Pith Number

pith:6UQQLN44

pith:2020:6UQQLN444DT534M7OFJ22LAQCH

not attested not anchored not stored refs pending

Large-Scale MIDI-based Composer Classification

Keunwoo Choi, Qiuqiang Kong, Yuxuan Wang

arxiv:2010.14805 v1 · 2020-10-28 · cs.SD · cs.CV · 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{6UQQLN444DT534M7OFJ22LAQCH}

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	2026-07-05T01:47:18.276180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f52105b79ce0e7ddf19f7153ad2c1011dab93497b32dccc813f6efdc68d58dbe

Aliases

arxiv: 2010.14805 · arxiv_version: 2010.14805v1 · doi: 10.48550/arxiv.2010.14805 · pith_short_12: 6UQQLN444DT5 · pith_short_16: 6UQQLN444DT534M7 · pith_short_8: 6UQQLN44

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/6UQQLN444DT534M7OFJ22LAQCH \
  | 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: f52105b79ce0e7ddf19f7153ad2c1011dab93497b32dccc813f6efdc68d58dbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8539c1aed218521dc9212caac9df368f9dbc38956a347a71f997c2c8b507794",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.MM",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2020-10-28T08:07:55Z",
    "title_canon_sha256": "6e00c53b5b0bf5a73d2b8acf9ef41c9c21fd3a65a477894479693527eefcf2e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.14805",
    "kind": "arxiv",
    "version": 1
  }
}