Pith Number

pith:VQQ3N7ZF

pith:2025:VQQ3N7ZFQ5U5NCKBGFENQFQBOS

not attested not anchored not stored refs pending

Model-Agnostic Meta-Policy Optimization via Zeroth-Order Estimation: A Linear Quadratic Regulator Perspective

Quanyan Zhu, Tao Li, Yunian Pan

arxiv:2503.00385 v1 · 2025-03-01 · eess.SY · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQQ3N7ZFQ5U5NCKBGFENQFQBOS}

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	2026-07-05T10:22:21.707428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac21b6ff258769d689413148d8160174912e13e11ac1b62332ef6b41857bc9ab

Aliases

arxiv: 2503.00385 · arxiv_version: 2503.00385v1 · doi: 10.48550/arxiv.2503.00385 · pith_short_12: VQQ3N7ZFQ5U5 · pith_short_16: VQQ3N7ZFQ5U5NCKB · pith_short_8: VQQ3N7ZF

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/VQQ3N7ZFQ5U5NCKBGFENQFQBOS \
  | 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: ac21b6ff258769d689413148d8160174912e13e11ac1b62332ef6b41857bc9ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "540249dd68400e6feebb578f5fcbe226f600114ce7b070424744759c7e746631",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2025-03-01T07:17:39Z",
    "title_canon_sha256": "c3bafe1784b19cea07be4d91eaf796263f7623fa5634943231b35d5baa3fe6bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.00385",
    "kind": "arxiv",
    "version": 1
  }
}