Pith Number

pith:V7U7VWIS

pith:2020:V7U7VWISJ4LEF7I6GEF67I6BVE

not attested not anchored not stored refs pending

DECIBEL: Improving Audio Chord Estimation for Popular Music by Alignment and Integration of Crowd-Sourced Symbolic Representations

Anja Volk, Daphne Odekerken, Hendrik Vincent Koops

arxiv:2002.09748 v1 · 2020-02-22 · cs.SD · cs.MM · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V7U7VWISJ4LEF7I6GEF67I6BVE}

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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	2026-07-05T00:43:11.374502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afe9fad9124f1642fd1e310befa3c1a92b1d6cf6423f23066e1c15042802de08

Aliases

arxiv: 2002.09748 · arxiv_version: 2002.09748v1 · doi: 10.48550/arxiv.2002.09748 · pith_short_12: V7U7VWISJ4LE · pith_short_16: V7U7VWISJ4LEF7I6 · pith_short_8: V7U7VWIS

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/V7U7VWISJ4LEF7I6GEF67I6BVE \
  | 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: afe9fad9124f1642fd1e310befa3c1a92b1d6cf6423f23066e1c15042802de08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d916aa8d14479d7199266f2cefda2ca99b5b267a945728e8861d3360f601ac5d",
    "cross_cats_sorted": [
      "cs.MM",
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2020-02-22T18:42:00Z",
    "title_canon_sha256": "c30cf9f2f49c9edb06bbf9dfd5570c3059504cf81557d9b7e185a36b658d07fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09748",
    "kind": "arxiv",
    "version": 1
  }
}