Pith Number

pith:3IWEOIFA

pith:2026:3IWEOIFAJ3D232NGXFB4LWEZXG

not attested not anchored not stored refs pending

Joint Learning of Covariance Estimation and White Noise Gain for Robust MVDR Beamforming

Gongping Huang, Hanchen Pei, Jacob Benesty, Jianbo Ma, Jingdong Chen, Yongyi Deng

arxiv:2606.24137 v1 · 2026-06-23 · 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{3IWEOIFAJ3D232NGXFB4LWEZXG}

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	2026-06-24T01:14:42.015383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da2c4720a04ec7ade9a6b943c5d899b98784a8b9101bcb0de968062acf571374

Aliases

arxiv: 2606.24137 · arxiv_version: 2606.24137v1 · doi: 10.48550/arxiv.2606.24137 · pith_short_12: 3IWEOIFAJ3D2 · pith_short_16: 3IWEOIFAJ3D232NG · pith_short_8: 3IWEOIFA

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/3IWEOIFAJ3D232NGXFB4LWEZXG \
  | 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: da2c4720a04ec7ade9a6b943c5d899b98784a8b9101bcb0de968062acf571374

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8df6ff732a50924c0095bcfc53aeba8102d7b4227845d74e3fb5e6f68baabde9",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2026-06-23T04:44:54Z",
    "title_canon_sha256": "58311006eeee753e563c494a20d2692eab82b1270841b9591df64d495619ae83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24137",
    "kind": "arxiv",
    "version": 1
  }
}