Pith Number

pith:H5ICOP4S

pith:2026:H5ICOP4SKFEOYMF3F2GYVCMV3M

not attested not anchored not stored refs pending

OpenSkillEval: Automatically Auditing the Open Skill Ecosystem for LLM Agents

Boxian Ai, Jiahao Ying, Siyuan Liu, Wei Tang, Yixin Cao

arxiv:2605.23657 v1 · 2026-05-22 · 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{H5ICOP4SKFEOYMF3F2GYVCMV3M}

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	2026-05-25T02:02:24.534520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62

Aliases

arxiv: 2605.23657 · arxiv_version: 2605.23657v1 · doi: 10.48550/arxiv.2605.23657 · pith_short_12: H5ICOP4SKFEO · pith_short_16: H5ICOP4SKFEOYMF3 · pith_short_8: H5ICOP4S

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/H5ICOP4SKFEOYMF3F2GYVCMV3M \
  | 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: 3f50273f925148ec30bb2e8d8a8995db2aa0ebbdaec3b6d3d6edb9ca697b7e62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b65963597fdb60bc21027fbb15980d36208d1632fab6bd9d7dc4a5b8046d0fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-22T14:09:41Z",
    "title_canon_sha256": "f057ab9c2b8e64829e30b802ca45e3852e2a5eab30d73d6fb0f63a740a11a248"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23657",
    "kind": "arxiv",
    "version": 1
  }
}