Pith Number

pith:YGPXHAL6

pith:2012:YGPXHAL6HYTPUHTW2L7D5MH2R2

not attested not anchored not stored refs pending

Divide-and-Conquer Method for L1 Norm Matrix Factorization in the Presence of Outliers and Missing Data

Deyu Meng, Zongben Xu

arxiv:1202.5844 v3 · 2012-02-27 · cs.NA · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGPXHAL6HYTPUHTW2L7D5MH2R2}

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	2026-05-18T03:57:02.578968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c19f73817e3e26fa1e76d2fe3eb0fa8e865e23f7cef91fca794958e8712922ee

Aliases

arxiv: 1202.5844 · arxiv_version: 1202.5844v3 · doi: 10.48550/arxiv.1202.5844 · pith_short_12: YGPXHAL6HYTP · pith_short_16: YGPXHAL6HYTPUHTW · pith_short_8: YGPXHAL6

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/YGPXHAL6HYTPUHTW2L7D5MH2R2 \
  | 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: c19f73817e3e26fa1e76d2fe3eb0fa8e865e23f7cef91fca794958e8712922ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1517b41d26fdd6d837817c57789abfd11f611b030eb2f989f6880dc2d4da92",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2012-02-27T07:57:04Z",
    "title_canon_sha256": "b2f0eeabc594d299bd1b3541224c32beddd1a3681aa4fe03e664848152011a75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5844",
    "kind": "arxiv",
    "version": 3
  }
}