeling for Speech Enhancement

Chien-Feng Liao, Hisashi Kawai, Xugang Lu, Yu Tsao

arxiv:1904.13142 v3 · 2019-04-30 · cs.LG · cs.SD · eess.AS · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VN46UBUWZSLWS7XRD53VZGLZV3}

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	2026-05-17T23:41:42.231652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab79ea0696cc97697ef11f775c9979aef394a9c63f18d7277445090c204850dc

Aliases

arxiv: 1904.13142 · arxiv_version: 1904.13142v3 · doi: 10.48550/arxiv.1904.13142 · pith_short_12: VN46UBUWZSLW · pith_short_16: VN46UBUWZSLWS7XR · pith_short_8: VN46UBUW

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/VN46UBUWZSLWS7XRD53VZGLZV3 \
  | 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: ab79ea0696cc97697ef11f775c9979aef394a9c63f18d7277445090c204850dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5be31bc5fe83fb93009449b6df22b9e44ceca6f996735c78ed2e0711acd9d772",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-30T10:31:22Z",
    "title_canon_sha256": "135c20c908cc2bbf581dcd0857b888d3973dddb2e1cdb88110d1a4fb6fba72a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.13142",
    "kind": "arxiv",
    "version": 3
  }
}