Pith Number

pith:A4VRA33K

pith:2018:A4VRA33KJIZ2IHCQHDVGY4M2CT

not attested not anchored not stored refs pending

Greedy Actor-Critic: A New Conditional Cross-Entropy Method for Policy Improvement

Adam White, Ajin Joseph, Martha White, Samuel Neumann, Sungsu Lim, Yangchen Pan

arxiv:1810.09103 v4 · 2018-10-22 · 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{A4VRA33KJIZ2IHCQHDVGY4M2CT}

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	2026-07-05T05:46:50.804516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

072b106f6a4a33a41c5038ea6c719a14e46f0913ee083199e15f06d9e0afd929

Aliases

arxiv: 1810.09103 · arxiv_version: 1810.09103v4 · doi: 10.48550/arxiv.1810.09103 · pith_short_12: A4VRA33KJIZ2 · pith_short_16: A4VRA33KJIZ2IHCQ · pith_short_8: A4VRA33K

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/A4VRA33KJIZ2IHCQHDVGY4M2CT \
  | 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: 072b106f6a4a33a41c5038ea6c719a14e46f0913ee083199e15f06d9e0afd929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdfc512c955eb053123494b2838272425e99469ad927e1c85792c9f496f04fdc",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-10-22T06:35:03Z",
    "title_canon_sha256": "71426103521e637d9c728dc597302029d91906966b71b3f705c222c15175fe14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09103",
    "kind": "arxiv",
    "version": 4
  }
}