Pith Number

pith:XH677HRU

pith:2013:XH677HRUATYMYSZDABXU4UT3RC

not attested not anchored not stored refs pending

Multi-dimensional sparse structured signal approximation using split Bregman iterations

C\'edric Gouy-Pailler, Jamal Atif, Mich\`ele Sebag, Quentin Barth\'elemy, Yoann Isaac

arxiv:1303.5197 v3 · 2013-03-21 · cs.DS · 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{XH677HRUATYMYSZDABXU4UT3RC}

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	2026-05-18T02:25:19.088526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9fdff9e3404f0cc4b23006f4e527b88bbafde35760816cfee1af7a460b02c4f

Aliases

arxiv: 1303.5197 · arxiv_version: 1303.5197v3 · doi: 10.48550/arxiv.1303.5197 · pith_short_12: XH677HRUATYM · pith_short_16: XH677HRUATYMYSZD · pith_short_8: XH677HRU

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/XH677HRUATYMYSZDABXU4UT3RC \
  | 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: b9fdff9e3404f0cc4b23006f4e527b88bbafde35760816cfee1af7a460b02c4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed2c48590f6cde1eb4fb4b52ce85e160c4f4d2d734ac64cce2490931a469ac85",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-03-21T09:13:23Z",
    "title_canon_sha256": "d512ac6973a92ac458ec2f5bf9b9bd2a0d51d5a84fe5df58ff09967ac6ed6509"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5197",
    "kind": "arxiv",
    "version": 3
  }
}