Pith Number

pith:XUGO4BQM

pith:2019:XUGO4BQMLKUD2MGHJMFKVDGLRQ

not attested not anchored not stored refs pending

Machine learning and chord based feature engineering for genre prediction in popular Brazilian music

Bruna D. Wundervald, Walmes M. Zeviani

arxiv:1902.03283 v1 · 2019-02-08 · cs.IR · 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{XUGO4BQMLKUD2MGHJMFKVDGLRQ}

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	2026-05-17T23:54:21.391057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd0cee060c5aa83d30c74b0aaa8ccb8c3a805dea42c78c7463dcb99d6f0b19f4

Aliases

arxiv: 1902.03283 · arxiv_version: 1902.03283v1 · doi: 10.48550/arxiv.1902.03283 · pith_short_12: XUGO4BQMLKUD · pith_short_16: XUGO4BQMLKUD2MGH · pith_short_8: XUGO4BQM

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/XUGO4BQMLKUD2MGHJMFKVDGLRQ \
  | 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: bd0cee060c5aa83d30c74b0aaa8ccb8c3a805dea42c78c7463dcb99d6f0b19f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "822acfc9ba281497ddf1904e398bc489a9568cc6e93b8a5c942b6fef69304556",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SD",
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-08T20:38:18Z",
    "title_canon_sha256": "d778e928d36924e81b9c93d9be90bcb830a85a432cfeb5749da8e035c86b79cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03283",
    "kind": "arxiv",
    "version": 1
  }
}