Pith Number

pith:FTQCPYOZ

pith:2019:FTQCPYOZKOMIMGDBOL5WIEJC24

not attested not anchored not stored refs pending

Revisiting Heterogeneous Defect Prediction: How Far Are We?

Chao Ni, Xiang Chen, Yanzhou Mu, Zhanqi Cui

arxiv:1908.06560 v1 · 2019-08-19 · 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{FTQCPYOZKOMIMGDBOL5WIEJC24}

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	2026-07-05T03:58:32.139271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ce027e1d9539886186172fb641122d73c1ee0bd5cc1d64a7f76e9a337e97a4d

Aliases

arxiv: 1908.06560 · arxiv_version: 1908.06560v1 · doi: 10.48550/arxiv.1908.06560 · pith_short_12: FTQCPYOZKOMI · pith_short_16: FTQCPYOZKOMIMGDB · pith_short_8: FTQCPYOZ

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/FTQCPYOZKOMIMGDBOL5WIEJC24 \
  | 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: 2ce027e1d9539886186172fb641122d73c1ee0bd5cc1d64a7f76e9a337e97a4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ae942d75e18c821f3039f4eea8d0796f872b028b34c0e788a10ccc21792b126",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-08-19T02:19:05Z",
    "title_canon_sha256": "8c6e18571d37e7325737fc425725e983358c1523c3610adb4efb1bad8f8ca483"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06560",
    "kind": "arxiv",
    "version": 1
  }
}