Pith Number

pith:5PZ5OZHS

pith:2019:5PZ5OZHS2SBDVJVACS4DP2SIWY

not attested not anchored not stored refs pending

Predicting credit default probabilities using machine learning techniques in the face of unequal class distributions

Anna Stelzer

arxiv:1907.12996 v1 · 2019-07-30 · econ.EM · 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{5PZ5OZHS2SBDVJVACS4DP2SIWY}

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	2026-07-04T23:50:26.744022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebf3d764f2d4823aa6a014b837ea48b60167499d72bf32ad51490da7ccbbb3e5

Aliases

arxiv: 1907.12996 · arxiv_version: 1907.12996v1 · doi: 10.48550/arxiv.1907.12996 · pith_short_12: 5PZ5OZHS2SBD · pith_short_16: 5PZ5OZHS2SBDVJVA · pith_short_8: 5PZ5OZHS

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/5PZ5OZHS2SBDVJVACS4DP2SIWY \
  | 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: ebf3d764f2d4823aa6a014b837ea48b60167499d72bf32ad51490da7ccbbb3e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78cc896ee49e091334671ba7b998b3b21ef099179857349006bb4f2a5abca242",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2019-07-30T15:01:10Z",
    "title_canon_sha256": "3f981bb9bc173e1bc88ea04bc2aae5c79cb8423b9d4e2008a6c0c65fa2078a9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.12996",
    "kind": "arxiv",
    "version": 1
  }
}