Pith Number

pith:CSSXMXGV

pith:2019:CSSXMXGVV7IK77HZSJF5NPMFK3

not attested not anchored not stored refs pending

Fast Multichannel Source Separation Based on Jointly Diagonalizable Spatial Covariance Matrices

Aditya Arie Nugraha, Kazuyoshi Yoshii, Kouhei Sekiguchi, Yoshiaki Bando

arxiv:1903.03237 v1 · 2019-03-08 · 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{CSSXMXGVV7IK77HZSJF5NPMFK3}

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	2026-05-17T23:51:46.101096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14a5765cd5afd0affcf9924bd6bd8556e899ae0503d2ecb203de0702629c4948

Aliases

arxiv: 1903.03237 · arxiv_version: 1903.03237v1 · doi: 10.48550/arxiv.1903.03237 · pith_short_12: CSSXMXGVV7IK · pith_short_16: CSSXMXGVV7IK77HZ · pith_short_8: CSSXMXGV

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/CSSXMXGVV7IK77HZSJF5NPMFK3 \
  | 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: 14a5765cd5afd0affcf9924bd6bd8556e899ae0503d2ecb203de0702629c4948

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87591f2562c8b2ab3f1f3ebcdf883e0328cc496c548ba778079a62e9362d8802",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2019-03-08T01:17:23Z",
    "title_canon_sha256": "5258e029159efcbff29a5ac26da8cbd75b63e62909473c66c0986272bf2486ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03237",
    "kind": "arxiv",
    "version": 1
  }
}