Pith Number

pith:PXYD5GB3

pith:2015:PXYD5GB3YOF35GEMNZWX665Z5V

not attested not anchored not stored refs pending

High Dimensional Low Rank plus Sparse Matrix Decomposition

George Atia, Mostafa Rahmani

arxiv:1502.00182 v3 · 2015-02-01 · cs.NA · cs.DS · cs.LG · 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{PXYD5GB3YOF35GEMNZWX665Z5V}

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	2026-05-18T00:48:37.671540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7df03e983bc38bbe988c6e6d7f7bb9ed735fe6c4b471f6ce1d01ffdb311ac0d6

Aliases

arxiv: 1502.00182 · arxiv_version: 1502.00182v3 · doi: 10.48550/arxiv.1502.00182 · pith_short_12: PXYD5GB3YOF3 · pith_short_16: PXYD5GB3YOF35GEM · pith_short_8: PXYD5GB3

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/PXYD5GB3YOF35GEMNZWX665Z5V \
  | 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: 7df03e983bc38bbe988c6e6d7f7bb9ed735fe6c4b471f6ce1d01ffdb311ac0d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa506ed74e4955ea6f76adfe436b1751ad5648c5d310db13c19b63de7288ad9d",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG",
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2015-02-01T00:57:57Z",
    "title_canon_sha256": "bf929ca6241b7adc3dd5e22c8a12cb503fd843b98a0cfa7ba8c515a82691ef94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00182",
    "kind": "arxiv",
    "version": 3
  }
}