Pith Number

pith:X7XMWPB7

pith:2011:X7XMWPB73LYRTWXZQ6DAJDRHNC

not attested not anchored not stored refs pending

Characterization and exploitation of community structure in cover song networks

Joan Serr\`a, Massimiliano Zanin, Perfecto Herrera, Xavier Serra

arxiv:1108.6003 v2 · 2011-08-29 · cs.IR · cs.MM · cs.SI · physics.data-an · 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{X7XMWPB73LYRTWXZQ6DAJDRHNC}

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	2026-05-18T03:57:53.315388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfeecb3c3fdaf119daf98786048e276881b234e2c06750091ca93023f38df85c

Aliases

arxiv: 1108.6003 · arxiv_version: 1108.6003v2 · doi: 10.48550/arxiv.1108.6003 · pith_short_12: X7XMWPB73LYR · pith_short_16: X7XMWPB73LYRTWXZ · pith_short_8: X7XMWPB7

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/X7XMWPB73LYRTWXZQ6DAJDRHNC \
  | 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: bfeecb3c3fdaf119daf98786048e276881b234e2c06750091ca93023f38df85c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5032fd6aa9ef8e4d3c135310afe5589ae2c8e27a2da762ee9f14b470a87d1ad5",
    "cross_cats_sorted": [
      "cs.MM",
      "cs.SI",
      "physics.data-an",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2011-08-29T15:25:20Z",
    "title_canon_sha256": "89b69ef08b7c750766ddb8b834e2ffd81ff7788f241817889f8ed546e233eaa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6003",
    "kind": "arxiv",
    "version": 2
  }
}