Pith Number

pith:SXPWNL7S

pith:2021:SXPWNL7SVZKTJBRNA2SAUUNLSA

not attested not anchored not stored refs pending

Neural PPO-Clip Attains Global Optimality: A Hinge Loss Perspective

Hsuan-Yu Yao, I-Chen Wu, Kai-Chun Hu, Kuo-Hao Ho, Liang-Chun Ouyang, Nai-Chieh Huang, Ping-Chun Hsieh

arxiv:2110.13799 v4 · 2021-10-26 · 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{SXPWNL7SVZKTJBRNA2SAUUNLSA}

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.

Cited by

2 papers in Pith

Low Variance Trust Region Optimization with Independent Actors and Sequential Updates in Cooperative Multi-agent Reinforcement Learning

Randomized Advantage Transformation (RAT): Computing Natural Policy Gradients via Direct Backpropagation

Receipt and verification

First computed	2026-07-05T04:53:39.913172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95df66aff2ae5534862d06a40a51ab90312a6e1ea40479ab3f6bf36cb2b8c7af

Aliases

arxiv: 2110.13799 · arxiv_version: 2110.13799v4 · doi: 10.48550/arxiv.2110.13799 · pith_short_12: SXPWNL7SVZKT · pith_short_16: SXPWNL7SVZKTJBRN · pith_short_8: SXPWNL7S

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/SXPWNL7SVZKTJBRNA2SAUUNLSA \
  | 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: 95df66aff2ae5534862d06a40a51ab90312a6e1ea40479ab3f6bf36cb2b8c7af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0774f8293eb8a5dd2841b849d0d3379db76089a1e21bd70670ab1d0e91be6772",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-10-26T15:56:57Z",
    "title_canon_sha256": "8435f3887a6cf3feb0f24b136f4185a8148d6f077332e67de5064ddf690dfd10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13799",
    "kind": "arxiv",
    "version": 4
  }
}