Pith Number

pith:NQTFDMJ7

pith:2019:NQTFDMJ7SHOGPBXDGDCQORWX3N

not attested not anchored not stored refs pending

Centroid-based deep metric learning for speaker recognition

Frank Rudzicz, Jixuan Wang, Kuan-Chieh Wang, Marc Law, Michael Brudno

arxiv:1902.02375 v1 · 2019-02-06 · cs.LG · cs.SD · 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{NQTFDMJ7SHOGPBXDGDCQORWX3N}

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	2026-05-17T23:54:33.620518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c2651b13f91dc6786e330c50746d7db736c71a8ab7dc3c3c0face0ffb131364

Aliases

arxiv: 1902.02375 · arxiv_version: 1902.02375v1 · doi: 10.48550/arxiv.1902.02375 · pith_short_12: NQTFDMJ7SHOG · pith_short_16: NQTFDMJ7SHOGPBXD · pith_short_8: NQTFDMJ7

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/NQTFDMJ7SHOGPBXDGDCQORWX3N \
  | 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: 6c2651b13f91dc6786e330c50746d7db736c71a8ab7dc3c3c0face0ffb131364

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec645a552dbc976f8aed4f7a4284b1e8376da042eeabc784eaab157aa84904e0",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-06T19:40:33Z",
    "title_canon_sha256": "844bc0bb29a5dc4ac832ef0ba1737ed90d96ce6ec6c3cbb0f8fa5a769b027fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02375",
    "kind": "arxiv",
    "version": 1
  }
}