Pith Number

pith:5R2Y3YRM

pith:2017:5R2Y3YRM5DZLBQTPQV2SHK7CY2

not attested not anchored not stored refs pending

End-to-End Musical Key Estimation Using a Convolutional Neural Network

Filip Korzeniowski, Gerhard Widmer

arxiv:1706.02921 v1 · 2017-06-09 · cs.LG · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5R2Y3YRM5DZLBQTPQV2SHK7CY2}

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	2026-05-18T00:42:40.570043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec758de22ce8f2b0c26f857523abe2c69b81ee271617855655fb516d192ab332

Aliases

arxiv: 1706.02921 · arxiv_version: 1706.02921v1 · doi: 10.48550/arxiv.1706.02921 · pith_short_12: 5R2Y3YRM5DZL · pith_short_16: 5R2Y3YRM5DZLBQTP · pith_short_8: 5R2Y3YRM

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/5R2Y3YRM5DZLBQTPQV2SHK7CY2 \
  | 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: ec758de22ce8f2b0c26f857523abe2c69b81ee271617855655fb516d192ab332

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88ffa267f4a2b7f5b49f82e441614ad9b0b3301786ba8850091b5a070658b94b",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-06-09T12:33:23Z",
    "title_canon_sha256": "c1cfabed1b78eba0037e05b9659e727bb1175d2e4d39c4634ce5c2584dc18fcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02921",
    "kind": "arxiv",
    "version": 1
  }
}