Pith Number

pith:JWKYRSPL

pith:2020:JWKYRSPLV3SEJQQXGPGSHZCTGO

not attested not anchored not stored refs pending

A Geometric Framework for Pitch Estimation on Acoustic Musical Signals

Karoline van Gemst, Peter Tino, Tom Goodman

arxiv:2012.04517 v1 · 2020-12-08 · cs.SD · cs.CG · 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{JWKYRSPLV3SEJQQXGPGSHZCTGO}

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	2026-07-05T01:58:04.557337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d9588c9ebaee444c21733cd23e4533381985860fba01a483e8e783a158eaa60

Aliases

arxiv: 2012.04517 · arxiv_version: 2012.04517v1 · doi: 10.48550/arxiv.2012.04517 · pith_short_12: JWKYRSPLV3SE · pith_short_16: JWKYRSPLV3SEJQQX · pith_short_8: JWKYRSPL

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/JWKYRSPLV3SEJQQXGPGSHZCTGO \
  | 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: 4d9588c9ebaee444c21733cd23e4533381985860fba01a483e8e783a158eaa60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae6e844427c1c23ba4f060a7601b46703434df7b64870acedcbba2416d6667cc",
    "cross_cats_sorted": [
      "cs.CG",
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2020-12-08T16:06:58Z",
    "title_canon_sha256": "2a231f2f4572f3d7c01c6e78b81d48395d29ee49f7fcbd3c53bf849ba16aa4d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.04517",
    "kind": "arxiv",
    "version": 1
  }
}