Pith Number

pith:3K6EG5CH

pith:2025:3K6EG5CHFVSOYXMW5JBWHXQ73B

not attested not anchored not stored refs pending

The Target Polish: A New Approach to Outlier-Resistant Non-Negative Matrix Factorization

(2) Department of Biostatistics, Bioinformatics, Biomathematics, Christophe Geissler (1), DC, Forvis Mazars, France, George Luta (2) ((1) Data Services, Georgetown University Medical Center, Levallois, Paul Fogel (1), USA), Washington

arxiv:2507.10484 v3 · 2025-07-14 · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3K6EG5CHFVSOYXMW5JBWHXQ73B}

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	2026-07-05T11:57:58.049503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dabc4374472d64ec5d96ea4363de1fd85b8cde3b3c715f3bd214346c07b14411

Aliases

arxiv: 2507.10484 · arxiv_version: 2507.10484v3 · doi: 10.48550/arxiv.2507.10484 · pith_short_12: 3K6EG5CHFVSO · pith_short_16: 3K6EG5CHFVSOYXMW · pith_short_8: 3K6EG5CH

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/3K6EG5CHFVSOYXMW5JBWHXQ73B \
  | 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: dabc4374472d64ec5d96ea4363de1fd85b8cde3b3c715f3bd214346c07b14411

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d9538dca971e50753279d4824f9f3e050d2aff6c06505c381d7e945b54578d0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-14T17:04:03Z",
    "title_canon_sha256": "1eb8e6af2378c51c79029724ad54818b9ee8adc80ebf47ab76091dd34b5a1db3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.10484",
    "kind": "arxiv",
    "version": 3
  }
}