Pith Number

pith:QLFIY6NA

pith:2025:QLFIY6NA67MOWW2QLZDNW2WJ27

not attested not anchored not stored refs pending

Are Two Datasets Close Enough With Statistical Significance? A Kernel Distributional Closeness Testing Approach

Feng Liu, Liuhua Peng, Mingming Gong, Xunye Tian, Zhijian Zhou

arxiv:2507.12843 v3 · 2025-07-17 · 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{QLFIY6NA67MOWW2QLZDNW2WJ27}

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	2026-06-09T01:05:08.041691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82ca8c79a0f7d8eb5b505e46db6ac9d7f055c870abde60295ada99ecd11e729a

Aliases

arxiv: 2507.12843 · arxiv_version: 2507.12843v3 · doi: 10.48550/arxiv.2507.12843 · pith_short_12: QLFIY6NA67MO · pith_short_16: QLFIY6NA67MOWW2Q · pith_short_8: QLFIY6NA

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/QLFIY6NA67MOWW2QLZDNW2WJ27 \
  | 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: 82ca8c79a0f7d8eb5b505e46db6ac9d7f055c870abde60295ada99ecd11e729a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d9a5c2af60e5cfca2522639434bfe82c93ed07d97883ee053536d47c01bccbb",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-17T07:08:54Z",
    "title_canon_sha256": "2735b1484c9361a09cc48b9ce78e622d1f6095fd7f62a19094be327e8c85d0d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12843",
    "kind": "arxiv",
    "version": 3
  }
}