Pith Number

pith:OJ4GYU5B

pith:2013:OJ4GYU5BCLMCA7GDQGRGB366OK

not attested not anchored not stored refs pending

Model-Based Policy Gradients with Parameter-Based Exploration by Least-Squares Conditional Density Estimation

Jun Morimoto, Masashi Sugiyama, Syogo Mori, Tingting Zhao, Voot Tangkaratt

arxiv:1307.5118 v1 · 2013-07-19 · 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{OJ4GYU5BCLMCA7GDQGRGB366OK}

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	2026-05-18T03:18:05.641098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72786c53a112d8207cc381a260efde729f403f396115d660fa997f35ba83bf65

Aliases

arxiv: 1307.5118 · arxiv_version: 1307.5118v1 · doi: 10.48550/arxiv.1307.5118 · pith_short_12: OJ4GYU5BCLMC · pith_short_16: OJ4GYU5BCLMCA7GD · pith_short_8: OJ4GYU5B

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/OJ4GYU5BCLMCA7GDQGRGB366OK \
  | 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: 72786c53a112d8207cc381a260efde729f403f396115d660fa997f35ba83bf65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "865cbb64f5d74829d1e4e41072347caca78ac909649b9ca391e658d0535eac2f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-07-19T03:00:39Z",
    "title_canon_sha256": "1c02b1ca73de814fd0ecc6f342cf02f2c98cc404eee94ff7a2b8369de3ad92cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5118",
    "kind": "arxiv",
    "version": 1
  }
}