Pith Number

pith:ZE4R75XM

pith:2019:ZE4R75XMPHJLNML2HNV54A5KS2

not attested not anchored not stored refs pending

A Nonconvex Approach for Exact and Efficient Multichannel Sparse Blind Deconvolution

Qing Qu, Xiao Li, Zhihui Zhu

arxiv:1908.10776 v3 · 2019-08-28 · eess.SP · cs.LG · eess.IV · 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{ZE4R75XMPHJLNML2HNV54A5KS2}

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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.

Cited by

1 paper in Pith

Short-and-Sparse Deconvolution -- A Geometric Approach

Receipt and verification

First computed	2026-07-05T00:44:39.833280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9391ff6ec79d2b6b17a3b6bde03aa969fb6c1c40200a86fc494a63acb96436f

Aliases

arxiv: 1908.10776 · arxiv_version: 1908.10776v3 · doi: 10.48550/arxiv.1908.10776 · pith_short_12: ZE4R75XMPHJL · pith_short_16: ZE4R75XMPHJLNML2 · pith_short_8: ZE4R75XM

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/ZE4R75XMPHJLNML2HNV54A5KS2 \
  | 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: c9391ff6ec79d2b6b17a3b6bde03aa969fb6c1c40200a86fc494a63acb96436f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2d5ca8cd929de49c334bef161de43953ce13cab495288ba867ccd0ef174b8a9",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-08-28T15:25:54Z",
    "title_canon_sha256": "ae4f24a0c748a070d6f21f416514f168dba82a0342c7a905e75ad2ae107d1f54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10776",
    "kind": "arxiv",
    "version": 3
  }
}