Pith Number

pith:OR7VKEHI

pith:2019:OR7VKEHI2BA4PGFAOKNLS2WQ5D

not attested not anchored not stored refs pending

Impulsive Noise Detection for Intelligibility and Quality Improvement of Speech Enhancement Methods Applied in Time-Domain

C. Medina, R. Coelho

arxiv:1910.02710 v1 · 2019-10-07 · eess.AS · 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{OR7VKEHI2BA4PGFAOKNLS2WQ5D}

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	2026-07-05T00:10:10.855926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

747f5510e8d041c798a0729ab96ad0e8c62c6771a094980b3924277b315c9cbf

Aliases

arxiv: 1910.02710 · arxiv_version: 1910.02710v1 · doi: 10.48550/arxiv.1910.02710 · pith_short_12: OR7VKEHI2BA4 · pith_short_16: OR7VKEHI2BA4PGFA · pith_short_8: OR7VKEHI

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/OR7VKEHI2BA4PGFAOKNLS2WQ5D \
  | 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: 747f5510e8d041c798a0729ab96ad0e8c62c6771a094980b3924277b315c9cbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66af2b9c35aac434e8ba4330bf01acec05ce63299115ebbaced7bfe1ba4e730e",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2019-10-07T10:32:50Z",
    "title_canon_sha256": "4823ed2b177bd9f6664a851c906e3151425a820ec5d7dfe7ca166e6d2e50c056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.02710",
    "kind": "arxiv",
    "version": 1
  }
}