Pith Number

pith:S7QKGEVS

pith:2018:S7QKGEVSC63TPTXGK4TEUXKGPP

not attested not anchored not stored refs pending

Relating Leverage Scores and Density using Regularized Christoffel Functions

Edouard Pauwels, Francis Bach, Jean-Philippe Vert

arxiv:1805.07943 v2 · 2018-05-21 · 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{S7QKGEVSC63TPTXGK4TEUXKGPP}

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	2026-05-18T00:00:13.175463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97e0a312b217b737cee657264a5d467be22faa12c9e65955934fbc6e20df29c8

Aliases

arxiv: 1805.07943 · arxiv_version: 1805.07943v2 · doi: 10.48550/arxiv.1805.07943 · pith_short_12: S7QKGEVSC63T · pith_short_16: S7QKGEVSC63TPTXG · pith_short_8: S7QKGEVS

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/S7QKGEVSC63TPTXGK4TEUXKGPP \
  | 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: 97e0a312b217b737cee657264a5d467be22faa12c9e65955934fbc6e20df29c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fd8d824b44844c48476e2dd6344afdb288cd0a11c7280516049cdb067b7ba05",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-21T08:35:26Z",
    "title_canon_sha256": "9f2119c6d23bcc48efae2722f8b086e0aa166b5c896c6590860502b6b91deec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07943",
    "kind": "arxiv",
    "version": 2
  }
}