Pith Number

pith:VSKE26LQ

pith:2020:VSKE26LQ2OKZGYFRSYVEUVMY77

not attested not anchored not stored refs pending

Achieving robustness in classification using optimal transport with hinge regularization

Alberto Gonz\'alez-Sanz, Eustasio del Barrio, Franck Mamalet, Jean-Michel Loubes, Mathieu Serrurier, Thibaut Boissin

arxiv:2006.06520 v3 · 2020-06-11 · cs.LG · 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{VSKE26LQ2OKZGYFRSYVEUVMY77}

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	2026-07-05T02:34:40.112938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac944d7970d3959360b1962a4a5598ffe2e0355f7d597be8d6cd74f335bcdd49

Aliases

arxiv: 2006.06520 · arxiv_version: 2006.06520v3 · doi: 10.48550/arxiv.2006.06520 · pith_short_12: VSKE26LQ2OKZ · pith_short_16: VSKE26LQ2OKZGYFR · pith_short_8: VSKE26LQ

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/VSKE26LQ2OKZGYFRSYVEUVMY77 \
  | 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: ac944d7970d3959360b1962a4a5598ffe2e0355f7d597be8d6cd74f335bcdd49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f9e27af7ae543024cf4fb510b371ead0ea1cf2584f1d694e1368f5ab4c89ac4",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-06-11T15:36:23Z",
    "title_canon_sha256": "8c42a5f9a29bbe91301833f4506419fd9c3e3964e27132da6c44e8fbe3d2a45d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.06520",
    "kind": "arxiv",
    "version": 3
  }
}