Pith Number

pith:LNNSPKES

pith:2017:LNNSPKESQRAKS335BO2OCAEORC

not attested not anchored not stored refs pending

Sparsity-based Cholesky Factorization and its Application to Hyperspectral Anomaly Detection

Ahmad W. Bitar, Jean-Philippe Ovarlez, Loong-Fah Cheong

arxiv:1711.08240 v2 · 2017-11-22 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LNNSPKESQRAKS335BO2OCAEORC}

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	2026-05-18T00:28:51.511703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b5b27a8928440a96f7d0bb4e1008e8898bb5ccf8803216fd20a116fbbe238e6

Aliases

arxiv: 1711.08240 · arxiv_version: 1711.08240v2 · doi: 10.48550/arxiv.1711.08240 · pith_short_12: LNNSPKESQRAK · pith_short_16: LNNSPKESQRAKS335 · pith_short_8: LNNSPKES

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/LNNSPKESQRAKS335BO2OCAEORC \
  | 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: 5b5b27a8928440a96f7d0bb4e1008e8898bb5ccf8803216fd20a116fbbe238e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8291f49c019d47ff13ebf6baba437e8ebf4565ec527f016818215a38c0c8ab3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2017-11-22T11:46:41Z",
    "title_canon_sha256": "c64dc2cafa65a51b905ff467deb16024ea0c1372d65c19614096b794a56ad666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08240",
    "kind": "arxiv",
    "version": 2
  }
}