Pith Number

pith:LWONZTK7

pith:2021:LWONZTK7R62MTL5XTPZE2O7BMM

not attested not anchored not stored refs pending

An Improved Measure of Musical Noise Based on Spectral Kurtosis

Matteo Torcoli

arxiv:2105.13079 v1 · 2021-05-27 · 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{LWONZTK7R62MTL5XTPZE2O7BMM}

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	2026-07-05T02:43:57.353858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d9cdccd5f8fb4c9afb79bf24d3be1632105ac6db266212aed67bbf9bd5a741f

Aliases

arxiv: 2105.13079 · arxiv_version: 2105.13079v1 · doi: 10.48550/arxiv.2105.13079 · pith_short_12: LWONZTK7R62M · pith_short_16: LWONZTK7R62MTL5X · pith_short_8: LWONZTK7

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/LWONZTK7R62MTL5XTPZE2O7BMM \
  | 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: 5d9cdccd5f8fb4c9afb79bf24d3be1632105ac6db266212aed67bbf9bd5a741f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9737250dc0f07ac3bfd1813ed98d6c857d11ba00fb0df1afbae4f14e181a2f21",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-05-27T12:03:52Z",
    "title_canon_sha256": "45e11d16cb2a2811f92ced224e1c4caee0f2df83b0de2bc06e46555d7a294e7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.13079",
    "kind": "arxiv",
    "version": 1
  }
}