Pith Number

pith:DGOXU5VO

pith:2018:DGOXU5VONLXZEMIGGFF3FQSOIM

not attested not anchored not stored refs pending

Universal Hypothesis Testing with Kernels: Asymptotically Optimal Tests for Goodness of Fit

Biao Chen, Pengfei Yang, Shengyu Zhu, Zhitang Chen

arxiv:1802.07581 v3 · 2018-02-21 · stat.ML · cs.IT · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DGOXU5VONLXZEMIGGFF3FQSOIM}

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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	2026-05-17T23:51:06.054627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

199d7a76ae6aef923106314bb2c24e431cc7dc480d7334c75d0685064b34471a

Aliases

arxiv: 1802.07581 · arxiv_version: 1802.07581v3 · doi: 10.48550/arxiv.1802.07581 · pith_short_12: DGOXU5VONLXZ · pith_short_16: DGOXU5VONLXZEMIG · pith_short_8: DGOXU5VO

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/DGOXU5VONLXZEMIGGFF3FQSOIM \
  | 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: 199d7a76ae6aef923106314bb2c24e431cc7dc480d7334c75d0685064b34471a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d68ae381961c9107a3fbed252c295a6fb90bb7d5645c9620b4fefdbb91b0733d",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-21T14:24:30Z",
    "title_canon_sha256": "87ac4d19c763972ac6a6bb4a5e02d8e2503269a5a09d0971e35396ecc63a1b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07581",
    "kind": "arxiv",
    "version": 3
  }
}