Pith Number

pith:JMREAVJI

pith:2013:JMREAVJIPXTFRTLWYR6ETWQRLJ

not attested not anchored not stored refs pending

Near Optimal Compressed Sensing of a Class of Sparse Low-Rank Matrices via Sparse Power Factorization

Kiryung Lee, Yihong Wu, Yoram Bresler

arxiv:1312.0525 v2 · 2013-12-02 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMREAVJIPXTFRTLWYR6ETWQRLJ}

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	2026-05-18T01:11:41.512128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b224055287de658cd76c47c49da115a44421092c5609c33dd601d8d0dde0885

Aliases

arxiv: 1312.0525 · arxiv_version: 1312.0525v2 · doi: 10.48550/arxiv.1312.0525 · pith_short_12: JMREAVJIPXTF · pith_short_16: JMREAVJIPXTFRTLW · pith_short_8: JMREAVJI

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/JMREAVJIPXTFRTLWYR6ETWQRLJ \
  | 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: 4b224055287de658cd76c47c49da115a44421092c5609c33dd601d8d0dde0885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0d02415ea65bc75e6bb65015197740f633bb48b389efc4781c7e388a8c6a42b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-12-02T17:37:00Z",
    "title_canon_sha256": "6ec4170f6d61a68c1bc51a094ece6320aaa14a2e7fc2a5967cbb884d16d65f6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0525",
    "kind": "arxiv",
    "version": 2
  }
}