Pith Number

pith:BSTYO6FT

pith:2025:BSTYO6FTFOX7BMQYL4KSX44FRI

not attested not anchored not stored refs pending

ULTHO: Ultra-Lightweight yet Efficient Hyperparameter Optimization in Deep Reinforcement Learning

Bo Li, Mingqi Yuan, Wenjun Zeng, Xin Jin

arxiv:2503.06101 v2 · 2025-03-08 · 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{BSTYO6FTFOX7BMQYL4KSX44FRI}

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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

1 paper in Pith

D2 Actor Critic: Diffusion Actor Meets Distributional Critic

Receipt and verification

First computed	2026-07-05T11:46:40.776416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ca78778b32baff0b2185f152bf3858a3b05f4a0b7c9ddedcef9270997018581

Aliases

arxiv: 2503.06101 · arxiv_version: 2503.06101v2 · doi: 10.48550/arxiv.2503.06101 · pith_short_12: BSTYO6FTFOX7 · pith_short_16: BSTYO6FTFOX7BMQY · pith_short_8: BSTYO6FT

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/BSTYO6FTFOX7BMQYL4KSX44FRI \
  | 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: 0ca78778b32baff0b2185f152bf3858a3b05f4a0b7c9ddedcef9270997018581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58f1034182f1318c1ac3839946ef32676b6690909053298b348a21bd8eb6617b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-03-08T07:03:43Z",
    "title_canon_sha256": "0d1d0ab713455fa708bec33bbe29ecb2de391ec7c4b0ab065823b98f483b0596"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.06101",
    "kind": "arxiv",
    "version": 2
  }
}