Pith Number

pith:XETWNIGG

pith:2017:XETWNIGGSTUA6HDX77WCHJZCQK

not attested not anchored not stored refs pending

A Linear-Time Kernel Goodness-of-Fit Test

Arthur Gretton, Kenji Fukumizu, Wenkai Xu, Wittawat Jitkrittum, Zoltan Szabo

arxiv:1705.07673 v2 · 2017-05-22 · 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{XETWNIGGSTUA6HDX77WCHJZCQK}

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	2026-05-18T00:32:10.065340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b92766a0c694e80f1c77ffec23a722828b623d43e30e76aac2ffcaace0f9d9bd

Aliases

arxiv: 1705.07673 · arxiv_version: 1705.07673v2 · doi: 10.48550/arxiv.1705.07673 · pith_short_12: XETWNIGGSTUA · pith_short_16: XETWNIGGSTUA6HDX · pith_short_8: XETWNIGG

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/XETWNIGGSTUA6HDX77WCHJZCQK \
  | 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: b92766a0c694e80f1c77ffec23a722828b623d43e30e76aac2ffcaace0f9d9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d35ba652da9d4fde300e8245e8546c1c7ae9184fd0b2ee1786bd22d9418c715",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-05-22T11:26:46Z",
    "title_canon_sha256": "d054e85d8b900ae8f54f00e56b2ba015a8655f50dcb0f878b5f6d24b18ca1bc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07673",
    "kind": "arxiv",
    "version": 2
  }
}