Pith Number

pith:VRJ2HTZR

pith:2013:VRJ2HTZRKFLKHY7YXDWY3Z73CK

not attested not anchored not stored refs pending

Estimating the Maximum Expected Value: An Analysis of (Nested) Cross Validation and the Maximum Sample Average

Hado van Hasselt

arxiv:1302.7175 v2 · 2013-02-28 · stat.ML · cs.AI · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRJ2HTZRKFLKHY7YXDWY3Z73CK}

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	2026-05-18T03:32:07.173278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac53a3cf315156a3e3f8b8ed8de7fb12a579542c011fa9a7576f2f163f70f439

Aliases

arxiv: 1302.7175 · arxiv_version: 1302.7175v2 · doi: 10.48550/arxiv.1302.7175 · pith_short_12: VRJ2HTZRKFLK · pith_short_16: VRJ2HTZRKFLKHY7Y · pith_short_8: VRJ2HTZR

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/VRJ2HTZRKFLKHY7YXDWY3Z73CK \
  | 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: ac53a3cf315156a3e3f8b8ed8de7fb12a579542c011fa9a7576f2f163f70f439

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a55be9336ccc5b8460bb701bd0124b0fefd06b9286781bab72a2d9eb3be3c75",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-02-28T12:48:32Z",
    "title_canon_sha256": "da9dfe6ee4544cfde343882f2332346b854101aca8f39f860c9fd2f45d568e58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.7175",
    "kind": "arxiv",
    "version": 2
  }
}