Pith Number

pith:CSNNBBLO

pith:2013:CSNNBBLOLYEODPZGUNZHSPUKJV

not attested not anchored not stored refs pending

Efficient Algorithms for Robust and Stable Principal Component Pursuit Problems

Donald Goldfarb, Necdet Serhat Aybat, Shiqian Ma

arxiv:1309.6976 v1 · 2013-09-26 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSNNBBLOLYEODPZGUNZHSPUKJV}

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	2026-05-18T03:12:09.596899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

149ad0856e5e08e1bf26a372793e8a4d4ec1ccaa2cd1be1fd5342e4382e191fa

Aliases

arxiv: 1309.6976 · arxiv_version: 1309.6976v1 · doi: 10.48550/arxiv.1309.6976 · pith_short_12: CSNNBBLOLYEO · pith_short_16: CSNNBBLOLYEODPZG · pith_short_8: CSNNBBLO

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/CSNNBBLOLYEODPZGUNZHSPUKJV \
  | 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: 149ad0856e5e08e1bf26a372793e8a4d4ec1ccaa2cd1be1fd5342e4382e191fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6845199cd4b38cf6520ff3419cf3e1d948762c5c25729f90aedfb24fffacac4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-09-26T17:14:32Z",
    "title_canon_sha256": "b6f1a856c344f6ff22ad424b6b93bf778a5318ef3bafb22f4b6e13c4a9979766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6976",
    "kind": "arxiv",
    "version": 1
  }
}