Pith Number

pith:BKPQNA56

pith:2026:BKPQNA562UUNKAQW4HOHRVUGVA

not attested not anchored not stored refs pending

Maestro: Reinforcement Learning to Orchestrate Hierarchical Model-Skill Ensembles

Fan Zhang, Guocheng Zhai, Haoran Luo, Jianhua Tao, Jinyang Wu, Ruihan Jin, Yuhao Shen, Zheng Lian, Zhengqi Wen, Zhengxi Lu

arxiv:2605.22177 v1 · 2026-05-21 · cs.LG · 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{BKPQNA562UUNKAQW4HOHRVUGVA}

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	2026-05-22T01:04:30.393468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a9f0683bed528d50216e1dc78d686a83e63d113c23ee276597b3c263bf04b29

Aliases

arxiv: 2605.22177 · arxiv_version: 2605.22177v1 · doi: 10.48550/arxiv.2605.22177 · pith_short_12: BKPQNA562UUN · pith_short_16: BKPQNA562UUNKAQW · pith_short_8: BKPQNA56

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/BKPQNA562UUNKAQW4HOHRVUGVA \
  | 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: 0a9f0683bed528d50216e1dc78d686a83e63d113c23ee276597b3c263bf04b29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ae576b3a3b79c47f747a218b26f2ddea230230b52339a45fdf50ea24fd271ad",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-21T08:47:49Z",
    "title_canon_sha256": "8fde204f0629fccaaa0e3f1d7f68f9538e190214b8c30bfa17b29691b52d2a78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22177",
    "kind": "arxiv",
    "version": 1
  }
}