Pith Number

pith:M76NGAD5

pith:2026:M76NGAD5SKCLNE4VWABD3ZK74R

not attested not anchored not stored refs pending

Are Production Cloud Skills Adequately Tested? Measuring and Governing Skill Test Coverage in Practice

Dengcheng He, Haotian Si, Jianqiang Zhao, Jiate Li, Junyi Chen, Meng Li, Ruifeng Nie, Shuyang Yu

arxiv:2607.22015 v1 · 2026-07-24 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M76NGAD5SKCLNE4VWABD3ZK74R}

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	2026-07-27T01:20:43.303825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67fcd3007d9284b69395b0023de55fe4752d9952f6a51dc1fcf2743f8248b5a6

Aliases

arxiv: 2607.22015 · arxiv_version: 2607.22015v1 · doi: 10.48550/arxiv.2607.22015 · pith_short_12: M76NGAD5SKCL · pith_short_16: M76NGAD5SKCLNE4V · pith_short_8: M76NGAD5

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/M76NGAD5SKCLNE4VWABD3ZK74R \
  | 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: 67fcd3007d9284b69395b0023de55fe4752d9952f6a51dc1fcf2743f8248b5a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab040670aaae70d7f9ca13793cb7be79a37dc3cb2f81c1ecbd8c1eaf58f5ec65",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-24T06:27:53Z",
    "title_canon_sha256": "26188a3d33c87d97de50b7b54e8648dc68f4eb75c8dcc726b90749bd06c1d4c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22015",
    "kind": "arxiv",
    "version": 1
  }
}