Pith Number

pith:KYUGAMKI

pith:2014:KYUGAMKIAJH5MH3IZKRRJHU2TO

not attested not anchored not stored refs pending

Characterization of the equivalence of robustification and regularization in linear and matrix regression

Dimitris Bertsimas, Martin S. Copenhaver

arxiv:1411.6160 v2 · 2014-11-22 · math.ST · cs.LG · math.OC · 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{KYUGAMKIAJH5MH3IZKRRJHU2TO}

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	2026-05-18T00:50:02.190248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5628603148024fd61f68caa3149e9a9b92dfd2aa914fb666a5dea913ea8fd8f7

Aliases

arxiv: 1411.6160 · arxiv_version: 1411.6160v2 · doi: 10.48550/arxiv.1411.6160 · pith_short_12: KYUGAMKIAJH5 · pith_short_16: KYUGAMKIAJH5MH3I · pith_short_8: KYUGAMKI

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/KYUGAMKIAJH5MH3IZKRRJHU2TO \
  | 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: 5628603148024fd61f68caa3149e9a9b92dfd2aa914fb666a5dea913ea8fd8f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eb93f86e292bf59fc6d38fe19b9a13cc5c84a54b563cf726f0b8966d98169a1",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-11-22T19:59:32Z",
    "title_canon_sha256": "b419b3b0a47789b88f4c63b1fa453fa10df93eaa08ba2fcd9e72827f2b7172f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6160",
    "kind": "arxiv",
    "version": 2
  }
}