Pith Number

pith:7U7RTRA6

pith:2026:7U7RTRA6OP7TS2GR4AHQCL7LW7

not attested not anchored not stored refs pending

Understanding Software Defect Prediction: A Large-scale Empirical Study Across Uncertainty Quantification and Performance Evaluation

Ranjun Peng, Rubing Huang, WenBin He, Xuan Xie, Zhijie Wang

arxiv:2607.01842 v1 · 2026-07-02 · 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{7U7RTRA6OP7TS2GR4AHQCL7LW7}

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	2026-07-03T01:17:31.388395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd3f19c41e73ff3968d1e00f012febb7f2d89f2f7ef1208dc4e68eeeab25c481

Aliases

arxiv: 2607.01842 · arxiv_version: 2607.01842v1 · doi: 10.48550/arxiv.2607.01842 · pith_short_12: 7U7RTRA6OP7T · pith_short_16: 7U7RTRA6OP7TS2GR · pith_short_8: 7U7RTRA6

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/7U7RTRA6OP7TS2GR4AHQCL7LW7 \
  | 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: fd3f19c41e73ff3968d1e00f012febb7f2d89f2f7ef1208dc4e68eeeab25c481

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8ec44c245916860a89018f97d1dae328ee604977239bbcffd518e1888508c89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-02T08:05:27Z",
    "title_canon_sha256": "9f65c9c3e159ea33ac714f64b26ca9777525a95d07c5f7448154df7e0dc386f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01842",
    "kind": "arxiv",
    "version": 1
  }
}