Pith Number

pith:NYNL7OSI

pith:2019:NYNL7OSIZ7LJEO2HUMFDQM7LJI

not attested not anchored not stored refs pending

A Dictionary-Based Generalization of Robust PCA with Applications to Target Localization in Hyperspectral Imaging

Jarvis Haupt, Jineng Ren, Sirisha Rambhatla, Xingguo Li

arxiv:1902.08304 v3 · 2019-02-21 · cs.LG · math.OC · 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{NYNL7OSIZ7LJEO2HUMFDQM7LJI}

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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	2026-07-05T01:14:23.450939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e1abfba48cfd6923b47a30a3833eb4a2f3e3f4575502e7fb7ca883812d1b292

Aliases

arxiv: 1902.08304 · arxiv_version: 1902.08304v3 · doi: 10.48550/arxiv.1902.08304 · pith_short_12: NYNL7OSIZ7LJ · pith_short_16: NYNL7OSIZ7LJEO2H · pith_short_8: NYNL7OSI

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/NYNL7OSIZ7LJEO2HUMFDQM7LJI \
  | 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: 6e1abfba48cfd6923b47a30a3833eb4a2f3e3f4575502e7fb7ca883812d1b292

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c18cecc572cf9d7cde442ae72daa29160988aab650367fa3e32bdc90c83846b5",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-21T23:26:35Z",
    "title_canon_sha256": "cfef79578f508e6e6f45ff1e90f6ea658f1cc42aa4810b7923a53491e11ba7e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08304",
    "kind": "arxiv",
    "version": 3
  }
}