Pith Number

pith:R7KLPAKH

pith:2026:R7KLPAKHXLZEVR6TSSA2BM65YP

not attested not anchored not stored refs pending

SkillBrew: Multi-Objective Curation of Skill Banks for LLM Agents

Junda Wu, Ming Jin, Qingsong Wen, Wentao Hu, Xiangyu Zhao, Yanfeng Wang, Yilei Shao, Yiming Zhang, Zhendong Chu

arxiv:2605.29440 v1 · 2026-05-28 · cs.CL · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7KLPAKHXLZEVR6TSSA2BM65YP}

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	2026-05-29T01:05:39.166978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fd4b78147baf24ac7d39481a0b3ddc3c53f8e4cb5bd896ff8ab704f0729073f

Aliases

arxiv: 2605.29440 · arxiv_version: 2605.29440v1 · doi: 10.48550/arxiv.2605.29440 · pith_short_12: R7KLPAKHXLZE · pith_short_16: R7KLPAKHXLZEVR6T · pith_short_8: R7KLPAKH

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/R7KLPAKHXLZEVR6TSSA2BM65YP \
  | 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: 8fd4b78147baf24ac7d39481a0b3ddc3c53f8e4cb5bd896ff8ab704f0729073f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "343449f56f2a6b96e0f863704b8387e8bb6e986b641bba0a474dc7f12e6d2bea",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-28T06:33:52Z",
    "title_canon_sha256": "fcef6a5e31b18c27e9dbc765c0c47d3c5ea413e594df53178ed257ef939f332d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29440",
    "kind": "arxiv",
    "version": 1
  }
}