Pith Number

pith:5BI3N4UI

pith:2015:5BI3N4UIQJBYAC3FB7KJCC2SYG

not attested not anchored not stored refs pending

Optimized Compressed Sensing via Incoherent Frames Designed by Convex Optimization

Cristian Rusu, Nuria Gonz\'alez-Prelcic

arxiv:1507.02454 v2 · 2015-07-09 · 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{5BI3N4UIQJBYAC3FB7KJCC2SYG}

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	2026-05-18T00:56:46.740057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e851b6f2888243800b650fd4910b52c1bc095ce207c489842fd3140574026e98

Aliases

arxiv: 1507.02454 · arxiv_version: 1507.02454v2 · doi: 10.48550/arxiv.1507.02454 · pith_short_12: 5BI3N4UIQJBY · pith_short_16: 5BI3N4UIQJBYAC3F · pith_short_8: 5BI3N4UI

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/5BI3N4UIQJBYAC3FB7KJCC2SYG \
  | 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: e851b6f2888243800b650fd4910b52c1bc095ce207c489842fd3140574026e98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d31ad6a394c50e8a055f0cea4877f8d5826c112f493466b064dce2a0254b0493",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-07-09T10:49:07Z",
    "title_canon_sha256": "44bc8ba7a34151a204e97a146118901fcaae4cd9ac04c31d2074afab3ed8dd62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02454",
    "kind": "arxiv",
    "version": 2
  }
}