Pith Number

pith:SFKZZSUV

pith:2013:SFKZZSUVQGNS6T2SY6FUDOKCWW

not attested not anchored not stored refs pending

A Geometric Blind Source Separation Method Based on Facet Component Analysis

J. Xin, P. Yin, Y. Sun

arxiv:1301.0339 v1 · 2013-01-02 · math.NA · 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{SFKZZSUVQGNS6T2SY6FUDOKCWW}

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	2026-05-18T03:37:19.816756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91559cca95819b2f4f52c78b41b942b588a57bd8dfc0a244b47078f1a9917247

Aliases

arxiv: 1301.0339 · arxiv_version: 1301.0339v1 · doi: 10.48550/arxiv.1301.0339 · pith_short_12: SFKZZSUVQGNS · pith_short_16: SFKZZSUVQGNS6T2S · pith_short_8: SFKZZSUV

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/SFKZZSUVQGNS6T2SY6FUDOKCWW \
  | 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: 91559cca95819b2f4f52c78b41b942b588a57bd8dfc0a244b47078f1a9917247

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92ebf3250de6b0716ad3cac4e94d6e61ff8cd9b5e51f120294cb7185a3c95db5",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-01-02T21:58:03Z",
    "title_canon_sha256": "ab2f8fc43f1ee73d56c6a9db7060ed297027ad63edfdac558e0819b70d82cc17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0339",
    "kind": "arxiv",
    "version": 1
  }
}