Pith Number

pith:UCFHU65Z

pith:2019:UCFHU65Z4KUKBK4HLCSFGJ6FS5

not attested not anchored not stored refs pending

Robust Learning with the Hilbert-Schmidt Independence Criterion

Daniel Greenfeld, Uri Shalit

arxiv:1910.00270 v4 · 2019-10-01 · 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{UCFHU65Z4KUKBK4HLCSFGJ6FS5}

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	2026-07-05T01:17:58.193819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a08a7a7bb9e2a8a0ab8758a45327c59758ec67e8a1ec4107d69c4e87e5d896dc

Aliases

arxiv: 1910.00270 · arxiv_version: 1910.00270v4 · doi: 10.48550/arxiv.1910.00270 · pith_short_12: UCFHU65Z4KUK · pith_short_16: UCFHU65Z4KUKBK4H · pith_short_8: UCFHU65Z

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/UCFHU65Z4KUKBK4HLCSFGJ6FS5 \
  | 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: a08a7a7bb9e2a8a0ab8758a45327c59758ec67e8a1ec4107d69c4e87e5d896dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c5b65593b4c21e30e2375f90df8ceadc8d3248225b46c21db762405a8922fac",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-10-01T09:27:33Z",
    "title_canon_sha256": "94b3f096afe08f3a1150b502d39d9a361878ced44a6b92e5ebe3fe651e24f176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.00270",
    "kind": "arxiv",
    "version": 4
  }
}