Pith Number

pith:F7QYZR5P

pith:2014:F7QYZR5PDWEFOMX25OKUJZ6FS3

not attested not anchored not stored refs pending

Sparse Recovery via Differential Inclusions

Feng Ruan, Jiechao Xiong, Stanley Osher, Wotao Yin, Yuan Yao

arxiv:1406.7728 v5 · 2014-06-30 · math.ST · stat.ML · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7QYZR5PDWEFOMX25OKUJZ6FS3}

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	2026-05-18T01:22:14.947242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fe18cc7af1d885732faeb9544e7c596d1331f52a92fa874da860cdc17c8d318

Aliases

arxiv: 1406.7728 · arxiv_version: 1406.7728v5 · doi: 10.48550/arxiv.1406.7728 · pith_short_12: F7QYZR5PDWEF · pith_short_16: F7QYZR5PDWEFOMX2 · pith_short_8: F7QYZR5P

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/F7QYZR5PDWEFOMX25OKUJZ6FS3 \
  | 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: 2fe18cc7af1d885732faeb9544e7c596d1331f52a92fa874da860cdc17c8d318

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "444c5fc8b474c863519620b8eab85f8097c0aa37f4cd6a121d17395953eaa38e",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-06-30T13:30:15Z",
    "title_canon_sha256": "f231f0a2d0ad9b2b9376376afd7d24f7c087d37b76a1241c5cff4dfcac5f18b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7728",
    "kind": "arxiv",
    "version": 5
  }
}