Pith Number

pith:5BLZMAZR

pith:2019:5BLZMAZR3CSFQHW7ZQAUKEVAPN

not attested not anchored not stored refs pending

A data-driven approach to sampling matrix selection for compressive sensing

Chris Peterson, Christian W. Smith, Elin Farnell, Elizabeth C. Schundler, Henry Kvinge, John P. Dixon, Julia R. Dupuis, Michael Kirby

arxiv:1906.08869 v1 · 2019-06-20 · eess.SP · cs.LG · eess.IV

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\usepackage{pith}
\pithnumber{5BLZMAZR3CSFQHW7ZQAUKEVAPN}

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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

2 papers in Pith

Total variation vs L1 regularization: a comparison of compressive sensing optimization methods for chemical detection

More chemical detection through less sampling: amplifying chemical signals in hyperspectral data cubes through compressive sensing

Receipt and verification

First computed	2026-05-17T23:42:47.609741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e857960331d8a4581edfcc014512a07b4e3c0b568e3009b4dab6b9b0ebef91ba

Aliases

arxiv: 1906.08869 · arxiv_version: 1906.08869v1 · doi: 10.48550/arxiv.1906.08869 · pith_short_12: 5BLZMAZR3CSF · pith_short_16: 5BLZMAZR3CSFQHW7 · pith_short_8: 5BLZMAZR

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/5BLZMAZR3CSFQHW7ZQAUKEVAPN \
  | 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: e857960331d8a4581edfcc014512a07b4e3c0b568e3009b4dab6b9b0ebef91ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "232f12b22311790a003c58df7c14e8d83dcac43ecaffbccdc37ff7bb01fbeffe",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-06-20T21:25:18Z",
    "title_canon_sha256": "6031251ae49dc9b744f571d93916deb7652904da9656a559c3aa2143e9ef60e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08869",
    "kind": "arxiv",
    "version": 1
  }
}