Pith Number

pith:CENLEIBT

pith:2026:CENLEIBTTTO5FCISHDNADBQJJB

not attested not anchored not stored refs pending

Diagnosing Knowledge Gaps in LLM Tool Use: An Agentic Benchmark for Novel API Acquisition

Hongyi Wen, Jinhan Niu, Jinnuo Liu, Yue Peng

arxiv:2606.03657 v1 · 2026-06-02 · 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{CENLEIBTTTO5FCISHDNADBQJJB}

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	2026-06-03T01:06:03.707782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

111ab220339cddd2891238da018609487d9b3d1c6938a3ed0ac85a197e6eb522

Aliases

arxiv: 2606.03657 · arxiv_version: 2606.03657v1 · doi: 10.48550/arxiv.2606.03657 · pith_short_12: CENLEIBTTTO5 · pith_short_16: CENLEIBTTTO5FCIS · pith_short_8: CENLEIBT

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/CENLEIBTTTO5FCISHDNADBQJJB \
  | 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: 111ab220339cddd2891238da018609487d9b3d1c6938a3ed0ac85a197e6eb522

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfd0d93b8f49dfd3cffaf55564effbec85b5a6f2b72faac5961101cc4f9cac39",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-02T13:46:04Z",
    "title_canon_sha256": "d5e517ba98eeb9116505818c41515e2d8fadf3740a6860c6500c5942129e52b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03657",
    "kind": "arxiv",
    "version": 1
  }
}