Pith Number

pith:YDDFXDMJ

pith:2024:YDDFXDMJ72O2NZSJKEDY23ECYO

not attested not anchored not stored refs pending

A Novel Methodology in Credit Spread Prediction Based on Ensemble Learning and Feature Selection

Jiawen Bai, Xia'an Zhou, Yingze Hou, Yu Shao, Zhanhao Pan

arxiv:2412.09769 v1 · 2024-12-13 · math.NA · cs.LG · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDDFXDMJ72O2NZSJKEDY23ECYO}

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	2026-07-05T09:48:41.024245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0c65b8d89fe9da6e64951078d6c82c3a65faaf27f08ce3ffaed019f4c707e85

Aliases

arxiv: 2412.09769 · arxiv_version: 2412.09769v1 · doi: 10.48550/arxiv.2412.09769 · pith_short_12: YDDFXDMJ72O2 · pith_short_16: YDDFXDMJ72O2NZSJ · pith_short_8: YDDFXDMJ

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/YDDFXDMJ72O2NZSJKEDY23ECYO \
  | 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: c0c65b8d89fe9da6e64951078d6c82c3a65faaf27f08ce3ffaed019f4c707e85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4304fd9c2ba3dfb04c08a58adeb8fa3427cd07a2dcf41bb2f0432d5b4a6762cb",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-12-13T00:26:36Z",
    "title_canon_sha256": "b904a4ba774788f7450d53c7c763a5100c4c066fa4a8da999b353e0f04ddac76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.09769",
    "kind": "arxiv",
    "version": 1
  }
}