Pith Number

pith:6Q5IO332

pith:2025:6Q5IO332XHEZYVM5ZTEYODGBT6

not attested not anchored not stored refs pending

SoCov: Semi-Orthogonal Parametric Pooling of Covariance Matrix for Speaker Recognition

Dongpeng Chen, Jintao Kang, Rongjin Li, Weibin Zhang, Xiaofen Xing

arxiv:2504.16441 v1 · 2025-04-23 · eess.AS · 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{6Q5IO332XHEZYVM5ZTEYODGBT6}

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	2026-07-05T10:52:46.776990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f43a876f7ab9c99c559dccc9870cc19fadfe3f9587a66299f55b3bee1be8e4fc

Aliases

arxiv: 2504.16441 · arxiv_version: 2504.16441v1 · doi: 10.48550/arxiv.2504.16441 · pith_short_12: 6Q5IO332XHEZ · pith_short_16: 6Q5IO332XHEZYVM5 · pith_short_8: 6Q5IO332

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/6Q5IO332XHEZYVM5ZTEYODGBT6 \
  | 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: f43a876f7ab9c99c559dccc9870cc19fadfe3f9587a66299f55b3bee1be8e4fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a58eed2774d6a92bf4f2e6723bd7861795e0f4218c6b6406a1e188b33b60e38",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2025-04-23T06:01:14Z",
    "title_canon_sha256": "e32b14f7db10cba6ceae02c6bd1d3436f637ad665124e89e568b1b2318af9705"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16441",
    "kind": "arxiv",
    "version": 1
  }
}