Pith Number

pith:4CBDPEOF

pith:2020:4CBDPEOFNKCSQTJ6TY6IOFFPP3

not attested not anchored not stored refs pending

On the Optimal Weighted $\ell_2$ Regularization in Overparameterized Linear Regression

Denny Wu, Ji Xu

arxiv:2006.05800 v4 · 2020-06-10 · stat.ML · cs.LG · math.ST · 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{4CBDPEOFNKCSQTJ6TY6IOFFPP3}

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.

Cited by

1 paper in Pith

Principles and Practice of Deep Representation Learning: or a Mathematical Theory of Memory

Receipt and verification

First computed	2026-07-05T01:48:27.998434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0823791c56a85284d3e9e3c8714af7ef7cfe5c4eadf630fa7eaa048271a5a5f

Aliases

arxiv: 2006.05800 · arxiv_version: 2006.05800v4 · doi: 10.48550/arxiv.2006.05800 · pith_short_12: 4CBDPEOFNKCS · pith_short_16: 4CBDPEOFNKCSQTJ6 · pith_short_8: 4CBDPEOF

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/4CBDPEOFNKCSQTJ6TY6IOFFPP3 \
  | 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: e0823791c56a85284d3e9e3c8714af7ef7cfe5c4eadf630fa7eaa048271a5a5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b7227b6773856e0d353e25dc485daa92110d45756c966df845de6d5ff0ccf1",
    "cross_cats_sorted": [
      "cs.LG",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-06-10T12:38:43Z",
    "title_canon_sha256": "3ccdf28514cccef7c12846da914483cfbf56c7abf5e68fb833b1f57496c69627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.05800",
    "kind": "arxiv",
    "version": 4
  }
}