Pith Number

pith:5FWASI2Y

pith:2013:5FWASI2YP5QAH3D2V4QAVYEBSX

not attested not anchored not stored refs pending

Testing Hypotheses by Regularized Maximum Mean Discrepancy

Juergen Schmidhuber, Kevin Whittingstall, Paola M.V. Rancoita, Somayeh Danafar, Tobias Glasmachers

arxiv:1305.0423 v1 · 2013-05-02 · cs.LG · cs.AI · 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{5FWASI2YP5QAH3D2V4QAVYEBSX}

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.

Cited by

1 paper in Pith

Variance Matters: Improving Domain Adaptation via Stratified Sampling

Receipt and verification

First computed	2026-05-18T03:26:40.360870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e96c0923587f6003ec7aaf200ae08195ebd2207b10dee35a91571e2450137695

Aliases

arxiv: 1305.0423 · arxiv_version: 1305.0423v1 · doi: 10.48550/arxiv.1305.0423 · pith_short_12: 5FWASI2YP5QA · pith_short_16: 5FWASI2YP5QAH3D2 · pith_short_8: 5FWASI2Y

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/5FWASI2YP5QAH3D2V4QAVYEBSX \
  | 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: e96c0923587f6003ec7aaf200ae08195ebd2207b10dee35a91571e2450137695

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4df01925474aa0f312a9e81c9d2919069f940f9e8fd384d85013f51650889440",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-05-02T13:03:53Z",
    "title_canon_sha256": "8123da659d5bca294adeceaf7331946d8da91551db4c971ae78b249f02c48181"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0423",
    "kind": "arxiv",
    "version": 1
  }
}