Pith Number

pith:J2GO3ZWV

pith:2026:J2GO3ZWVBE5XQC7YGOVZJBLAI5

not attested not anchored not stored refs pending

Agent Skills Matter: Inferring Proprietary Skills from Execution Trajectories

Biao Yi, Jianing Geng, Qingkai Zeng, Ruijie Wang, Ruiqi He, Xia Hu, Xuansheng Wu, Zekun Fei, Zheli Liu

arxiv:2607.25560 v1 · 2026-07-28 · 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{J2GO3ZWVBE5XQC7YGOVZJBLAI5}

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	2026-07-29T01:25:47.062860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e8cede6d5093b780bf833ab948560476447b44ccc680fcc96b65be4e6a7c4c0

Aliases

arxiv: 2607.25560 · arxiv_version: 2607.25560v1 · doi: 10.48550/arxiv.2607.25560 · pith_short_12: J2GO3ZWVBE5X · pith_short_16: J2GO3ZWVBE5XQC7Y · pith_short_8: J2GO3ZWV

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/J2GO3ZWVBE5XQC7YGOVZJBLAI5 \
  | 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: 4e8cede6d5093b780bf833ab948560476447b44ccc680fcc96b65be4e6a7c4c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b23461de0870e7078ab6508f8db491ce0f5cafe2adc57ac2dac8278592f72ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-28T10:40:59Z",
    "title_canon_sha256": "3fb28b75d43689964d4ef33a08af3567aa32e7f2cdff1706bdfd089a0e73240d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25560",
    "kind": "arxiv",
    "version": 1
  }
}