Pith Number

pith:EAQM6RQO

pith:2014:EAQM6RQO5VXXW32D433DKBO5T5

not attested not anchored not stored refs pending

The Degrees of Freedom of Partly Smooth Regularizers

Charles-Alban Deledalle (IMB), Charles Dossal (IMB), Gabriel Peyr\'e (CEREMADE), Jalal M. Fadili, Samuel Vaiter (CEREMADE)

arxiv:1404.5557 v4 · 2014-04-22 · math.ST · cs.IT · math.IT · 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{EAQM6RQO5VXXW32D433DKBO5T5}

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	2026-05-18T01:21:02.976997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2020cf460eed6f7b6f43e6f63505dd9f4f7670e6b25afedb6ed74f2207b4060b

Aliases

arxiv: 1404.5557 · arxiv_version: 1404.5557v4 · doi: 10.48550/arxiv.1404.5557 · pith_short_12: EAQM6RQO5VXX · pith_short_16: EAQM6RQO5VXXW32D · pith_short_8: EAQM6RQO

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/EAQM6RQO5VXXW32D433DKBO5T5 \
  | 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: 2020cf460eed6f7b6f43e6f63505dd9f4f7670e6b25afedb6ed74f2207b4060b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0a03a4cb28b08f0b4cb8c403ff455668bc0d7771956078a8b1505a88c73e597",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-04-22T17:04:45Z",
    "title_canon_sha256": "51f0bfc996a4adcca16d497c336a7150de9bd9f410282e409cf7534e6f218058"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5557",
    "kind": "arxiv",
    "version": 4
  }
}