Pith Number

pith:DS5XIDUC

pith:2021:DS5XIDUCNVDQIPAZKAJLEBXPZK

not attested not anchored not stored refs pending

Reinforcement Learning With Sparse-Executing Actions via Sparsity Regularization

Jing-cheng Pang, Shengyi Jiang, Tian Xu, Yang Yu, Yu-Ren Liu

arxiv:2105.08666 v4 · 2021-05-18 · 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{DS5XIDUCNVDQIPAZKAJLEBXPZK}

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	2026-07-05T08:46:14.395345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cbb740e826d47043c195012b206efca8e4215cf296a1eb38f64f3f5e509ddfb

Aliases

arxiv: 2105.08666 · arxiv_version: 2105.08666v4 · doi: 10.48550/arxiv.2105.08666 · pith_short_12: DS5XIDUCNVDQ · pith_short_16: DS5XIDUCNVDQIPAZ · pith_short_8: DS5XIDUC

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/DS5XIDUCNVDQIPAZKAJLEBXPZK \
  | 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: 1cbb740e826d47043c195012b206efca8e4215cf296a1eb38f64f3f5e509ddfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc5591396d7dbf87362e033b8dee303432b1ce846280bdc183abb1af4a621dae",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-18T16:50:42Z",
    "title_canon_sha256": "9387f2482b6daff155316c09ac3b5fadce70ce09fc663e3fb9e94eca34e097c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08666",
    "kind": "arxiv",
    "version": 4
  }
}