Pith Number

pith:RI4TSYPD

pith:2026:RI4TSYPDMGAYI3MPNCLQBOY454

not attested not anchored not stored refs pending

Semiparametrically Efficient Inference for Kernel Measures of Noise Heterogeneity

Arthur Gretton, Dimitri Meunier, Jakub Wornbard, Zikai Shen

arxiv:2605.27526 v1 · 2026-05-26 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RI4TSYPDMGAYI3MPNCLQBOY454}

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	2026-05-28T01:04:14.309951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a393961e36181846d8f689700bb1cef0f48605cb90fc99deef3ecf09b69e282

Aliases

arxiv: 2605.27526 · arxiv_version: 2605.27526v1 · doi: 10.48550/arxiv.2605.27526 · pith_short_12: RI4TSYPDMGAY · pith_short_16: RI4TSYPDMGAYI3MP · pith_short_8: RI4TSYPD

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/RI4TSYPDMGAYI3MPNCLQBOY454 \
  | 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: 8a393961e36181846d8f689700bb1cef0f48605cb90fc99deef3ecf09b69e282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96a26e99383df90103bcb38c4617c6fd02fc811e403672a41b5779709e3999ce",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-05-26T18:01:09Z",
    "title_canon_sha256": "e55980c3fbae8b56246e1448da6d165ca74f51cf909d7069ba4245d39d9e0e05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27526",
    "kind": "arxiv",
    "version": 1
  }
}