Pith Number

pith:3PAJKEAR

pith:2018:3PAJKEARBXVOYEJ7TPDIC7GINP

not attested not anchored not stored refs pending

Multitask Learning for Fundamental Frequency Estimation in Music

Brian McFee, Juan P. Bello, Rachel M. Bittner

arxiv:1809.00381 v1 · 2018-09-02 · cs.SD · cs.LG · 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{3PAJKEARBXVOYEJ7TPDIC7GINP}

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	2026-05-18T00:06:35.371062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbc09510110deaec113f9bc6817cc86be64ddf7a422e677b7aa95c8326eee8ba

Aliases

arxiv: 1809.00381 · arxiv_version: 1809.00381v1 · doi: 10.48550/arxiv.1809.00381 · pith_short_12: 3PAJKEARBXVO · pith_short_16: 3PAJKEARBXVOYEJ7 · pith_short_8: 3PAJKEAR

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/3PAJKEARBXVOYEJ7TPDIC7GINP \
  | 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: dbc09510110deaec113f9bc6817cc86be64ddf7a422e677b7aa95c8326eee8ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08a833c05ded45d5ac97c54d869e3b4893fd82ca5320735d347f8e9f6664a6d9",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2018-09-02T20:03:09Z",
    "title_canon_sha256": "6cdabdb696ca1a81cc1a150304b2b70c1290bdd17c9001addfd2fd9988e59636"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00381",
    "kind": "arxiv",
    "version": 1
  }
}