Pith Number

pith:ND4YIM5A

pith:2011:ND4YIM5AMGQQCC736VKKFRX5YM

not attested not anchored not stored refs pending

Iterative Reweighted Algorithms for Sparse Signal Recovery with Temporally Correlated Source Vectors

Bhaskar D. Rao, Zhilin Zhang

arxiv:1104.5280 v1 · 2011-04-28 · stat.ML · 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{ND4YIM5AMGQQCC736VKKFRX5YM}

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	2026-05-18T04:23:21.830697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f98433a061a1010bfbf554a2c6fdc32c98a6cb8797f9cc9a59738416cd4cd6

Aliases

arxiv: 1104.5280 · arxiv_version: 1104.5280v1 · doi: 10.48550/arxiv.1104.5280 · pith_short_12: ND4YIM5AMGQQ · pith_short_16: ND4YIM5AMGQQCC73 · pith_short_8: ND4YIM5A

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/ND4YIM5AMGQQCC736VKKFRX5YM \
  | 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: 68f98433a061a1010bfbf554a2c6fdc32c98a6cb8797f9cc9a59738416cd4cd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f62898515418f85086f7b682a4f0a1c32f1205f7dcd7c9ab5257902dd7fe0c48",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-04-28T02:48:08Z",
    "title_canon_sha256": "7c173a05e8e04a38acbd69869ecccb5c100ccba7adea70e635062a8454086f1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5280",
    "kind": "arxiv",
    "version": 1
  }
}