Pith Number

pith:WAQQDLK5

pith:2025:WAQQDLK5VA7QQDYDC7MQMGC6HC

not attested not anchored not stored refs pending

Retrospective: Data Mining Static Code Attributes to Learn Defect Predictors

Tim Menzies

arxiv:2501.15662 v1 · 2025-01-26 · 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{WAQQDLK5VA7QQDYDC7MQMGC6HC}

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	2026-07-05T10:05:32.541818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b02101ad5da83f080f0317d906185e38a6f9d7aecb271a29234198a961c18856

Aliases

arxiv: 2501.15662 · arxiv_version: 2501.15662v1 · doi: 10.48550/arxiv.2501.15662 · pith_short_12: WAQQDLK5VA7Q · pith_short_16: WAQQDLK5VA7QQDYD · pith_short_8: WAQQDLK5

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/WAQQDLK5VA7QQDYDC7MQMGC6HC \
  | 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: b02101ad5da83f080f0317d906185e38a6f9d7aecb271a29234198a961c18856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74112646b4343914ad2bc723ea2546006a08ac48dfa72ce4fb7da3dee2517bd0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-01-26T19:50:28Z",
    "title_canon_sha256": "fffc22300689c2f4fc320b64bb4dacff23048d9cae6b889c386eda356a4243db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15662",
    "kind": "arxiv",
    "version": 1
  }
}