Pith Number

pith:IQWQLKDM

pith:2021:IQWQLKDM4YMSEFBDDDAVJBZAYA

not attested not anchored not stored refs pending

Moving from Cross-Project Defect Prediction to Heterogeneous Defect Prediction: A Partial Replication Study

Ay\c{s}e Ba\c{s}ar, Hadi Jahanshahi, Mucahit Cevik

arxiv:2103.03490 v1 · 2021-03-05 · cs.SE · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQWQLKDM4YMSEFBDDDAVJBZAYA}

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	2026-07-05T02:36:22.892100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

442d05a86ce61922142318c1548720c02bf6ba67a8a49f85aa95749e763c1ad1

Aliases

arxiv: 2103.03490 · arxiv_version: 2103.03490v1 · doi: 10.48550/arxiv.2103.03490 · pith_short_12: IQWQLKDM4YMS · pith_short_16: IQWQLKDM4YMSEFBD · pith_short_8: IQWQLKDM

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/IQWQLKDM4YMSEFBDDDAVJBZAYA \
  | 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: 442d05a86ce61922142318c1548720c02bf6ba67a8a49f85aa95749e763c1ad1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47ae911f2624027bb352c5c610cf1801f6ea205e11dffc2f4db06a3b4e45f39f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-03-05T06:29:45Z",
    "title_canon_sha256": "1bed91670f10d79b0ef2061a7a30256ef5c07f1e93f2988b20ec1ca779ccd58b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.03490",
    "kind": "arxiv",
    "version": 1
  }
}