Pith Number

pith:4LSIJJ5L

pith:2025:4LSIJJ5LEK4FWBK6KCZMPHTJJP

not attested not anchored not stored refs pending

PPO-BR: Dual-Signal Entropy-Reward Adaptation for Trust Region Policy Optimization

Ben Rahman

arxiv:2505.17714 v1 · 2025-05-23 · cs.LG · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LSIJJ5LEK4FWBK6KCZMPHTJJP}

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	2026-07-05T11:08:30.715720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2e484a7ab22b85b055e50b2c79e694bc4d4b0725ee7ddf62a98ada4b61ac7fe

Aliases

arxiv: 2505.17714 · arxiv_version: 2505.17714v1 · doi: 10.48550/arxiv.2505.17714 · pith_short_12: 4LSIJJ5LEK4F · pith_short_16: 4LSIJJ5LEK4FWBK6 · pith_short_8: 4LSIJJ5L

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/4LSIJJ5LEK4FWBK6KCZMPHTJJP \
  | 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: e2e484a7ab22b85b055e50b2c79e694bc4d4b0725ee7ddf62a98ada4b61ac7fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50902f7e7967e03e97f117189feaa1d158794e87668718f19e6b7ebc9789c09f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-23T10:30:58Z",
    "title_canon_sha256": "b2066d65efa3d31c17a0e087ff5b6b2fb418cf790c058a5f0f5a32059d386600"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17714",
    "kind": "arxiv",
    "version": 1
  }
}