Pith Number

pith:EZCTUFPZ

pith:2025:EZCTUFPZR6A5URHZPN7NIZDUOK

not attested not anchored not stored refs pending

Return Capping: Sample-Efficient CVaR Policy Gradient Optimisation

Bruno Lacerda, Clarissa Costen, Harry Mead, Nick Hawes

arxiv:2504.20887 v2 · 2025-04-29 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EZCTUFPZR6A5URHZPN7NIZDUOK}

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	2026-07-05T11:39:53.450920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26453a15f98f81da44f97b7ed4647472962533feefb6255cf95f077cacb9a75d

Aliases

arxiv: 2504.20887 · arxiv_version: 2504.20887v2 · doi: 10.48550/arxiv.2504.20887 · pith_short_12: EZCTUFPZR6A5 · pith_short_16: EZCTUFPZR6A5URHZ · pith_short_8: EZCTUFPZ

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/EZCTUFPZR6A5URHZPN7NIZDUOK \
  | 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: 26453a15f98f81da44f97b7ed4647472962533feefb6255cf95f077cacb9a75d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54567a607c572a4ebdfb5479f37985a259434dabcd46d269305b0e49cf2ad623",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-04-29T16:04:16Z",
    "title_canon_sha256": "dd06710345a7dc9aed54004132066a4331c195d1b1c34b446a4312ad7ef9eb5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20887",
    "kind": "arxiv",
    "version": 2
  }
}