Pith Number

pith:4CPC4OSR

pith:2014:4CPC4OSRH2NEJWFHQ7WMXAHHZ2

not attested not anchored not stored refs pending

Binary Fused Compressive Sensing: 1-Bit Compressive Sensing meets Group Sparsity

M\'ario A. T. Figueiredo, Xiangrong Zeng

arxiv:1402.5074 v1 · 2014-02-20 · cs.CV · 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{4CPC4OSRH2NEJWFHQ7WMXAHHZ2}

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	2026-05-18T02:58:31.245451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e09e2e3a513e9a44d8a787eccb80e7ceaba3149c109c52db6b0853d227d65706

Aliases

arxiv: 1402.5074 · arxiv_version: 1402.5074v1 · doi: 10.48550/arxiv.1402.5074 · pith_short_12: 4CPC4OSRH2NE · pith_short_16: 4CPC4OSRH2NEJWFH · pith_short_8: 4CPC4OSR

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/4CPC4OSRH2NEJWFHQ7WMXAHHZ2 \
  | 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: e09e2e3a513e9a44d8a787eccb80e7ceaba3149c109c52db6b0853d227d65706

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d15c4e18e006bd98f682d69e8466a7d6fcfbb89455e9d55da64fc4c59aaa2656",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-02-20T17:06:15Z",
    "title_canon_sha256": "ac862f0448afac540ca357533c986b7fcde1c9a0a7c2076c071d2fde470dcead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5074",
    "kind": "arxiv",
    "version": 1
  }
}