Pith Number

pith:TMWOLAMK

pith:2021:TMWOLAMKFXBVKLPJPFG6AUKC2W

not attested not anchored not stored refs pending

Nonnegative Tucker Decomposition with Beta-divergence for Music Structure Analysis of Audio Signals

Axel Marmoret, Florian Voorwinden, Fr\'ed\'eric Bimbot, J\'er\'emy E. Cohen, Valentin Leplat

arxiv:2110.14434 v4 · 2021-10-27 · cs.SD · cs.LG · cs.NA · eess.AS · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMWOLAMKFXBVKLPJPFG6AUKC2W}

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	2026-07-05T04:45:12.594649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b2ce5818a2dc3552de9794de05142d5b81c286ba78f9a21d49a004cafb466b5

Aliases

arxiv: 2110.14434 · arxiv_version: 2110.14434v4 · doi: 10.48550/arxiv.2110.14434 · pith_short_12: TMWOLAMKFXBV · pith_short_16: TMWOLAMKFXBVKLPJ · pith_short_8: TMWOLAMK

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/TMWOLAMKFXBVKLPJPFG6AUKC2W \
  | 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: 9b2ce5818a2dc3552de9794de05142d5b81c286ba78f9a21d49a004cafb466b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac8729f62a1d03d03e4e50f07e06616d21d32eeb65157b7e59ec9b000dcb538",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "eess.AS",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2021-10-27T13:46:51Z",
    "title_canon_sha256": "7d30705fafc8a377aeb27d3b8bbee010dc831814c57a89d7063f980bfb60e5d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14434",
    "kind": "arxiv",
    "version": 4
  }
}