Pith Number

pith:2BSVK6C4

pith:2017:2BSVK6C4TD3SDUUHVFL2J5PL5S

not attested not anchored not stored refs pending

Revisiting Unsupervised Learning for Defect Prediction

Tim Menzies, Wei Fu

arxiv:1703.00132 v2 · 2017-03-01 · 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{2BSVK6C4TD3SDUUHVFL2J5PL5S}

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	2026-05-18T00:41:47.740327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d06555785c98f721d287a957a4f5ebec8ac7020857bdee52c56ded956bb3093f

Aliases

arxiv: 1703.00132 · arxiv_version: 1703.00132v2 · doi: 10.48550/arxiv.1703.00132 · pith_short_12: 2BSVK6C4TD3S · pith_short_16: 2BSVK6C4TD3SDUUH · pith_short_8: 2BSVK6C4

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/2BSVK6C4TD3SDUUHVFL2J5PL5S \
  | 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: d06555785c98f721d287a957a4f5ebec8ac7020857bdee52c56ded956bb3093f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccaf5edbfbbe8c601ef1bc3d4bcee367b7bc3f9e5d3ae1ed965087be032dcf95",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-03-01T04:36:06Z",
    "title_canon_sha256": "8d1d359b76174c0afaa087fbd6ef96983adde02f31b25a4f3c6ea71bde712758"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00132",
    "kind": "arxiv",
    "version": 2
  }
}